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This paper designed a simple yet effective adapter module that helps plain ViT behave well for dense prediction tasks, including object detection, instance segmentation, and semantic segmentation. Benefited by the inductive bias introduced by the spatial prior module and feature interaction module, the plain ViT archiv... | Recommendation: 6: marginally above the acceptance threshold | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
This paper designed a simple yet effective adapter module that helps plain ViT behave well for dense prediction tasks, including object detection, instance segmentation, and semantic segmentation. Benefited by the inductive bias introduced by the spatial prior module and feature interaction module, the plain Vi... |
This paper tackles the problem of a classifier being biased to nuisance factors (shortcuts). The proposed method uses image-to-image translation to synthesize different biases in the dataset to remove the bias without collecting bias-free dataset.
Strengths
(+) The translation model does not require bias supervision f... | Recommendation: 5: marginally below the acceptance threshold | Area: Deep Learning and representational learning | Review:
This paper tackles the problem of a classifier being biased to nuisance factors (shortcuts). The proposed method uses image-to-image translation to synthesize different biases in the dataset to remove the bias without collecting bias-free dataset.
Strengths
(+) The translation model does not require bias super... |
The authors propose a technique for heteroschedastic classification, HET-XL, which does a simple trick to maintain scalability to settings with large amounts of classes.
The key idea is deceptively simple: the authors elect to model the covariance over noise not over class-space in the logits, but over the empedding s... | Recommendation: 6: marginally above the acceptance threshold | Area: Deep Learning and representational learning | Review:
The authors propose a technique for heteroschedastic classification, HET-XL, which does a simple trick to maintain scalability to settings with large amounts of classes.
The key idea is deceptively simple: the authors elect to model the covariance over noise not over class-space in the logits, but over the emp... |
The presented work establishes a theoretical link between standard diffusion models and Inverse heat dissipation models (IHDMs). They show that IHDM formulation can be equally represented as a standard diffusion model, albeit in the frequency domain. They use this theory to apparently get the best from both approaches:... | Recommendation: 8: accept, good paper | Area: Generative models | Review:
The presented work establishes a theoretical link between standard diffusion models and Inverse heat dissipation models (IHDMs). They show that IHDM formulation can be equally represented as a standard diffusion model, albeit in the frequency domain. They use this theory to apparently get the best from both app... |
This paper proposes a large kernel ConvNets which scaled up the kernel size beyond 51x51 up to 61x61 upon the RepVGG-like ConvNet baseline. The authors progress the idea from ConvNeXt and show the difference between the recently published RepLKNet (CVPR 2022) with the proposed model by introducing the concept of dynami... | Recommendation: 5: marginally below the acceptance threshold | Area: Deep Learning and representational learning | Review:
This paper proposes a large kernel ConvNets which scaled up the kernel size beyond 51x51 up to 61x61 upon the RepVGG-like ConvNet baseline. The authors progress the idea from ConvNeXt and show the difference between the recently published RepLKNet (CVPR 2022) with the proposed model by introducing the concept o... |
The paper introduces the Skill Discovery Decision Transformer, an extension of Decision Transformer [1] in which that does not use the return-to-go for policy conditioning. Instead, individual states are clustered and conditioning is performed with a "skill-distribution-to-go". The general motivation is a relation to (... | Recommendation: 3: reject, not good enough | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
The paper introduces the Skill Discovery Decision Transformer, an extension of Decision Transformer [1] in which that does not use the return-to-go for policy conditioning. Instead, individual states are clustered and conditioning is performed with a "skill-distribution-to-go". The general motivation is a relat... |
First, the authors make some proofs (whose correctness I haven't fully verified) based on the asymptotic equipartition property that show there exists a small set that can represent the whole data distribution. Then, the authors make some connections between RNNs and sparse coding. Finally, authors test RNNs and RNNs ... | Recommendation: 3: reject, not good enough | Area: Deep Learning and representational learning | Review:
First, the authors make some proofs (whose correctness I haven't fully verified) based on the asymptotic equipartition property that show there exists a small set that can represent the whole data distribution. Then, the authors make some connections between RNNs and sparse coding. Finally, authors test RNNs a... |
The authors propose a method to sample from a distribution with a known un-normalized posterior, named Annealed Fisher Implicit Sampler.
More specifically, they introduce the loss with the same gradient as the Fisher Divergence, provided a perfect estimate of the sampler's score function.
They train the sampler via alt... | Recommendation: 5: marginally below the acceptance threshold | Area: Generative models | Review:
The authors propose a method to sample from a distribution with a known un-normalized posterior, named Annealed Fisher Implicit Sampler.
More specifically, they introduce the loss with the same gradient as the Fisher Divergence, provided a perfect estimate of the sampler's score function.
They train the sampler... |
This paper examines the capacity of renormalizing nondeterministic stack RNN (RNS-RNN), a stack RNN variant proposed by previous work, and proves that it can recognize all context-free languages. It empirically shows that, surprisingly, it performs well in recognizing non-context-free languages, even when the language’... | Recommendation: 8: accept, good paper | Area: Deep Learning and representational learning | Review:
This paper examines the capacity of renormalizing nondeterministic stack RNN (RNS-RNN), a stack RNN variant proposed by previous work, and proves that it can recognize all context-free languages. It empirically shows that, surprisingly, it performs well in recognizing non-context-free languages, even when the l... |
This paper proposes to solve the potential classification problem of the adversarial samples with the help of diffusion models. Specifically, the authors firstly give some analysis of the regions of the conditional generation. They claim that the conditionally generated samples will concentrate on the regions around th... | Recommendation: 5: marginally below the acceptance threshold | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
This paper proposes to solve the potential classification problem of the adversarial samples with the help of diffusion models. Specifically, the authors firstly give some analysis of the regions of the conditional generation. They claim that the conditionally generated samples will concentrate on the regions a... |
(1) This paper aims to solve the long-tailed recognition task.
(I) This paper proposes that the class-conditional distribution shift can not be ignored in practice with empirical analysis.
(II) Based on this observation, this paper proposes to utilize DRO to minimize the worst risk and It can be understood as ... | Recommendation: 5: marginally below the acceptance threshold | Area: Deep Learning and representational learning | Review:
(1) This paper aims to solve the long-tailed recognition task.
(I) This paper proposes that the class-conditional distribution shift can not be ignored in practice with empirical analysis.
(II) Based on this observation, this paper proposes to utilize DRO to minimize the worst risk and It can be unders... |
The goal of this work is to automatically learn the activation functions via the combinations of different candidate activation functions for PINN. Specifically, it adopted gate function with a learnable parameter to identify the coefficients for different candidate activation functions. Extensive experiments are carri... | Recommendation: 6: marginally above the acceptance threshold | Area: Machine Learning for Sciences (eg biology, physics, health sciences, social sciences, climate/sustainability ) | Review:
The goal of this work is to automatically learn the activation functions via the combinations of different candidate activation functions for PINN. Specifically, it adopted gate function with a learnable parameter to identify the coefficients for different candidate activation functions. Extensive experiments a... |
This paper presents a general masking strategy for visual representation learning with siamese neural network architectures. The approach is applicable to CNN-based or ViT-based neural networks.
It consists in pre-processing the input with a high-pass filter and then doing different augmentations that mask out parts of... | Recommendation: 5: marginally below the acceptance threshold | Area: Unsupervised and Self-supervised learning | Review:
This paper presents a general masking strategy for visual representation learning with siamese neural network architectures. The approach is applicable to CNN-based or ViT-based neural networks.
It consists in pre-processing the input with a high-pass filter and then doing different augmentations that mask out ... |
This paper proposes a homotopy learning method for solving constrained optimization problems. The idea of homotopy is pretty intuitive: we have a parameter lambda_h \in [0,1], indicating the difficulty of the current problem. lambda_h=0 means a trivial initial problem H0 and lambda_h=1 means the target difficult proble... | Recommendation: 3: reject, not good enough | Area: Optimization (eg, convex and non-convex optimization) | Review:
This paper proposes a homotopy learning method for solving constrained optimization problems. The idea of homotopy is pretty intuitive: we have a parameter lambda_h \in [0,1], indicating the difficulty of the current problem. lambda_h=0 means a trivial initial problem H0 and lambda_h=1 means the target difficul... |
This paper attempts to prove algorithmic stability-based generalization error bounds for neural nets with ReLU activation functions. To do this, the modified definition of "Almost (Sure) Support Stability" is proposed, which weakens the standard uniform stability definition and requires it to hold with a certain probab... | Recommendation: 6: marginally above the acceptance threshold | Area: Theory (eg, control theory, learning theory, algorithmic game theory) | Review:
This paper attempts to prove algorithmic stability-based generalization error bounds for neural nets with ReLU activation functions. To do this, the modified definition of "Almost (Sure) Support Stability" is proposed, which weakens the standard uniform stability definition and requires it to hold with a certai... |
By considering it as an empirical Replay Memory MDP (RM-MDP), the authors in this study take advantage of the information contained in the experience replay memory. The authors discovered a conservative value estimate that solely considers transitions seen within the replay memory by solving it using dynamic programmin... | Recommendation: 6: marginally above the acceptance threshold | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
By considering it as an empirical Replay Memory MDP (RM-MDP), the authors in this study take advantage of the information contained in the experience replay memory. The authors discovered a conservative value estimate that solely considers transitions seen within the replay memory by solving it using dynamic pr... |
The paper proposes a new framework for obtaining bounds on quantiles of the loss distribution of a given predictor. The method uses a lower bound on the CDF to obtain high-confidence bounds on the quantile loss profiles of the predictor.
Strength
The framework produced by the paper generalizes exisitng known framework... | Recommendation: 5: marginally below the acceptance threshold | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
The paper proposes a new framework for obtaining bounds on quantiles of the loss distribution of a given predictor. The method uses a lower bound on the CDF to obtain high-confidence bounds on the quantile loss profiles of the predictor.
Strength
The framework produced by the paper generalizes exisitng known f... |
This paper proposes an extension of GP that is applicable to situations where a single task is assigned several different output labels. The proposed model is evaluated using real-world datasets.
S1. The authors are trying to solve a spoken language assessment task using a Gaussian process. The problem addressed herein... | Recommendation: 3: reject, not good enough | Area: Probabilistic Methods (eg, variational inference, causal inference, Gaussian processes) | Review:
This paper proposes an extension of GP that is applicable to situations where a single task is assigned several different output labels. The proposed model is evaluated using real-world datasets.
S1. The authors are trying to solve a spoken language assessment task using a Gaussian process. The problem addresse... |
This paper proposes a simple method of randomly masking past tokens during causal language modeling that boosts zero-shot capabilities and fine-tuning results by a non-trivial margin. The problem motivation is capturing the best of both decoder and encoder LMs. While previous methods achieve this as well, the authors ... | Recommendation: 6: marginally above the acceptance threshold | Area: Deep Learning and representational learning | Review:
This paper proposes a simple method of randomly masking past tokens during causal language modeling that boosts zero-shot capabilities and fine-tuning results by a non-trivial margin. The problem motivation is capturing the best of both decoder and encoder LMs. While previous methods achieve this as well, the ... |
The paper presents a novel method for targeted adversarial attacks on Deep Reinforcement Learning algorithms by modifying agent observations. It learns an adversarial reward function via the preferences of a human-in-the-loop, and uses it to guide an intention policy that itself generates behaviors the adversarial poli... | Recommendation: 5: marginally below the acceptance threshold | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
The paper presents a novel method for targeted adversarial attacks on Deep Reinforcement Learning algorithms by modifying agent observations. It learns an adversarial reward function via the preferences of a human-in-the-loop, and uses it to guide an intention policy that itself generates behaviors the adversar... |
Prior work by Saunshi et al. 2022 had highlighted the insufficiency of previous theoretical analyses that are function-class agnostic to completely explain the success of self-supervised learning. This paper provides theoretical guarantees for self-supervised learning that do incorporate the function class building on ... | Recommendation: 6: marginally above the acceptance threshold | Area: Theory (eg, control theory, learning theory, algorithmic game theory) | Review:
Prior work by Saunshi et al. 2022 had highlighted the insufficiency of previous theoretical analyses that are function-class agnostic to completely explain the success of self-supervised learning. This paper provides theoretical guarantees for self-supervised learning that do incorporate the function class buil... |
L2B is a learnable loss objective that enables a joint reweighting of instances and labels at once. L2B dynamically adjusts the per-sample importance weight between the given labels and pseudo-labels in a meta way.
Strengths:
1) L2B dynamically adjusts the per-sample importance weight between the given labels and pse... | Recommendation: 6: marginally above the acceptance threshold | Area: Deep Learning and representational learning | Review:
L2B is a learnable loss objective that enables a joint reweighting of instances and labels at once. L2B dynamically adjusts the per-sample importance weight between the given labels and pseudo-labels in a meta way.
Strengths:
1) L2B dynamically adjusts the per-sample importance weight between the given labels... |
In this paper, a novel second-order technique is proposed for deep neural networks training.
strength
+ it is a good try to further reduce the computational and storage burden for second-order method for training DNNs.
+ the method is not complicated and has shown great advantage in numerical experiments
weaknesses
... | Recommendation: 6: marginally above the acceptance threshold | Area: Optimization (eg, convex and non-convex optimization) | Review:
In this paper, a novel second-order technique is proposed for deep neural networks training.
strength
+ it is a good try to further reduce the computational and storage burden for second-order method for training DNNs.
+ the method is not complicated and has shown great advantage in numerical experiments
wea... |
This paper proposes Transformer-M, a Transformer-based model that can take both 2D and 3D molecular formats as input. It adopts various positional encoding techniques to unify 2D and 3D information into transformer as attention bias terms. This model is claimed to be a general-purpose model for molecular tasks. Experim... | Recommendation: 6: marginally above the acceptance threshold | Area: Machine Learning for Sciences (eg biology, physics, health sciences, social sciences, climate/sustainability ) | Review:
This paper proposes Transformer-M, a Transformer-based model that can take both 2D and 3D molecular formats as input. It adopts various positional encoding techniques to unify 2D and 3D information into transformer as attention bias terms. This model is claimed to be a general-purpose model for molecular tasks.... |
This paper proposes a self-supervised representation learning method by applying high-pass or low-pass filters on the image and restoring the missing frequency components. The experiments also include results for self-supervised learning via other common image restoration methods such as denoising, super-resolution and... | Recommendation: 5: marginally below the acceptance threshold | Area: Unsupervised and Self-supervised learning | Review:
This paper proposes a self-supervised representation learning method by applying high-pass or low-pass filters on the image and restoring the missing frequency components. The experiments also include results for self-supervised learning via other common image restoration methods such as denoising, super-resolu... |
This work propose a federated learning algorithm, named FedMIM, which adopts the multi-step inertial momentum on the edge devices and enhances the local consistency for free during the training to improve the robustness of the heterogeneity. Specifically, the authors incorporate the weighted global gradient estimations... | Recommendation: 5: marginally below the acceptance threshold | Area: Deep Learning and representational learning | Review:
This work propose a federated learning algorithm, named FedMIM, which adopts the multi-step inertial momentum on the edge devices and enhances the local consistency for free during the training to improve the robustness of the heterogeneity. Specifically, the authors incorporate the weighted global gradient est... |
The submitted article proposes a practical solution to the rotated object detection problem. To locate arbitrarily oriented objects in images, detectors often rely on the calculation of the SkewIoU. However, its closed-form calculation cannot always be provided and its implementation in popular deep learning framework ... | Recommendation: 6: marginally above the acceptance threshold | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
The submitted article proposes a practical solution to the rotated object detection problem. To locate arbitrarily oriented objects in images, detectors often rely on the calculation of the SkewIoU. However, its closed-form calculation cannot always be provided and its implementation in popular deep learning fr... |
The authors analyze the new challenges in offline communication learning, and introduce a benchmark of offline communication learning which contains diverse tasks. The author propose an effective algorithm, Multi-head Communication Imitation (MHCI), which aims to address the problem of learning from single-source or mu... | Recommendation: 5: marginally below the acceptance threshold | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
The authors analyze the new challenges in offline communication learning, and introduce a benchmark of offline communication learning which contains diverse tasks. The author propose an effective algorithm, Multi-head Communication Imitation (MHCI), which aims to address the problem of learning from single-sour... |
This paper proposes a new approach
Decision Transformers (DT) have demonstrated strong performances in offline reinforcement learning settings, but quickly adapting to unseen novel tasks remains
challenging. To address this challenge, we propose a new framework, called
Hyper-Decision Transformer (HDT), that can genera... | Recommendation: 6: marginally above the acceptance threshold | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
This paper proposes a new approach
Decision Transformers (DT) have demonstrated strong performances in offline reinforcement learning settings, but quickly adapting to unseen novel tasks remains
challenging. To address this challenge, we propose a new framework, called
Hyper-Decision Transformer (HDT), that ca... |
This paper proposes a contextualized generative retrieval model. The generative retrieval model usually performs worse on unseen data and the traditional KNN retrieval model has the advantage of good generalization but also fails on documents with long sequences. The authors propose a new architecture to overcome thes... | Recommendation: 6: marginally above the acceptance threshold | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
This paper proposes a contextualized generative retrieval model. The generative retrieval model usually performs worse on unseen data and the traditional KNN retrieval model has the advantage of good generalization but also fails on documents with long sequences. The authors propose a new architecture to overc... |
This paper identifies the gradient misalignment as the main reason why applying privacy-enhancing methods may lead to more unfairness. The authors use an existing method, DPSGD-Global, and a variant of it, DPSGD-Global-Adapt, to prevent misalignment and reduce this unfairness.
Major strengths:
1. Proposition 3 is close... | Recommendation: 6: marginally above the acceptance threshold | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
This paper identifies the gradient misalignment as the main reason why applying privacy-enhancing methods may lead to more unfairness. The authors use an existing method, DPSGD-Global, and a variant of it, DPSGD-Global-Adapt, to prevent misalignment and reduce this unfairness.
Major strengths:
1. Proposition 3 ... |
This paper proposed a novel gradient free quantum learning framework called QUARK, which is designed for classification tasks. Different numbers of qubits are assigned to Data, Weight and Output session, and the data are encoded with basis encoding method. Weights are applied to data through controlled CNOT gates and t... | Recommendation: 3: reject, not good enough | Area: General Machine Learning | Review:
This paper proposed a novel gradient free quantum learning framework called QUARK, which is designed for classification tasks. Different numbers of qubits are assigned to Data, Weight and Output session, and the data are encoded with basis encoding method. Weights are applied to data through controlled CNOT gat... |
The presented work focuses on improving the efficiency of the training process by reducing memory cached during the backward propagation. Activation maps are split into low and high frequency components based on the observation that they don't affect the accuracy of the model equally. High precision copy of low frequen... | Recommendation: 8: accept, good paper | Area: Deep Learning and representational learning | Review:
The presented work focuses on improving the efficiency of the training process by reducing memory cached during the backward propagation. Activation maps are split into low and high frequency components based on the observation that they don't affect the accuracy of the model equally. High precision copy of low... |
The paper proposed the use of Equal size hard EM algorithm to address the problem of diverse response generation in open domain dialog modeling. The paper modified the EM algorithm to overcome mode collapse issues with hard EM and synchronous training collapse issues with soft EM. Experimental results show improvement ... | Recommendation: 6: marginally above the acceptance threshold | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
The paper proposed the use of Equal size hard EM algorithm to address the problem of diverse response generation in open domain dialog modeling. The paper modified the EM algorithm to overcome mode collapse issues with hard EM and synchronous training collapse issues with soft EM. Experimental results show impr... |
This paper proposes SIMPLEKT, a simple but tough-to-beat KT baseline that is simple to implement, computationally friendly and robust to a wide range of KT datasets across different domains.
Strength
1. The paper is well written and well presented.
2. The source code is publicly avaiblale.
3. The experimental resul... | Recommendation: 3: reject, not good enough | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
This paper proposes SIMPLEKT, a simple but tough-to-beat KT baseline that is simple to implement, computationally friendly and robust to a wide range of KT datasets across different domains.
Strength
1. The paper is well written and well presented.
2. The source code is publicly avaiblale.
3. The experiment... |
The paper experimentally investigates the effect of differentially private stochastic gradient training on robustness against three types of distribution shifts. The experiments involve data with synthetically generated distribution shifts as well as natural ones.
The main strength of the paper is that it investigates ... | Recommendation: 3: reject, not good enough | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
The paper experimentally investigates the effect of differentially private stochastic gradient training on robustness against three types of distribution shifts. The experiments involve data with synthetically generated distribution shifts as well as natural ones.
The main strength of the paper is that it inves... |
This paper presents a method that reduces the memory usage of training/fine-tuning for convolutional neural networks and vision transformers. The idea is to prune away insignificant intermediate tensors (i.e., those that are low in value) required for the back-propagation. The method has been tested on DeiT and R-CNN m... | Recommendation: 5: marginally below the acceptance threshold | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
This paper presents a method that reduces the memory usage of training/fine-tuning for convolutional neural networks and vision transformers. The idea is to prune away insignificant intermediate tensors (i.e., those that are low in value) required for the back-propagation. The method has been tested on DeiT and... |
This paper proposes Masking Imputing Aggregation (MIA), a framework based on masking and aggregation, to achieve certified robustness for time series forecasting models against temporally localized $\ell_0$-norm-bounded perturbations. For the masked time steps, an imputation model is trained to fill in and then new tim... | Recommendation: 6: marginally above the acceptance threshold | Area: General Machine Learning | Review:
This paper proposes Masking Imputing Aggregation (MIA), a framework based on masking and aggregation, to achieve certified robustness for time series forecasting models against temporally localized $\ell_0$-norm-bounded perturbations. For the masked time steps, an imputation model is trained to fill in and then... |
The authors propose the generation algorithm of vectorized HD map from onboard sensors such as cameras and LiDARs. They represent map elements as a set of polylines and the positions are learned from extracted BEV features. After element keypoints are detected, the trained decoder outputs polylines of every elements.... | Recommendation: 8: accept, good paper | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
The authors propose the generation algorithm of vectorized HD map from onboard sensors such as cameras and LiDARs. They represent map elements as a set of polylines and the positions are learned from extracted BEV features. After element keypoints are detected, the trained decoder outputs polylines of every e... |
Based on observation in Liang el al., 2022 on the modality gap, the paper further proves that the modality gap in multi-modal settings has not influence on the prediction of classifiers, and thus enables cross-modal transferability. The papers further shows that texts can be used as a proxy for image inputs, and provid... | Recommendation: 6: marginally above the acceptance threshold | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
Based on observation in Liang el al., 2022 on the modality gap, the paper further proves that the modality gap in multi-modal settings has not influence on the prediction of classifiers, and thus enables cross-modal transferability. The papers further shows that texts can be used as a proxy for image inputs, an... |
This paper takes a step toward understanding ensemble and knowledge distillation. The authors consider the challenging setting where the teacher model is an average of several models of the same structure, or even the teacher has an identical structure as the student model. The authors developed a theory that the disti... | Recommendation: 8: accept, good paper | Area: Theory (eg, control theory, learning theory, algorithmic game theory) | Review:
This paper takes a step toward understanding ensemble and knowledge distillation. The authors consider the challenging setting where the teacher model is an average of several models of the same structure, or even the teacher has an identical structure as the student model. The authors developed a theory that t... |
The authors propose modifications to the FedAvg algorithm: CGC & SGC. The CGC gradient projection empirically improves convergence by aligning each client's update with the server-side update. SGC attempts to improve upon the weighted clients' average by projecting it to the individual clients' updates. The paper has s... | Recommendation: 3: reject, not good enough | Area: Deep Learning and representational learning | Review:
The authors propose modifications to the FedAvg algorithm: CGC & SGC. The CGC gradient projection empirically improves convergence by aligning each client's update with the server-side update. SGC attempts to improve upon the weighted clients' average by projecting it to the individual clients' updates. The pap... |
This paper investigates the effectiveness of using a predefined curriculum over the size of a Voxel-Based Soft Robot (VSR) in co-training design and control policies simultaneously using RL (PPO). Their results in training a target 7x7 VSR configuration provides strong evidence that such curricula over VSR body size is... | Recommendation: 8: accept, good paper | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
This paper investigates the effectiveness of using a predefined curriculum over the size of a Voxel-Based Soft Robot (VSR) in co-training design and control policies simultaneously using RL (PPO). Their results in training a target 7x7 VSR configuration provides strong evidence that such curricula over VSR body... |
The paper proposes a new approach to widen layers of a neural network during training. The method is motivated by the functional gradient and looking at the desired activations for a given data input. Proof-of-concept experiments on MNIST are used to compare the method to conventional training.
The idea is well explain... | Recommendation: 3: reject, not good enough | Area: Optimization (eg, convex and non-convex optimization) | Review:
The paper proposes a new approach to widen layers of a neural network during training. The method is motivated by the functional gradient and looking at the desired activations for a given data input. Proof-of-concept experiments on MNIST are used to compare the method to conventional training.
The idea is well... |
This paper deals with two issues in deep reinforcement learning. One is to reduce the estimation bias by learning a state-dependent weighting function for two Q functions. The other is to tune a state-dependent coefficient of the entropy regularization term of the policy. The state-dependent weighting and coefficient f... | Recommendation: 3: reject, not good enough | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
This paper deals with two issues in deep reinforcement learning. One is to reduce the estimation bias by learning a state-dependent weighting function for two Q functions. The other is to tune a state-dependent coefficient of the entropy regularization term of the policy. The state-dependent weighting and coeff... |
This paper presents differentially private algorithms to find approximate solutions with second-order guarantees for nonconvex problems, i.e., solutions with small gradients and almost positive definite Hessian matrices. The paper first develops an algorithm with step size depending on some parameters of problems, and ... | Recommendation: 6: marginally above the acceptance threshold | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
This paper presents differentially private algorithms to find approximate solutions with second-order guarantees for nonconvex problems, i.e., solutions with small gradients and almost positive definite Hessian matrices. The paper first develops an algorithm with step size depending on some parameters of proble... |
The paper proposes a framework to use multiple parameters to compute persistent homology for topological data analysis. The proposed sparse implementation reduces memory usage and running time. Experiments show the proposed method converges fast and achieves the best performance on several classification tasks.
Strengt... | Recommendation: 6: marginally above the acceptance threshold | Area: Deep Learning and representational learning | Review:
The paper proposes a framework to use multiple parameters to compute persistent homology for topological data analysis. The proposed sparse implementation reduces memory usage and running time. Experiments show the proposed method converges fast and achieves the best performance on several classification tasks.... |
In this paper, the authors propose a new Byzantine-tolerant distributed learning method called Byz-VR-MARINA, which adopts variance reduction to obtain a better convergence rate than existing methods. Meanwhile, communication compression is a bonus of the proposed method. The authors provide theoretical analysis of Byz... | Recommendation: 5: marginally below the acceptance threshold | Area: Optimization (eg, convex and non-convex optimization) | Review:
In this paper, the authors propose a new Byzantine-tolerant distributed learning method called Byz-VR-MARINA, which adopts variance reduction to obtain a better convergence rate than existing methods. Meanwhile, communication compression is a bonus of the proposed method. The authors provide theoretical analysi... |
Paper presents theoretical and experimental analysis of a machine teaching algorithm for data subset selection.
Strengths
- Proves upper and lower bounds for performance of subset selection algorithm
- Good evaluation with 6 baselines tested alongside the introduced algorithm, tested on 6 datasets and ablated on 3 NN ... | Recommendation: 5: marginally below the acceptance threshold | Area: General Machine Learning | Review:
Paper presents theoretical and experimental analysis of a machine teaching algorithm for data subset selection.
Strengths
- Proves upper and lower bounds for performance of subset selection algorithm
- Good evaluation with 6 baselines tested alongside the introduced algorithm, tested on 6 datasets and ablated ... |
Adam is a popular optimizer for training neural networks in deep learning. This paper analyzes the convergence of Adam under the so-called ($L_0, L_1$)-smooth condition, and shows that Adam has a convergence guarantee without the bounded gradient assumption. They also provide counter-examples where GD/SGD can diverge u... | Recommendation: 5: marginally below the acceptance threshold | Area: Theory (eg, control theory, learning theory, algorithmic game theory) | Review:
Adam is a popular optimizer for training neural networks in deep learning. This paper analyzes the convergence of Adam under the so-called ($L_0, L_1$)-smooth condition, and shows that Adam has a convergence guarantee without the bounded gradient assumption. They also provide counter-examples where GD/SGD can d... |
This paper studies the generalization of full-batch gradient descent for strongly convex, convex, and nonconvex smooth but possibly non-Lipschitz functions. In particular, the authors extend the existing results for SGD to full-batch GD in all cases and compare the excess risk bounds. More importantly, the authors deri... | Recommendation: 5: marginally below the acceptance threshold | Area: Theory (eg, control theory, learning theory, algorithmic game theory) | Review:
This paper studies the generalization of full-batch gradient descent for strongly convex, convex, and nonconvex smooth but possibly non-Lipschitz functions. In particular, the authors extend the existing results for SGD to full-batch GD in all cases and compare the excess risk bounds. More importantly, the auth... |
This paper introduces an evaluation protocol to study robustness of image classification models. The protocol essentially creates a new test set depending on the model being evaluated and the dataset it was trained on. This, the authors argue, would reduce dependence on static benchmarks and create a “dynamic evaluatio... | Recommendation: 5: marginally below the acceptance threshold | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
This paper introduces an evaluation protocol to study robustness of image classification models. The protocol essentially creates a new test set depending on the model being evaluated and the dataset it was trained on. This, the authors argue, would reduce dependence on static benchmarks and create a “dynamic e... |
This paper proposes Zeroed Gumbel-Rao (ZGR) stochastic gradient estimators for the discrete random variables. The authors prove that the limiting the temperature to zero in the Gumbel-Rao results in closed-from solution. They also show that the proposed ZGR estimator is in the middle of two well-known stochastic gradie... | Recommendation: 3: reject, not good enough | Area: Generative models | Review:
This paper proposes Zeroed Gumbel-Rao (ZGR) stochastic gradient estimators for the discrete random variables. The authors prove that the limiting the temperature to zero in the Gumbel-Rao results in closed-from solution. They also show that the proposed ZGR estimator is in the middle of two well-known stochasti... |
The paper proposed a parameter and data efficient architecture for low-shot transfer learning consisting of an automatically configured Naive Bayes classifier and FiLM layers that are used to adapt a fixed, pretrained backbone to a downstream dataset.
Strength: The method proposed in this paper is simple, efficie... | Recommendation: 6: marginally above the acceptance threshold | Area: Deep Learning and representational learning | Review:
The paper proposed a parameter and data efficient architecture for low-shot transfer learning consisting of an automatically configured Naive Bayes classifier and FiLM layers that are used to adapt a fixed, pretrained backbone to a downstream dataset.
Strength: The method proposed in this paper is simple,... |
The paper aims to design a more efficient MIM method by taking visual redundancy into account. The paper identifies the redundant tokens and progressively reduces the number of tokens for the reconstruction target. Competitive results are achieved while accelerating MAE for 1.9 times.
### Strengths
1. **Motivation**: I... | Recommendation: 6: marginally above the acceptance threshold | Area: Unsupervised and Self-supervised learning | Review:
The paper aims to design a more efficient MIM method by taking visual redundancy into account. The paper identifies the redundant tokens and progressively reduces the number of tokens for the reconstruction target. Competitive results are achieved while accelerating MAE for 1.9 times.
### Strengths
1. **Motivat... |
This paper introduces diffusion models (DMs), a kind of powerful generative model, into OOD detection and finds that the denoising process of DMs also functions as a novel form of asymmetric interpolation. This property establishes a diffusion-based neighborhood for each input data. Then, the authors perform discrimina... | Recommendation: 3: reject, not good enough | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
This paper introduces diffusion models (DMs), a kind of powerful generative model, into OOD detection and finds that the denoising process of DMs also functions as a novel form of asymmetric interpolation. This property establishes a diffusion-based neighborhood for each input data. Then, the authors perform di... |
This paper presents universal vision-language dense retrieval model, which builds a unified model for multi-modal retrieval. The proposed model encodes queries and multi-modal resources in an embedding space for searching candidates from different modalities. To learn a unified embedding space for multi-modal retrieval... | Recommendation: 5: marginally below the acceptance threshold | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
This paper presents universal vision-language dense retrieval model, which builds a unified model for multi-modal retrieval. The proposed model encodes queries and multi-modal resources in an embedding space for searching candidates from different modalities. To learn a unified embedding space for multi-modal r... |
This work studied a interesting problem setting in imitation learning where experts have more information than the policies that learn from them. Thus, the experts may be impossibly good, and their behavior and performance cannot be replicated by any learning algorithm. This paper analyzed different existing approaches... | Recommendation: 6: marginally above the acceptance threshold | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
This work studied a interesting problem setting in imitation learning where experts have more information than the policies that learn from them. Thus, the experts may be impossibly good, and their behavior and performance cannot be replicated by any learning algorithm. This paper analyzed different existing ap... |
This paper proposed a novel setting, which is the multi-tenant federated learning especially in edge computing scenario. Specifically, multi-tenant learning aims to optimize/train models which are used for multiple tasks or optimization goals. Federated learning aims to explore subset of the training data for computati... | Recommendation: 5: marginally below the acceptance threshold | Area: Deep Learning and representational learning | Review:
This paper proposed a novel setting, which is the multi-tenant federated learning especially in edge computing scenario. Specifically, multi-tenant learning aims to optimize/train models which are used for multiple tasks or optimization goals. Federated learning aims to explore subset of the training data for c... |
The paper gives formulas for evaluating the total variation distance for the outputs of the Gaussian mechanism and its subsampled variant (i.e. for outputs originating from neighbouring datasets). The need for doing this is motivated by membership inference security game where an adversary tries to guess whether a give... | Recommendation: 5: marginally below the acceptance threshold | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
The paper gives formulas for evaluating the total variation distance for the outputs of the Gaussian mechanism and its subsampled variant (i.e. for outputs originating from neighbouring datasets). The need for doing this is motivated by membership inference security game where an adversary tries to guess whethe... |
The paper "General Policy Evaluation and Improvement by Learning to Identify Few But Crucial States" proposes to consider fingerprints based on actions distributions on states, rather than using all policy parameters, for building value functions that generalize over all possible policies. Such policy evaluation functi... | Recommendation: 5: marginally below the acceptance threshold | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
The paper "General Policy Evaluation and Improvement by Learning to Identify Few But Crucial States" proposes to consider fingerprints based on actions distributions on states, rather than using all policy parameters, for building value functions that generalize over all possible policies. Such policy evaluatio... |
The paper argues that corset should be selected from near the score median. The authors argue that corset examples that are closer to the median are expected to generalize better to different scenarios than those that pick examples based on highest loss. The authors point out that in prior work, where outliers are ex... | Recommendation: 5: marginally below the acceptance threshold | Area: Deep Learning and representational learning | Review:
The paper argues that corset should be selected from near the score median. The authors argue that corset examples that are closer to the median are expected to generalize better to different scenarios than those that pick examples based on highest loss. The authors point out that in prior work, where outlier... |
In the presented work, the authors present an approach to perform self supervised learning on tasks where molecular 3D geometry is relevant. They do so by taking advantage of equivariant neural networks in combination with a denoising score matching method on molecular distances.
Strengths:
* Strong empirical results
... | Recommendation: 6: marginally above the acceptance threshold | Area: Unsupervised and Self-supervised learning | Review:
In the presented work, the authors present an approach to perform self supervised learning on tasks where molecular 3D geometry is relevant. They do so by taking advantage of equivariant neural networks in combination with a denoising score matching method on molecular distances.
Strengths:
* Strong empirical ... |
The authors propose a method to train sequence models that encourages disentangling physical/dynamic features ("content") from constant features ("style"). The method partitions the latent features into two subsets and enforces certain symmetries by applying appropriate random transformations and penalizing the latent ... | Recommendation: 6: marginally above the acceptance threshold | Area: Deep Learning and representational learning | Review:
The authors propose a method to train sequence models that encourages disentangling physical/dynamic features ("content") from constant features ("style"). The method partitions the latent features into two subsets and enforces certain symmetries by applying appropriate random transformations and penalizing the... |
This paper introduces a deep non-negative matrix factorization approach for time series that offers the ability to constrain the factorization to common factors between a source and a receiver. They apply this approach to the detection of muscle synergies detected by EMG at the forearm of a monkey performing a reach an... | Recommendation: 3: reject, not good enough | Area: Deep Learning and representational learning | Review:
This paper introduces a deep non-negative matrix factorization approach for time series that offers the ability to constrain the factorization to common factors between a source and a receiver. They apply this approach to the detection of muscle synergies detected by EMG at the forearm of a monkey performing a ... |
This paper proposes an adaptive entropy-regularization framework (ADER) to address the multi-agent exploration-exploitation trade-off problem in MARL. The key insight of ADER is that the amount of exploration every agent needs to perform is different and can change over time, so we need to adaptively control the amount... | Recommendation: 8: accept, good paper | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
This paper proposes an adaptive entropy-regularization framework (ADER) to address the multi-agent exploration-exploitation trade-off problem in MARL. The key insight of ADER is that the amount of exploration every agent needs to perform is different and can change over time, so we need to adaptively control th... |
The paper addresses the problem of inverse constraint learning, whose goal is to learn the unknown (soft) constraints that the expert demonstrations obey in a given expert dataset, assuming that the reward function is known. The authors propose a novel method named ICL, which learns a constraint function in a way that ... | Recommendation: 6: marginally above the acceptance threshold | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
The paper addresses the problem of inverse constraint learning, whose goal is to learn the unknown (soft) constraints that the expert demonstrations obey in a given expert dataset, assuming that the reward function is known. The authors propose a novel method named ICL, which learns a constraint function in a w... |
The manuscript aims to build an accurate, explainable digital twin for the biological neural networks. The neural ODEs have a capability to address complex behaviour. The Authors suggest a gated version to ensure also long term memory effects. The gated systems, the authors find are leading to simpler dynamics, all in ... | Recommendation: 6: marginally above the acceptance threshold | Area: Neuroscience and Cognitive Science (e.g., neural coding, brain-computer interfaces) | Review:
The manuscript aims to build an accurate, explainable digital twin for the biological neural networks. The neural ODEs have a capability to address complex behaviour. The Authors suggest a gated version to ensure also long term memory effects. The gated systems, the authors find are leading to simpler dynamics,... |
This manuscript introduces a new setting in multi-agent reinforcement learning with communication, where the communication could be attacked in several ways. The message could be alternated, the agents who send the messages could be hacked, and such attacks could happen in multiple places and could be adaptive to the r... | Recommendation: 6: marginally above the acceptance threshold | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
This manuscript introduces a new setting in multi-agent reinforcement learning with communication, where the communication could be attacked in several ways. The message could be alternated, the agents who send the messages could be hacked, and such attacks could happen in multiple places and could be adaptive ... |
The paper proposed a layer named SpaceTime. The proposed layer uses a State Space Model-based latent space structure. SpaceTime layers could achieve better performance in the task of time series forecasting and classification.
Strength
1. The experimental result is impressively good
Weaknesses
1. Using SSM in the se... | Recommendation: 5: marginally below the acceptance threshold | Area: Deep Learning and representational learning | Review:
The paper proposed a layer named SpaceTime. The proposed layer uses a State Space Model-based latent space structure. SpaceTime layers could achieve better performance in the task of time series forecasting and classification.
Strength
1. The experimental result is impressively good
Weaknesses
1. Using SSM i... |
This paper presents a system to generate multi-view consistent videos. We have only seen 3D GANs on image domain so far and this paper extends it to video domain. There are two core components: a time-conditioned 4D generator and a time-aware video discriminator. Experiments are conducted on 3 datasets ranging from tal... | Recommendation: 3: reject, not good enough | Area: Generative models | Review:
This paper presents a system to generate multi-view consistent videos. We have only seen 3D GANs on image domain so far and this paper extends it to video domain. There are two core components: a time-conditioned 4D generator and a time-aware video discriminator. Experiments are conducted on 3 datasets ranging ... |
The authors present a new problem, how to detect real graphs and "fake" graphs. The authors then explore four scenarios where the detection algorithm applies, and propose three different machine-learning methods to detect fake graphs.
Strengths,
S1: Authors explore four scenarios, which provide both ideal circumstance... | Recommendation: 5: marginally below the acceptance threshold | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
The authors present a new problem, how to detect real graphs and "fake" graphs. The authors then explore four scenarios where the detection algorithm applies, and propose three different machine-learning methods to detect fake graphs.
Strengths,
S1: Authors explore four scenarios, which provide both ideal circ... |
This paper constructs a Voronoi Diagram in an incremental manner to perform Data-free Class-Incremental Learning (CIL). The proposed method is shown to be a flexible, scalable and robust with theoretical insights and experiments, and it promotes the performance of CIL.
Strength:
- The paper is clearly written and easy... | Recommendation: 8: accept, good paper | Area: Deep Learning and representational learning | Review:
This paper constructs a Voronoi Diagram in an incremental manner to perform Data-free Class-Incremental Learning (CIL). The proposed method is shown to be a flexible, scalable and robust with theoretical insights and experiments, and it promotes the performance of CIL.
Strength:
- The paper is clearly written ... |
In this paper, the authors try to propose a novel method to the task of source-free domain adaptation. In these settings, the method cannot access the instances from the source domain while adapting to the target domain. The authors find gaps in current computer vision literature by proposing a new dataset in audio dom... | Recommendation: 3: reject, not good enough | Area: Unsupervised and Self-supervised learning | Review:
In this paper, the authors try to propose a novel method to the task of source-free domain adaptation. In these settings, the method cannot access the instances from the source domain while adapting to the target domain. The authors find gaps in current computer vision literature by proposing a new dataset in a... |
The authors leverage ideas from control theory to propose a regularizer, called the Brownian motion controller (BMC), which aims to stabilize GAN training. In practice, this amounts to an additive regularization term which is applied to the discriminator loss.
Strengths:
- Interesting perspective on GAN training.
Weak... | Recommendation: 3: reject, not good enough | Area: Generative models | Review:
The authors leverage ideas from control theory to propose a regularizer, called the Brownian motion controller (BMC), which aims to stabilize GAN training. In practice, this amounts to an additive regularization term which is applied to the discriminator loss.
Strengths:
- Interesting perspective on GAN trainin... |
This work aims to quantify how much models forget the training samples. To do so, the authors connect the forgetting and privacy, then utilize privacy-related algorithms to measure the forgetting. In addition, the authors claim that nondeterminism could be the potential explanation and conduct some experiments and calc... | Recommendation: 8: accept, good paper | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
This work aims to quantify how much models forget the training samples. To do so, the authors connect the forgetting and privacy, then utilize privacy-related algorithms to measure the forgetting. In addition, the authors claim that nondeterminism could be the potential explanation and conduct some experiments ... |
This paper proposes a personalized reward learning method for recommender systems. The authors apply the recent Interaction Grounded Learning (IGL) paradigm to address the challenge of learning representations of diverse user communication modalities. The proposed personalized IGL is designed for context-dependent feed... | Recommendation: 6: marginally above the acceptance threshold | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
This paper proposes a personalized reward learning method for recommender systems. The authors apply the recent Interaction Grounded Learning (IGL) paradigm to address the challenge of learning representations of diverse user communication modalities. The proposed personalized IGL is designed for context-depend... |
The paper presents an approach to suggesting code changes that improve the performance of programs.
The paper first analyzes the distribution of (correct) solutions to competitive programming problems, finding a large gap between the efficiency of median-performance and top-quantile-performance solutions.
The paper pr... | Recommendation: 5: marginally below the acceptance threshold | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
The paper presents an approach to suggesting code changes that improve the performance of programs.
The paper first analyzes the distribution of (correct) solutions to competitive programming problems, finding a large gap between the efficiency of median-performance and top-quantile-performance solutions.
The ... |
The paper addresses the problem of centralized training and decentralized execution (CTDE) in multiagent reinforcement learning. The paper contributes the MACPF algorithm (multi-agent conditional policy factorization), which relies on the idea that the joint policy given the history can be factorized conditioned on the... | Recommendation: 6: marginally above the acceptance threshold | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
The paper addresses the problem of centralized training and decentralized execution (CTDE) in multiagent reinforcement learning. The paper contributes the MACPF algorithm (multi-agent conditional policy factorization), which relies on the idea that the joint policy given the history can be factorized conditione... |
This paper proposes a method, called Neural-IVP, for solving partial differential equations (PDEs) using neural networks. They use various helpful techniques to stabilize the PDE solutions, increase the scalability, and improve the representation power of the neural networks. Neural-IVP is a local in time method, meani... | Recommendation: 8: accept, good paper | Area: Machine Learning for Sciences (eg biology, physics, health sciences, social sciences, climate/sustainability ) | Review:
This paper proposes a method, called Neural-IVP, for solving partial differential equations (PDEs) using neural networks. They use various helpful techniques to stabilize the PDE solutions, increase the scalability, and improve the representation power of the neural networks. Neural-IVP is a local in time metho... |
The paper investigates the synthesizing capabilities of multi-document summarization models and presents a method for increasing those capabilities in summarization.
Synthesizing capabilities are measured with respect to an application-dependent latent factor, the model is required to generate outputs that align with ... | Recommendation: 5: marginally below the acceptance threshold | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
The paper investigates the synthesizing capabilities of multi-document summarization models and presents a method for increasing those capabilities in summarization.
Synthesizing capabilities are measured with respect to an application-dependent latent factor, the model is required to generate outputs that ali... |
The paper considers the problem of learning (neural network) closed-loop controllers using supervised learning based on data that is generated by trajectory optimization.
To mitigate the well-known problem of distribution mismatch, the paper proposes an iterative procedure. The paper assumes that a few time steps $t_i$... | Recommendation: 6: marginally above the acceptance threshold | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
The paper considers the problem of learning (neural network) closed-loop controllers using supervised learning based on data that is generated by trajectory optimization.
To mitigate the well-known problem of distribution mismatch, the paper proposes an iterative procedure. The paper assumes that a few time ste... |
In this submission the authors present an end-to-end procedure for explanatory interactive learning. Most prominently, this submission focusses on a logical approach to constructing causal explanations of binary ordering relations, i.e. answers to "why" questions. They go on to test their approach in a survey of 22 par... | Recommendation: 3: reject, not good enough | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
In this submission the authors present an end-to-end procedure for explanatory interactive learning. Most prominently, this submission focusses on a logical approach to constructing causal explanations of binary ordering relations, i.e. answers to "why" questions. They go on to test their approach in a survey o... |
The current research piece introduces a dual contrastive learning objective for training GPT-like (or Causal language ) models (CLM). The main motivation comes from the finding shown in previous work (Ethayarajh, 2019) where the representations in upper layers of CLMs show a particular clustering (the authors called i... | Recommendation: 5: marginally below the acceptance threshold | Area: Applications (eg, speech processing, computer vision, NLP) | Review:
The current research piece introduces a dual contrastive learning objective for training GPT-like (or Causal language ) models (CLM). The main motivation comes from the finding shown in previous work (Ethayarajh, 2019) where the representations in upper layers of CLMs show a particular clustering (the authors ... |
This manuscript proposed a new data augmentation strategy applied on the feature space for multi-modal classification task. Specifically, the authors applied learnable augmentation network, in the form of VAE, to perturb the encoded embeddings from different modalities. Experiments are conducted on 8 multimodal dataset... | Recommendation: 6: marginally above the acceptance threshold | Area: Deep Learning and representational learning | Review:
This manuscript proposed a new data augmentation strategy applied on the feature space for multi-modal classification task. Specifically, the authors applied learnable augmentation network, in the form of VAE, to perturb the encoded embeddings from different modalities. Experiments are conducted on 8 multimodal... |
This paper proposes Augmentation Component Analysis (ACA), which employs the idea of PCA to perform dimension reduction on augmentation features. ACA reformulates the steps of extracting principal components of the augmentation features with a contrastive-like loss. With the learned principal components, another on-the... | Recommendation: 6: marginally above the acceptance threshold | Area: Unsupervised and Self-supervised learning | Review:
This paper proposes Augmentation Component Analysis (ACA), which employs the idea of PCA to perform dimension reduction on augmentation features. ACA reformulates the steps of extracting principal components of the augmentation features with a contrastive-like loss. With the learned principal components, anothe... |
The paper studies the linear contextual bandits in the misspecified setting where the reward function can be approximated by a linear function class up to a misspeci
fication level. In the case of the misspecification being smaller than the gap between the best and second best arm (delta) over the square root of the di... | Recommendation: 6: marginally above the acceptance threshold | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
The paper studies the linear contextual bandits in the misspecified setting where the reward function can be approximated by a linear function class up to a misspeci
fication level. In the case of the misspecification being smaller than the gap between the best and second best arm (delta) over the square root o... |
The paper compares the generalization of finite width networks to their infinite width (NTK) counterpart. More precisely the paper analyse empirically the effect of increasing the number of datapoints $P$ for some fixed networks. These finite width effects depend on the regime (lazy or rich) the network are in:
- In t... | Recommendation: 8: accept, good paper | Area: Deep Learning and representational learning | Review:
The paper compares the generalization of finite width networks to their infinite width (NTK) counterpart. More precisely the paper analyse empirically the effect of increasing the number of datapoints $P$ for some fixed networks. These finite width effects depend on the regime (lazy or rich) the network are in:... |
The paper discusses memorisation of training examples in deep neural networks.
* In particular, the paper shows how the memorisation profile of an architecture varies according to the depth of the networks. The paper also shows what kind of examples are more or less memorised in deeper and shallower models.
* The pap... | Recommendation: 6: marginally above the acceptance threshold | Area: Deep Learning and representational learning | Review:
The paper discusses memorisation of training examples in deep neural networks.
* In particular, the paper shows how the memorisation profile of an architecture varies according to the depth of the networks. The paper also shows what kind of examples are more or less memorised in deeper and shallower models.
*... |
Bias in face recognition is a significant area of research that has/will have a meaningful impact on analyzing and managing disparities in downstream applications. The authors of this paper propose enhancements to the existing face datsets such as LFW and CelebA by improving the available metadata and also devise exper... | Recommendation: 6: marginally above the acceptance threshold | Area: Social Aspects of Machine Learning (eg, AI safety, fairness, privacy, interpretability, human-AI interaction, ethics) | Review:
Bias in face recognition is a significant area of research that has/will have a meaningful impact on analyzing and managing disparities in downstream applications. The authors of this paper propose enhancements to the existing face datsets such as LFW and CelebA by improving the available metadata and also devi... |
This paper solves the problem of decoupling dynamical complex systems in a data-driven manner. The authors propose an improved version of the projected differential equations. The authors conduct experiments on various important problems with synthetic or real-world datasets. The results show that the proposed DNS can ... | Recommendation: 3: reject, not good enough | Area: Machine Learning for Sciences (eg biology, physics, health sciences, social sciences, climate/sustainability ) | Review:
This paper solves the problem of decoupling dynamical complex systems in a data-driven manner. The authors propose an improved version of the projected differential equations. The authors conduct experiments on various important problems with synthetic or real-world datasets. The results show that the proposed ... |
The submission proposes an algorithm to learn representations of high-rate time series.They focus on a family of models called deep Self Organizing Maps (deep-SOM), models that combine the original SOM objective with (1) neural networks and (2) a task reconstruction loss. The authors introduce a novel variant, SOM-CPC,... | Recommendation: 6: marginally above the acceptance threshold | Area: General Machine Learning | Review:
The submission proposes an algorithm to learn representations of high-rate time series.They focus on a family of models called deep Self Organizing Maps (deep-SOM), models that combine the original SOM objective with (1) neural networks and (2) a task reconstruction loss. The authors introduce a novel variant, ... |
The authors study the survey bandit setting, a scenario in which we are required to select sequentially the contextual information we want to be disclosed and, then, to select an option among a finite set. The authors used techniques from the Bayesian Optimal Experimental Design to build an algorithm for sequential sel... | Recommendation: 3: reject, not good enough | Area: Reinforcement Learning (eg, decision and control, planning, hierarchical RL, robotics) | Review:
The authors study the survey bandit setting, a scenario in which we are required to select sequentially the contextual information we want to be disclosed and, then, to select an option among a finite set. The authors used techniques from the Bayesian Optimal Experimental Design to build an algorithm for sequen... |
This paper presents a neurosymbolic learning approach for tackling the problem of symbol grounding when the logic of symbolic constraints is provided.Their method uses an SMT solver to initialize one possible symbol grounding for a problem such that it satisfies a given “solution constraint”, and then uses a Boltzmann ... | Recommendation: 6: marginally above the acceptance threshold | Area: Deep Learning and representational learning | Review:
This paper presents a neurosymbolic learning approach for tackling the problem of symbol grounding when the logic of symbolic constraints is provided.Their method uses an SMT solver to initialize one possible symbol grounding for a problem such that it satisfies a given “solution constraint”, and then uses a Bo... |
The article discusses the adaptation of manifold alignement (as studied, e.g., 10 years ago in Osjanikov et al, 2012) to the setting of graphs. One relevant and nice idea is not to consider not only full graph alignment, but also subgraph alignments even in the non-isomorphic case. The authors show that the notion of f... | Recommendation: 3: reject, not good enough | Area: General Machine Learning | Review:
The article discusses the adaptation of manifold alignement (as studied, e.g., 10 years ago in Osjanikov et al, 2012) to the setting of graphs. One relevant and nice idea is not to consider not only full graph alignment, but also subgraph alignments even in the non-isomorphic case. The authors show that the not... |
This paper proposes a new method to deal with long-tailed recognition in a federated setting. Different from previous works, they pay much attention to privacy, which is the core idea of federated learning. Since the global label distribution is inaccessible in this setting, they instead use the model updates of the cl... | Recommendation: 6: marginally above the acceptance threshold | Area: Deep Learning and representational learning | Review:
This paper proposes a new method to deal with long-tailed recognition in a federated setting. Different from previous works, they pay much attention to privacy, which is the core idea of federated learning. Since the global label distribution is inaccessible in this setting, they instead use the model updates o... |
In this paper, the author shows that an overlooked key ingredient to continual unsupervised learning of representations is to exploit the relational structure of data based on their underlying active semantic factors. This paper proposes a novel VAE with self-organizing spike-and-slab mixtures called CUDOS.
Strength:
... | Recommendation: 6: marginally above the acceptance threshold | Area: Deep Learning and representational learning | Review:
In this paper, the author shows that an overlooked key ingredient to continual unsupervised learning of representations is to exploit the relational structure of data based on their underlying active semantic factors. This paper proposes a novel VAE with self-organizing spike-and-slab mixtures called CUDOS.
St... |
This paper focuses on the problem that current learning methods which handle specially noisy labels may increase the unfairness in prediction. Such a problem exists because in some data sets the minority group often has more noisy annotations. For such kind of data, the paper proposes a method targeting instance-depend... | Recommendation: 6: marginally above the acceptance threshold | Area: Machine Learning for Sciences (eg biology, physics, health sciences, social sciences, climate/sustainability ) | Review:
This paper focuses on the problem that current learning methods which handle specially noisy labels may increase the unfairness in prediction. Such a problem exists because in some data sets the minority group often has more noisy annotations. For such kind of data, the paper proposes a method targeting instanc... |
The authors propose a method of pre-training convolutional neural networks via masking. They mask parts of the input image, take a convolutional network as encoder, and add a U-net style decoder, with which they predict the parts which were masked out. After pre-training, the decoder is removed, and the encoder is fine... | Recommendation: 8: accept, good paper | Area: Unsupervised and Self-supervised learning | Review:
The authors propose a method of pre-training convolutional neural networks via masking. They mask parts of the input image, take a convolutional network as encoder, and add a U-net style decoder, with which they predict the parts which were masked out. After pre-training, the decoder is removed, and the encoder... |
An emerging observation is the strong empirical correlation between IID and OOD robustness. This paper presents a counterexample, showing that IID-OOD performance can be inversely correlated on the WILDS-Camelyon17 dataset. The paper also presents a series of arguments to counter specific claims presented in past work,... | Recommendation: 5: marginally below the acceptance threshold | Area: Deep Learning and representational learning | Review:
An emerging observation is the strong empirical correlation between IID and OOD robustness. This paper presents a counterexample, showing that IID-OOD performance can be inversely correlated on the WILDS-Camelyon17 dataset. The paper also presents a series of arguments to counter specific claims presented in pa... |
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