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541k
2106.04835
Joint System-Wise Optimization for Pipeline Goal-Oriented Dialog System
Recent work (Takanobu et al., 2020) proposed the system-wise evaluation on dialog systems and found that improvement on individual components (e.g., NLU, policy) in prior work may not necessarily bring benefit to pipeline systems in system-wise evaluation. To improve the system-wise performance, in this paper, we propo...
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false
false
false
false
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239,876
1908.11799
Dense Dilated Convolutions Merging Network for Semantic Mapping of Remote Sensing Images
We propose a network for semantic mapping called the Dense Dilated Convolutions Merging Network (DDCM-Net) to provide a deep learning approach that can recognize multi-scale and complex shaped objects with similar color and textures, such as buildings, surfaces/roads, and trees in very high resolution remote sensing im...
false
false
false
false
false
false
true
false
false
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false
true
false
false
false
false
false
false
143,471
2207.08757
Preventing Inferences through Data Dependencies on Sensitive Data
Simply restricting the computation to non-sensitive part of the data may lead to inferences on sensitive data through data dependencies. Inference control from data dependencies has been studied in the prior work. However, existing solutions either detect and deny queries which may lead to leakage -- resulting in poor ...
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
true
false
308,679
2211.17188
Automated Play-Testing Through RL Based Human-Like Play-Styles Generation
The increasing complexity of gameplay mechanisms in modern video games is leading to the emergence of a wider range of ways to play games. The variety of possible play-styles needs to be anticipated by designers, through automated tests. Reinforcement Learning is a promising answer to the need of automating video game ...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
333,890
2205.07352
Long-term Control for Dialogue Generation: Methods and Evaluation
Current approaches for controlling dialogue response generation are primarily focused on high-level attributes like style, sentiment, or topic. In this work, we focus on constrained long-term dialogue generation, which involves more fine-grained control and requires a given set of control words to appear in generated r...
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
false
false
false
296,571
2210.01320
Wi-Closure: Reliable and Efficient Search of Inter-robot Loop Closures Using Wireless Sensing
In this paper we propose a novel algorithm, Wi-Closure, to improve computational efficiency and robustness of loop closure detection in multi-robot SLAM. Our approach decreases the computational overhead of classical approaches by pruning the search space of potential loop closures, prior to evaluation by a typical mul...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
321,215
2403.08721
Historical Astronomical Diagrams Decomposition in Geometric Primitives
Automatically extracting the geometric content from the hundreds of thousands of diagrams drawn in historical manuscripts would enable historians to study the diffusion of astronomical knowledge on a global scale. However, state-of-the-art vectorization methods, often designed to tackle modern data, are not adapted to ...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
437,440
1911.12961
Stochastic Optimal Power Flow with Network Reconfiguration: Congestion Management and Facilitating Grid Integration of Renewables
There has been a significant growth of variable renewable generation in the power grid today. However, the industry still uses deterministic optimization to model and solve the optimal power flow (OPF) problem for real-time generation dispatch that ignores the uncertainty associated with intermittent renewable power. T...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
155,540
2312.00046
Retail Analytics in the New Normal: The Influence of Artificial Intelligence and the Covid-19 Pandemic
The COVID-19 pandemic has severely disrupted the retail landscape and has accelerated the adoption of innovative technologies. A striking example relates to the proliferation of online grocery orders and the technology deployed to facilitate such logistics. In fact, for many retailers, this disruption was a wake-up cal...
false
false
false
false
true
false
false
false
false
false
false
false
false
true
false
false
false
false
411,873
2110.14879
Pilot Optimization and Channel Estimation for Two-way Relaying Network Aided by IRS with Finite Discrete Phase Shifters
In this paper, we investigate the problem of pilot optimization and channel estimation of two-way relaying network (TWRN) aided by an intelligent reflecting surface (IRS) with finite discrete phase shifters. In a TWRN, there exists a challenging problem that the two cascading channels from source-to-IRS-to-Relay and de...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
263,678
2002.10111
SMOKE: Single-Stage Monocular 3D Object Detection via Keypoint Estimation
Estimating 3D orientation and translation of objects is essential for infrastructure-less autonomous navigation and driving. In case of monocular vision, successful methods have been mainly based on two ingredients: (i) a network generating 2D region proposals, (ii) a R-CNN structure predicting 3D object pose by utiliz...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
165,290
1604.06194
Dynamic matrix factorization with social influence
Matrix factorization is a key component of collaborative filtering-based recommendation systems because it allows us to complete sparse user-by-item ratings matrices under a low-rank assumption that encodes the belief that similar users give similar ratings and that similar items garner similar ratings. This paradigm h...
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
false
54,910
2410.03085
Optimization Proxies using Limited Labeled Data and Training Time -- A Semi-Supervised Bayesian Neural Network Approach
Constrained optimization problems arise in various engineering system operations such as inventory management and electric power grids. However, the requirement to repeatedly solve such optimization problems with uncertain parameters poses a significant computational challenge. This work introduces a learning scheme us...
false
false
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
false
494,612
1104.2599
Streaming Tree Transducers
Theory of tree transducers provides a foundation for understanding expressiveness and complexity of analysis problems for specification languages for transforming hierarchically structured data such as XML documents. We introduce streaming tree transducers as an analyzable, executable, and expressive model for transfor...
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
true
true
9,975
1711.07227
Linear-Complexity Relaxed Word Mover's Distance with GPU Acceleration
The amount of unstructured text-based data is growing every day. Querying, clustering, and classifying this big data requires similarity computations across large sets of documents. Whereas low-complexity similarity metrics are available, attention has been shifting towards more complex methods that achieve a higher ac...
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
true
84,942
2204.11855
Discovering Gateway Ports in Maritime Using Temporal Graph Neural Network Port Classification
Vessel navigation is influenced by various factors, such as dynamic environmental factors that change over time or static features such as vessel type or depth of the ocean. These dynamic and static navigational factors impose limitations on vessels, such as long waiting times in regions outside the actual ports, and w...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
293,296
2006.01175
Lexical Normalization for Code-switched Data and its Effect on POS-tagging
Lexical normalization, the translation of non-canonical data to standard language, has shown to improve the performance of manynatural language processing tasks on social media. Yet, using multiple languages in one utterance, also called code-switching (CS), is frequently overlooked by these normalization systems, desp...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
179,692
2104.09415
Cross-Domain Adaptive Clustering for Semi-Supervised Domain Adaptation
In semi-supervised domain adaptation, a few labeled samples per class in the target domain guide features of the remaining target samples to aggregate around them. However, the trained model cannot produce a highly discriminative feature representation for the target domain because the training data is dominated by lab...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
231,232
1311.5502
Evolution of Communities with Focus on Stability (extended abstract)
The detection of communities is an important tool used to analyze the social graph of mobile phone users. Within each community, customers are susceptible of attracting new ones, retaining old ones and/or accepting new products or services through the leverage of mutual influences. The communities of users are smaller ...
false
false
false
true
false
false
false
false
false
false
false
false
false
true
false
false
false
false
28,565
1911.04766
Investigating Constraint Programming and Hybrid Methods for Real World Industrial Test Laboratory Scheduling
In this paper we deal with a complex real world scheduling problem closely related to the well-known Resource-Constrained Project Scheduling Problem (RCPSP). The problem concerns industrial test laboratories in which a large number of tests has to be performed by qualified personnel using specialised equipment, while r...
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
153,076
2401.09132
Admittance Controller Complemented with Real-time Singularity Avoidance for Rehabilitation Parallel Robots
Rehabilitation tasks demand robust and accurate trajectory-tracking performance, mainly achieved with parallel robots. In this field, limiting the value of the force exerted on the patient is crucial, especially when an injured limb is involved. In human-robot interaction studies, the admittance controller modifies the...
false
false
false
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
422,161
1807.07878
An Operational Approach to Information Leakage
Given two random variables $X$ and $Y$, an operational approach is undertaken to quantify the ``leakage'' of information from $X$ to $Y$. The resulting measure $\mathcal{L}(X \!\! \to \!\! Y)$ is called \emph{maximal leakage}, and is defined as the multiplicative increase, upon observing $Y$, of the probability of corr...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
103,404
2405.10997
Transcript of GPT-4 playing a rogue AGI in a Matrix Game
Matrix Games are a type of unconstrained wargame used by planners to explore scenarios. Players propose actions, and give arguments and counterarguments for their success. An umpire, assisted by dice rolls modified according to the offered arguments, adjudicates the outcome of each action. A recent online play of the M...
false
false
false
false
true
false
false
false
false
false
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false
false
false
false
false
false
true
454,964
2402.11143
Foundation Models for Recommender Systems: A Survey and New Perspectives
Recently, Foundation Models (FMs), with their extensive knowledge bases and complex architectures, have offered unique opportunities within the realm of recommender systems (RSs). In this paper, we attempt to thoroughly examine FM-based recommendation systems (FM4RecSys). We start by reviewing the research background o...
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false
false
false
false
true
false
false
false
false
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430,255
2110.02927
Data Twinning
In this work, we develop a method named Twinning, for partitioning a dataset into statistically similar twin sets. Twinning is based on SPlit, a recently proposed model-independent method for optimally splitting a dataset into training and testing sets. Twinning is orders of magnitude faster than the SPlit algorithm, w...
false
false
false
false
false
false
true
false
false
false
false
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false
false
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false
false
false
259,307
2212.09284
An Investigation of Indian Native Language Phonemic Influences on L2 English Pronunciations
Speech systems are sensitive to accent variations. This is especially challenging in the Indian context, with an abundance of languages but a dearth of linguistic studies characterising pronunciation variations. The growing number of L2 English speakers in India reinforces the need to study accents and L1-L2 interactio...
false
false
false
false
false
false
false
false
true
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false
false
false
false
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false
false
false
337,063
2006.03221
Evaluating Text Coherence at Sentence and Paragraph Levels
In this paper, to evaluate text coherence, we propose the paragraph ordering task as well as conducting sentence ordering. We collected four distinct corpora from different domains on which we investigate the adaptation of existing sentence ordering methods to a paragraph ordering task. We also compare the learnability...
false
false
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
180,252
1510.05751
Semi-Implicit Time Integration of Atmospheric Flows with Characteristic-Based Flux Partitioning
This paper presents a characteristic-based flux partitioning for the semi-implicit time integration of atmospheric flows. Nonhydrostatic models require the solution of the compressible Euler equations. The acoustic time-scale is significantly faster than the advective scale, yet it is typically not relevant to atmosphe...
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
48,049
2310.04528
DPGOMI: Differentially Private Data Publishing with Gaussian Optimized Model Inversion
High-dimensional data are widely used in the era of deep learning with numerous applications. However, certain data which has sensitive information are not allowed to be shared without privacy protection. In this paper, we propose a novel differentially private data releasing method called Differentially Private Data P...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
397,697
2501.15048
YouTube Recommendations Reinforce Negative Emotions: Auditing Algorithmic Bias with Emotionally-Agentic Sock Puppets
Personalized recommendation algorithms, like those on YouTube, significantly shape online content consumption. These systems aim to maximize engagement by learning users' preferences and aligning content accordingly but may unintentionally reinforce impulsive and emotional biases. Using a sock-puppet audit methodology,...
false
false
false
true
false
false
false
false
false
false
false
false
false
true
false
false
false
false
527,374
2411.05238
Generating Highly Designable Proteins with Geometric Algebra Flow Matching
We introduce a generative model for protein backbone design utilizing geometric products and higher order message passing. In particular, we propose Clifford Frame Attention (CFA), an extension of the invariant point attention (IPA) architecture from AlphaFold2, in which the backbone residue frames and geometric featur...
false
false
false
false
false
false
true
false
false
false
false
false
false
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506,592
2003.11059
Integrating Physiological Time Series and Clinical Notes with Deep Learning for Improved ICU Mortality Prediction
Intensive Care Unit Electronic Health Records (ICU EHRs) store multimodal data about patients including clinical notes, sparse and irregularly sampled physiological time series, lab results, and more. To date, most methods designed to learn predictive models from ICU EHR data have focused on a single modality. In this ...
false
false
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
169,497
cs/0205061
Aging, double helix and small world property in genetic algorithms
Over a quarter of century after the invention of genetic algorithms and miriads of their modifications, as well as successful implementations, we are still lacking many essential details of thorough analysis of it's inner working. One of such fundamental questions is: how many generations do we need to solve the optimi...
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
true
false
true
537,584
2010.02562
Cross-Lingual Text Classification with Minimal Resources by Transferring a Sparse Teacher
Cross-lingual text classification alleviates the need for manually labeled documents in a target language by leveraging labeled documents from other languages. Existing approaches for transferring supervision across languages require expensive cross-lingual resources, such as parallel corpora, while less expensive cros...
false
false
false
false
false
false
false
false
true
false
false
false
false
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false
false
false
false
199,081
2110.10342
Minibatch vs Local SGD with Shuffling: Tight Convergence Bounds and Beyond
In distributed learning, local SGD (also known as federated averaging) and its simple baseline minibatch SGD are widely studied optimization methods. Most existing analyses of these methods assume independent and unbiased gradient estimates obtained via with-replacement sampling. In contrast, we study shuffling-based v...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
262,116
2309.03437
Byzantine-Robust Federated Learning with Variance Reduction and Differential Privacy
Federated learning (FL) is designed to preserve data privacy during model training, where the data remains on the client side (i.e., IoT devices), and only model updates of clients are shared iteratively for collaborative learning. However, this process is vulnerable to privacy attacks and Byzantine attacks: the local ...
false
false
false
false
false
false
true
false
false
false
false
false
true
false
false
false
false
false
390,375
2205.02921
Conversational Analysis of Daily Dialog Data using Polite Emotional Dialogue Acts
Many socio-linguistic cues are used in conversational analysis, such as emotion, sentiment, and dialogue acts. One of the fundamental cues is politeness, which linguistically possesses properties such as social manners useful in conversational analysis. This article presents findings of polite emotional dialogue act as...
true
false
false
false
true
false
false
false
true
false
false
false
false
false
false
false
false
false
295,108
1603.03876
Variational Neural Discourse Relation Recognizer
Implicit discourse relation recognition is a crucial component for automatic discourselevel analysis and nature language understanding. Previous studies exploit discriminative models that are built on either powerful manual features or deep discourse representations. In this paper, instead, we explore generative models...
false
false
false
false
false
false
false
false
true
false
false
false
false
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false
false
false
53,162
2207.11511
SSBNet: Improving Visual Recognition Efficiency by Adaptive Sampling
Downsampling is widely adopted to achieve a good trade-off between accuracy and latency for visual recognition. Unfortunately, the commonly used pooling layers are not learned, and thus cannot preserve important information. As another dimension reduction method, adaptive sampling weights and processes regions that are...
false
false
false
false
true
false
true
false
false
false
false
true
false
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false
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309,666
2207.05669
From Spectral Graph Convolutions to Large Scale Graph Convolutional Networks
Graph Convolutional Networks (GCNs) have been shown to be a powerful concept that has been successfully applied to a large variety of tasks across many domains over the past years. In this work we study the theory that paved the way to the definition of GCN, including related parts of classical graph theory. We also di...
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false
false
false
false
false
true
false
false
false
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307,617
2405.08175
Comparative Analysis of AWS Model Deployment Services
Amazon Web Services (AWS) offers three important Model Deployment Services for model developers: SageMaker, Lambda, and Elastic Container Service (ECS). These services have critical advantages and disadvantages, influencing model developer's adoption decisions. This comparative analysis reviews the merits and drawbacks...
false
false
false
false
false
false
true
false
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false
true
454,002
1208.0081
Efficient Multi-way Theta-Join Processing Using MapReduce
Multi-way Theta-join queries are powerful in describing complex relations and therefore widely employed in real practices. However, existing solutions from traditional distributed and parallel databases for multi-way Theta-join queries cannot be easily extended to fit a shared-nothing distributed computing paradigm, wh...
false
false
false
false
false
false
false
false
false
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false
false
true
false
17,858
1711.02736
A Comparative Study of Interface Techniques for Transmission and Distribution Dynamic Co-Simulation
Transmission and distribution dynamic co-simulation is a practical and effective approach to leverage existing simulation tools for transmission and distribution systems to simulate dynamic stability and performance of transmission and distribution systems in a systematic manner. Given that these tools are developed as...
false
false
false
false
false
false
false
false
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false
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false
false
84,102
2201.04929
Improving VAE based molecular representations for compound property prediction
Collecting labeled data for many important tasks in chemoinformatics is time consuming and requires expensive experiments. In recent years, machine learning has been used to learn rich representations of molecules using large scale unlabeled molecular datasets and transfer the knowledge to solve the more challenging ta...
false
false
false
false
false
false
true
false
false
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false
false
275,237
2208.14111
Transformers with Learnable Activation Functions
Activation functions can have a significant impact on reducing the topological complexity of input data and therefore improve the performance of the model. Selecting a suitable activation function is an essential step in neural model design. However, the choice of activation function is seldom discussed or explored in ...
false
false
false
false
false
false
false
false
true
false
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false
false
false
false
false
315,223
2111.08004
Bag of Tricks and A Strong baseline for Image Copy Detection
Image copy detection is of great importance in real-life social media. In this paper, a bag of tricks and a strong baseline are proposed for image copy detection. Unsupervised pre-training substitutes the commonly-used supervised one. Beyond that, we design a descriptor stretching strategy to stabilize the scores of di...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
266,540
1904.03976
GELP: GAN-Excited Linear Prediction for Speech Synthesis from Mel-spectrogram
Recent advances in neural network -based text-to-speech have reached human level naturalness in synthetic speech. The present sequence-to-sequence models can directly map text to mel-spectrogram acoustic features, which are convenient for modeling, but present additional challenges for vocoding (i.e., waveform generati...
false
false
true
false
false
false
true
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false
false
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126,900
2311.13905
A DRL solution to help reduce the cost in waiting time of securing a traffic light for cyclists
Cyclists prefer to use infrastructure that separates them from motorized traffic. Using a traffic light to segregate car and bike flows, with the addition of bike-specific green phases, is a lightweight and cheap solution that can be deployed dynamically to assess the opportunity of a heavier infrastructure such as a s...
false
false
false
false
true
false
false
false
false
false
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false
false
false
false
false
false
false
409,920
2402.05403
In-Context Principle Learning from Mistakes
In-context learning (ICL, also known as few-shot prompting) has been the standard method of adapting LLMs to downstream tasks, by learning from a few input-output examples. Nonetheless, all ICL-based approaches only learn from correct input-output pairs. In this paper, we revisit this paradigm, by learning more from th...
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false
false
false
true
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false
true
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false
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false
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427,849
0912.3441
On Space-Time Capacity Limits in Mobile and Delay Tolerant Networks
We investigate the fundamental capacity limits of space-time journeys of information in mobile and Delay Tolerant Networks (DTNs), where information is either transmitted or carried by mobile nodes, using store-carry-forward routing. We define the capacity of a journey (i.e., a path in space and time, from a source to ...
false
false
false
false
false
false
false
false
false
true
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false
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false
true
5,175
2410.10846
Duo-LLM: A Framework for Studying Adaptive Computation in Large Language Models
Large Language Models (LLMs) typically generate outputs token by token using a fixed compute budget, leading to inefficient resource utilization. To address this shortcoming, recent advancements in mixture of expert (MoE) models, speculative decoding, and early exit strategies leverage the insight that computational de...
false
false
false
false
false
false
true
false
true
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false
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498,265
2409.03893
Understanding Fairness in Recommender Systems: A Healthcare Perspective
Fairness in AI-driven decision-making systems has become a critical concern, especially when these systems directly affect human lives. This paper explores the public's comprehension of fairness in healthcare recommendations. We conducted a survey where participants selected from four fairness metrics -- Demographic Pa...
false
false
false
false
false
true
true
false
false
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false
false
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486,212
2109.04986
Multi-agent deep reinforcement learning (MADRL) meets multi-user MIMO systems
A multi-agent deep reinforcement learning (MADRL) is a promising approach to challenging problems in wireless environments involving multiple decision-makers (or actors) with high-dimensional continuous action space. In this paper, we present a MADRL-based approach that can jointly optimize precoders to achieve the out...
false
false
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
254,617
1809.01898
Propheticus: Generalizable Machine Learning Framework
Due to recent technological developments, Machine Learning (ML), a subfield of Artificial Intelligence (AI), has been successfully used to process and extract knowledge from a variety of complex problems. However, a thorough ML approach is complex and highly dependent on the problem at hand. Additionally, implementing ...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
106,916
2411.05966
Energy Efficient Protein Language Models: Leveraging Small Language Models with LoRA for Controllable Protein Generation
Large language models (LLMs) have demonstrated significant success in natural language processing (NLP) tasks and have shown promising results in other domains such as protein sequence generation. However, there remain salient differences between LLMs used for NLP, which effectively handle multiple tasks and are availa...
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false
false
false
false
false
true
false
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false
false
false
false
false
false
506,910
2107.06343
Design of Adaptive Backstepping Control for Direct Power Control of Three-Phase PWM Rectifier)
In this paper, we focused on the design of an adaptive backstepping controller (adaptive-BSC) for direct power control (DPC) of a three-phase PWM rectifier. In the proposed system, it is desired to control both the output DC voltage of the rectifier and the reactive power simultaneously by making them track desired res...
false
false
false
false
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true
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false
246,058
2411.09177
Enhancing reinforcement learning for population setpoint tracking in co-cultures
Efficient multiple setpoint tracking can enable advanced biotechnological applications, such as maintaining desired population levels in co-cultures for optimal metabolic division of labor. In this study, we employ reinforcement learning as a control method for population setpoint tracking in co-cultures, focusing on p...
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false
false
false
false
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true
false
false
false
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false
false
508,159
2102.04702
AttDMM: An Attentive Deep Markov Model for Risk Scoring in Intensive Care Units
Clinical practice in intensive care units (ICUs) requires early warnings when a patient's condition is about to deteriorate so that preventive measures can be undertaken. To this end, prediction algorithms have been developed that estimate the risk of mortality in ICUs. In this work, we propose a novel generative deep ...
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false
false
false
true
false
true
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219,199
2004.09272
A Revised Generative Evaluation of Visual Dialogue
Evaluating Visual Dialogue, the task of answering a sequence of questions relating to a visual input, remains an open research challenge. The current evaluation scheme of the VisDial dataset computes the ranks of ground-truth answers in predefined candidate sets, which Massiceti et al. (2018) show can be susceptible to...
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false
false
false
false
false
false
false
true
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false
true
false
false
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false
false
173,298
2002.10327
Angle Aware User Cooperation for Secure Massive MIMO in Rician Fading Channel
Massive multiple-input multiple-output communications can achieve high-level security by concentrating radio frequency signals towards the legitimate users. However, this system is vulnerable in a Rician fading environment if the eavesdropper positions itself such that its channel is highly "similar" to the channel of ...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
165,367
2306.03229
Adversarial alignment: Breaking the trade-off between the strength of an attack and its relevance to human perception
Deep neural networks (DNNs) are known to have a fundamental sensitivity to adversarial attacks, perturbations of the input that are imperceptible to humans yet powerful enough to change the visual decision of a model. Adversarial attacks have long been considered the "Achilles' heel" of deep learning, which may eventua...
false
false
false
false
true
false
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true
false
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false
false
371,237
2404.04057
Score identity Distillation: Exponentially Fast Distillation of Pretrained Diffusion Models for One-Step Generation
We introduce Score identity Distillation (SiD), an innovative data-free method that distills the generative capabilities of pretrained diffusion models into a single-step generator. SiD not only facilitates an exponentially fast reduction in Fr\'echet inception distance (FID) during distillation but also approaches or ...
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false
false
false
true
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false
444,497
2406.19741
ROS-LLM: A ROS framework for embodied AI with task feedback and structured reasoning
We present a framework for intuitive robot programming by non-experts, leveraging natural language prompts and contextual information from the Robot Operating System (ROS). Our system integrates large language models (LLMs), enabling non-experts to articulate task requirements to the system through a chat interface. Ke...
false
false
false
false
true
false
false
true
false
false
false
false
false
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false
false
468,546
2302.08268
Retrieval-augmented Image Captioning
Inspired by retrieval-augmented language generation and pretrained Vision and Language (V&L) encoders, we present a new approach to image captioning that generates sentences given the input image and a set of captions retrieved from a datastore, as opposed to the image alone. The encoder in our model jointly processes ...
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false
false
false
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false
false
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true
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false
346,003
1709.07158
SceneCut: Joint Geometric and Object Segmentation for Indoor Scenes
This paper presents SceneCut, a novel approach to jointly discover previously unseen objects and non-object surfaces using a single RGB-D image. SceneCut's joint reasoning over scene semantics and geometry allows a robot to detect and segment object instances in complex scenes where modern deep learning-based methods e...
false
false
false
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
81,233
2103.15046
Definition and Analytical Expression on State Observe Ability for Linear Discrete-time Systems with the Bounded Noise Energy
In this article, the definition on the observe ability and its relation to the signal detecting performance are studied systematically for the linear discrete-time(LDT) systems. Firstly, to define and analyze the observe ability for the practical systems with the measured noise, six kinds of bounded noise models are cl...
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false
false
false
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227,063
2207.14373
Eye Gaze Estimation Model Analysis
We explore techniques for eye gaze estimation using machine learning. Eye gaze estimation is a common problem for various behavior analysis and human-computer interfaces. The purpose of this work is to discuss various model types for eye gaze estimation and present the results from predicting gaze direction using eye l...
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false
false
false
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true
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true
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310,558
2305.16360
Modeling Task Relationships in Multi-variate Soft Sensor with Balanced Mixture-of-Experts
Accurate estimation of multiple quality variables is critical for building industrial soft sensor models, which have long been confronted with data efficiency and negative transfer issues. Methods sharing backbone parameters among tasks address the data efficiency issue; however, they still fail to mitigate the negativ...
false
true
false
false
false
false
true
false
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false
368,051
2209.09702
LEMURS: Learning Distributed Multi-Robot Interactions
This paper presents LEMURS, an algorithm for learning scalable multi-robot control policies from cooperative task demonstrations. We propose a port-Hamiltonian description of the multi-robot system to exploit universal physical constraints in interconnected systems and achieve closed-loop stability. We represent a mult...
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false
false
false
false
false
false
true
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318,616
0811.0146
Effect of Tuned Parameters on a LSA MCQ Answering Model
This paper presents the current state of a work in progress, whose objective is to better understand the effects of factors that significantly influence the performance of Latent Semantic Analysis (LSA). A difficult task, which consists in answering (French) biology Multiple Choice Questions, is used to test the semant...
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false
false
false
true
false
true
false
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false
false
2,601
1410.7026
Optimal topology of multi-agent systems with two leaders: a zero-sum game perspective
It is typical to assume that there is no conflict of interest among leaders. Under such assumption, it is known that, for a multi-agent system with two leaders, if the followers' interaction subgraph is undirected and connected, then followers will converge to a convex combination of two leaders' states with linear con...
false
false
false
false
false
false
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false
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false
true
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false
true
37,032
1209.2541
Absence of epidemic thresholds in a growing adaptive network
The structure of social contact networks strongly influences the dynamics of epidemic diseases. In particular the scale-free structure of real-world social networks allows unlikely diseases with low infection rates to spread and become endemic. However, in particular for potentially fatal diseases, also the impact of t...
false
false
false
true
false
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18,516
2011.07577
Placement in Integrated Circuits using Cyclic Reinforcement Learning and Simulated Annealing
Physical design and production of Integrated Circuits (IC) is becoming increasingly more challenging as the sophistication in IC technology is steadily increasing. Placement has been one of the most critical steps in IC physical design. Through decades of research, partition-based, analytical-based and annealing-based ...
false
false
false
false
true
false
true
false
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false
false
false
false
206,602
2406.06014
Network two-sample test for block models
We consider the two-sample testing problem for networks, where the goal is to determine whether two sets of networks originated from the same stochastic model. Assuming no vertex correspondence and allowing for different numbers of nodes, we address a fundamental network testing problem that goes beyond simple adjacenc...
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false
false
true
false
false
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462,396
2208.10739
Quality-Constant Per-Shot Encoding by Two-Pass Learning-based Rate Factor Prediction
Providing quality-constant streams can simultaneously guarantee user experience and prevent wasting bit-rate. In this paper, we propose a novel deep learning based two-pass encoder parameter prediction framework to decide rate factor (RF), with which encoder can output streams with constant quality. For each one-shot s...
false
false
false
false
false
false
false
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true
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false
314,181
2404.09453
Towards Greener Nights: Exploring AI-Driven Solutions for Light Pollution Management
This research endeavors to address the pervasive issue of light pollution through an interdisciplinary approach, leveraging data science and machine learning techniques. By analyzing extensive datasets and research findings, we aim to develop predictive models capable of estimating the degree of sky glow observed in va...
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false
false
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false
false
true
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false
false
446,676
1906.05838
Goal-conditioned Imitation Learning
Designing rewards for Reinforcement Learning (RL) is challenging because it needs to convey the desired task, be efficient to optimize, and be easy to compute. The latter is particularly problematic when applying RL to robotics, where detecting whether the desired configuration is reached might require considerable sup...
false
false
false
false
true
false
true
false
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true
false
false
135,136
2403.11057
Large Language Models Powered Context-aware Motion Prediction in Autonomous Driving
Motion prediction is among the most fundamental tasks in autonomous driving. Traditional methods of motion forecasting primarily encode vector information of maps and historical trajectory data of traffic participants, lacking a comprehensive understanding of overall traffic semantics, which in turn affects the perform...
false
false
false
false
false
false
false
true
false
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false
true
false
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false
438,503
2403.02454
The Ink Splotch Effect: A Case Study on ChatGPT as a Co-Creative Game Designer
This paper studies how large language models (LLMs) can act as effective, high-level creative collaborators and ``muses'' for game design. We model the design of this study after the exercises artists use by looking at amorphous ink splotches for creative inspiration. Our goal is to determine whether AI-assistance can ...
false
false
false
false
true
false
false
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false
false
false
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false
false
434,808
2501.13134
UniRestore: Unified Perceptual and Task-Oriented Image Restoration Model Using Diffusion Prior
Image restoration aims to recover content from inputs degraded by various factors, such as adverse weather, blur, and noise. Perceptual Image Restoration (PIR) methods improve visual quality but often do not support downstream tasks effectively. On the other hand, Task-oriented Image Restoration (TIR) methods focus on ...
false
false
false
false
false
false
true
false
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false
526,575
2407.02953
Affine Frequency Division Multiplexing for Compressed Sensing of Time-Varying Channels
This paper addresses compressed sensing of linear time-varying (LTV) wireless propagation links under the assumption of double sparsity i.e., sparsity in both the delay and Doppler domains, using Affine Frequency Division Multiplexing (AFDM) measurements. By rigorously linking the double sparsity model to the hierarchi...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
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false
false
469,960
2003.10959
Learning to Exploit Multiple Vision Modalities by Using Grafted Networks
Novel vision sensors such as thermal, hyperspectral, polarization, and event cameras provide information that is not available from conventional intensity cameras. An obstacle to using these sensors with current powerful deep neural networks is the lack of large labeled training datasets. This paper proposes a Network ...
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false
false
false
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false
true
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true
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false
false
169,478
2104.06689
Learning Normal Dynamics in Videos with Meta Prototype Network
Frame reconstruction (current or future frame) based on Auto-Encoder (AE) is a popular method for video anomaly detection. With models trained on the normal data, the reconstruction errors of anomalous scenes are usually much larger than those of normal ones. Previous methods introduced the memory bank into AE, for enc...
false
false
false
false
false
false
false
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true
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false
false
230,161
2311.05840
Predictive AI for SME and Large Enterprise Financial Performance Management
Financial performance management is at the core of business management and has historically relied on financial ratio analysis using Balance Sheet and Income Statement data to assess company performance as compared with competitors. Little progress has been made in predicting how a company will perform or in assessing ...
false
false
false
false
true
false
false
false
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false
false
false
406,724
2011.05533
Spoken Language Interaction with Robots: Research Issues and Recommendations, Report from the NSF Future Directions Workshop
With robotics rapidly advancing, more effective human-robot interaction is increasingly needed to realize the full potential of robots for society. While spoken language must be part of the solution, our ability to provide spoken language interaction capabilities is still very limited. The National Science Foundation a...
true
false
false
false
false
false
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true
true
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false
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false
false
false
false
false
205,951
2406.10719
Trading Devil: Robust backdoor attack via Stochastic investment models and Bayesian approach
With the growing use of voice-activated systems and speech recognition technologies, the danger of backdoor attacks on audio data has grown significantly. This research looks at a specific type of attack, known as a Stochastic investment-based backdoor attack (MarketBack), in which adversaries strategically manipulate ...
false
false
false
false
false
false
true
false
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false
true
false
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false
false
false
464,522
1909.01136
Pre-training A Neural Language Model Improves The Sample Efficiency of an Emergency Room Classification Model
To build a French national electronic injury surveillance system based on emergency room visits, we aim to develop a coding system to classify their causes from clinical notes in free-text. Supervised learning techniques have shown good results in this area but require a large amount of expert annotated dataset which i...
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false
false
false
true
false
true
false
true
false
false
false
false
false
false
false
false
false
143,822
2410.19110
Bio2Token: All-atom tokenization of any biomolecular structure with Mamba
Efficient encoding and representation of large 3D molecular structures with high fidelity is critical for biomolecular design applications. Despite this, many representation learning approaches restrict themselves to modeling smaller systems or use coarse-grained approximations of the systems, for example modeling prot...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
502,160
2003.03229
Non-linear Neurons with Human-like Apical Dendrite Activations
In order to classify linearly non-separable data, neurons are typically organized into multi-layer neural networks that are equipped with at least one hidden layer. Inspired by some recent discoveries in neuroscience, we propose a new model of artificial neuron along with a novel activation function enabling the learni...
false
false
false
false
false
false
true
false
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true
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true
false
false
167,164
2207.10541
Unveiling the Latent Space Geometry of Push-Forward Generative Models
Many deep generative models are defined as a push-forward of a Gaussian measure by a continuous generator, such as Generative Adversarial Networks (GANs) or Variational Auto-Encoders (VAEs). This work explores the latent space of such deep generative models. A key issue with these models is their tendency to output sam...
false
false
false
false
true
false
true
false
false
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false
false
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false
false
false
309,297
2107.08964
Transductive image segmentation: Self-training and effect of uncertainty estimation
Semi-supervised learning (SSL) uses unlabeled data during training to learn better models. Previous studies on SSL for medical image segmentation focused mostly on improving model generalization to unseen data. In some applications, however, our primary interest is not generalization but to obtain optimal predictions o...
false
false
false
false
false
false
false
false
false
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true
false
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false
false
246,892
2402.09050
End-to-End Training Induces Information Bottleneck through Layer-Role Differentiation: A Comparative Analysis with Layer-wise Training
End-to-end (E2E) training, optimizing the entire model through error backpropagation, fundamentally supports the advancements of deep learning. Despite its high performance, E2E training faces the problems of memory consumption, parallel computing, and discrepancy with the functionalities of the actual brain. Various a...
false
false
false
false
false
false
true
false
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false
false
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false
false
429,344
2004.11587
Concept Drift Detection via Equal Intensity k-means Space Partitioning
Data stream poses additional challenges to statistical classification tasks because distributions of the training and target samples may differ as time passes. Such distribution change in streaming data is called concept drift. Numerous histogram-based distribution change detection methods have been proposed to detect ...
false
false
false
false
false
false
true
false
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false
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false
173,953
2206.01815
Option Discovery for Autonomous Generation of Symbolic Knowledge
In this work we present an empirical study where we demonstrate the possibility of developing an artificial agent that is capable to autonomously explore an experimental scenario. During the exploration, the agent is able to discover and learn interesting options allowing to interact with the environment without any pr...
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false
false
false
true
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false
300,613
2206.13028
Multi-Scale Spatial Temporal Graph Convolutional Network for Skeleton-Based Action Recognition
Graph convolutional networks have been widely used for skeleton-based action recognition due to their excellent modeling ability of non-Euclidean data. As the graph convolution is a local operation, it can only utilize the short-range joint dependencies and short-term trajectory but fails to directly model the distant ...
false
false
false
false
false
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false
304,811
1406.0234
Joint PIC and relay selection based on greedy techniques for cooperative DS-CDMA systems
In this work, we propose a cross-layer design strategy based on the parallel interference cancellation (PIC) detection technique and a multi-relay selection algorithm for the uplink of cooperative direct-sequence code-division multiple access (DS-CDMA) systems. We devise a low-cost greedy list-based PIC (GL-PIC) strate...
false
false
false
false
false
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false
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false
33,542
1905.08846
Discovering Hidden Structure in High Dimensional Human Behavioral Data via Tensor Factorization
In recent years, the rapid growth in technology has increased the opportunity for longitudinal human behavioral studies. Rich multimodal data, from wearables like Fitbit, online social networks, mobile phones etc. can be collected in natural environments. Uncovering the underlying low-dimensional structure of noisy mul...
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false
false
false
false
false
true
false
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false
false
131,581
2310.06956
Adversarial optimization leads to over-optimistic security-constrained dispatch, but sampling can help
To ensure safe, reliable operation of the electrical grid, we must be able to predict and mitigate likely failures. This need motivates the classic security-constrained AC optimal power flow (SCOPF) problem. SCOPF is commonly solved using adversarial optimization, where the dispatcher and an adversary take turns optimi...
false
false
false
false
false
false
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true
false
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false
false
398,774
1907.02865
Cardiac MRI Segmentation with Strong Anatomical Guarantees
Recent publications have shown that the segmentation accuracy of modern-day convolutional neural networks (CNN) applied on cardiac MRI can reach the inter-expert variability, a great achievement in this area of research. However, despite these successes, CNNs still produce anatomically inaccurate segmentations as they ...
false
false
false
false
false
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false
false
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true
false
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false
false
137,705
2407.20174
Advancing Multimodal Large Language Models in Chart Question Answering with Visualization-Referenced Instruction Tuning
Emerging multimodal large language models (MLLMs) exhibit great potential for chart question answering (CQA). Recent efforts primarily focus on scaling up training datasets (i.e., charts, data tables, and question-answer (QA) pairs) through data collection and synthesis. However, our empirical study on existing MLLMs a...
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false
477,070