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541k
2210.10639
Robot Navigation with Reinforcement Learned Path Generation and Fine-Tuned Motion Control
In this paper, we propose a novel reinforcement learning (RL) based path generation (RL-PG) approach for mobile robot navigation without a prior exploration of an unknown environment. Multiple predictive path points are dynamically generated by a deep Markov model optimized using RL approach for robot to track. To ensu...
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325,003
1908.11820
Learning Rich Representations For Structured Visual Prediction Tasks
We describe an approach to learning rich representations for images, that enables simple and effective predictors in a range of vision tasks involving spatially structured maps. Our key idea is to map small image elements to feature representations extracted from a sequence of nested regions of increasing spatial exten...
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143,479
2104.09995
Review of end-to-end speech synthesis technology based on deep learning
As an indispensable part of modern human-computer interaction system, speech synthesis technology helps users get the output of intelligent machine more easily and intuitively, thus has attracted more and more attention. Due to the limitations of high complexity and low efficiency of traditional speech synthesis techno...
false
false
true
false
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false
true
false
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false
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231,428
2101.02634
Reinforced Imitative Graph Representation Learning for Mobile User Profiling: An Adversarial Training Perspective
In this paper, we study the problem of mobile user profiling, which is a critical component for quantifying users' characteristics in the human mobility modeling pipeline. Human mobility is a sequential decision-making process dependent on the users' dynamic interests. With accurate user profiles, the predictive model ...
false
false
false
false
true
false
false
false
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214,686
1810.07561
Modelling project failure and its mitigation in a time-stamped network of interrelated tasks
Resolving major societal challenges, such as stagnated economic growth or wasted resources, heavily relies on successful project delivery. However, projects are notoriously hard to deliver successfully, partly due to their interconnected nature which makes them prone to cascading failures. We deploy a model of cascadin...
false
false
false
true
false
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110,663
2007.07686
Relative Pose Estimation of Calibrated Cameras with Known $\mathrm{SE}(3)$ Invariants
The $\mathrm{SE}(3)$ invariants of a pose include its rotation angle and screw translation. In this paper, we present a complete comprehensive study of the relative pose estimation problem for a calibrated camera constrained by known $\mathrm{SE}(3)$ invariant, which involves 5 minimal problems in total. These problems...
false
false
false
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
187,407
2203.12751
ThingTalk: An Extensible, Executable Representation Language for Task-Oriented Dialogues
Task-oriented conversational agents rely on semantic parsers to translate natural language to formal representations. In this paper, we propose the design and rationale of the ThingTalk formal representation, and how the design improves the development of transactional task-oriented agents. ThingTalk is built on four...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
true
287,379
1410.4256
Anatomy of a Crash
Transportation networks constitute a critical infrastructure enabling the transfers of passengers and goods, with a significant impact on the economy at different scales. Transportation modes, whether air, road or rail, are coupled and interdependent. The frequent occurrence of perturbations on one or several modes dis...
false
false
false
false
false
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false
false
false
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false
false
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36,781
2301.00163
A Survey about Acquisition System Design for Myoelectric Prosthesis
According to the World Health Organization (WHO), 30 million people are in need of prosthetic and orthotic devices. Some people are born with this limb loss, while others lose limbs due to diseases such as Cancer, diabetes, and work accidents. Additionally, limb amputation is among the most severe and heavily reported ...
false
false
false
false
false
false
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false
false
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338,821
2205.15265
Going Beyond One-Hot Encoding in Classification: Can Human Uncertainty Improve Model Performance?
Technological and computational advances continuously drive forward the broad field of deep learning. In recent years, the derivation of quantities describing theuncertainty in the prediction - which naturally accompanies the modeling process - has sparked general interest in the deep learning community. Often neglecte...
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false
false
false
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299,661
1111.4825
Chebyshev Polynomials in Distributed Consensus Applications
In this paper we analyze the use of Chebyshev polynomials in distributed consensus applications. We study the properties of these polynomials to propose a distributed algorithm that reaches the consensus in a fast way. The algorithm is expressed in the form of a linear iteration and, at each step, the agents only requi...
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false
false
false
false
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false
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13,112
2411.02817
Conditional Vendi Score: An Information-Theoretic Approach to Diversity Evaluation of Prompt-based Generative Models
Text-conditioned generation models are commonly evaluated based on the quality of the generated data and its alignment with the input text prompt. On the other hand, several applications of prompt-based generative models require sufficient diversity in the generated data to ensure the models' capability of generating i...
false
false
false
false
true
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false
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true
false
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505,674
2310.08678
Can GPT models be Financial Analysts? An Evaluation of ChatGPT and GPT-4 on mock CFA Exams
Large Language Models (LLMs) have demonstrated remarkable performance on a wide range of Natural Language Processing (NLP) tasks, often matching or even beating state-of-the-art task-specific models. This study aims at assessing the financial reasoning capabilities of LLMs. We leverage mock exam questions of the Charte...
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false
false
false
true
false
false
false
true
false
false
false
false
false
false
false
false
false
399,481
2102.08928
Synthesizing multi-layer perceptron network with ant lion, biogeography-based dragonfly algorithm evolutionary strategy invasive weed and league champion optimization hybrid algorithms in predicting heating load in residential buildings
The significance of heating load (HL) accurate approximation is the primary motivation of this research to distinguish the most efficient predictive model among several neural-metaheuristic models. The proposed models are through synthesizing multi-layer perceptron network (MLP) with ant lion optimization (ALO), biogeo...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
true
false
false
220,616
1507.03269
Tensor principal component analysis via sum-of-squares proofs
We study a statistical model for the tensor principal component analysis problem introduced by Montanari and Richard: Given a order-$3$ tensor $T$ of the form $T = \tau \cdot v_0^{\otimes 3} + A$, where $\tau \geq 0$ is a signal-to-noise ratio, $v_0$ is a unit vector, and $A$ is a random noise tensor, the goal is to re...
false
false
false
false
false
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45,067
1812.05463
Measured Channel Hardening in an Indoor Multiband Scenario
A study of channel hardening in a large-scale antenna system has been carried out by means of indoor channel measurements over four frequency bands, namely 1.472 GHz, 2.6 GHz, 3.82 GHz and 4.16 GHz. NTNU's Reconfigurable Radio Network Platform has been used to record the channel estimates for 40 single user non-line of...
false
false
false
false
false
false
false
false
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116,417
2405.07976
Localized Adaptive Risk Control
Adaptive Risk Control (ARC) is an online calibration strategy based on set prediction that offers worst-case deterministic long-term risk control, as well as statistical marginal coverage guarantees. ARC adjusts the size of the prediction set by varying a single scalar threshold based on feedback from past decisions. I...
false
false
false
false
true
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453,934
2010.12698
Stabilizing Transformer-Based Action Sequence Generation For Q-Learning
Since the publication of the original Transformer architecture (Vaswani et al. 2017), Transformers revolutionized the field of Natural Language Processing. This, mainly due to their ability to understand timely dependencies better than competing RNN-based architectures. Surprisingly, this architecture change does not a...
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false
false
false
false
false
true
false
false
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false
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202,807
1503.07241
GraphMat: High performance graph analytics made productive
Given the growing importance of large-scale graph analytics, there is a need to improve the performance of graph analysis frameworks without compromising on productivity. GraphMat is our solution to bridge this gap between a user-friendly graph analytics framework and native, hand-optimized code. GraphMat functions by ...
false
false
false
false
false
false
false
false
false
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false
false
false
false
false
true
true
41,454
2307.06810
Spatio-Temporal Calibration for Omni-Directional Vehicle-Mounted Event Cameras
We present a solution to the problem of spatio-temporal calibration for event cameras mounted on an onmi-directional vehicle. Different from traditional methods that typically determine the camera's pose with respect to the vehicle's body frame using alignment of trajectories, our approach leverages the kinematic corre...
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false
false
false
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true
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379,180
1506.00685
Model-based reinforcement learning for infinite-horizon approximate optimal tracking
This paper provides an approximate online adaptive solution to the infinite-horizon optimal tracking problem for control-affine continuous-time nonlinear systems with unknown drift dynamics. Model-based reinforcement learning is used to relax the persistence of excitation condition. Model-based reinforcement learning i...
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false
false
false
false
false
false
false
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false
false
false
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false
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43,697
1608.06349
Five dimensions of reasoning in the wild
Reasoning does not work well when done in isolation from its significance, both to the needs and interests of an agent and with respect to the wider world. Moreover, those issues may best be handled with a new sort of data structure that goes beyond the knowledge base and incorporates aspects of perceptual knowledge an...
false
false
false
false
true
false
false
false
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60,104
1106.4987
The Cosparse Analysis Model and Algorithms
After a decade of extensive study of the sparse representation synthesis model, we can safely say that this is a mature and stable field, with clear theoretical foundations, and appealing applications. Alongside this approach, there is an analysis counterpart model, which, despite its similarity to the synthesis altern...
false
false
false
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10,980
2006.11693
Dense-Captioning Events in Videos: SYSU Submission to ActivityNet Challenge 2020
This technical report presents a brief description of our submission to the dense video captioning task of ActivityNet Challenge 2020. Our approach follows a two-stage pipeline: first, we extract a set of temporal event proposals; then we propose a multi-event captioning model to capture the event-level temporal relati...
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false
false
false
false
false
false
false
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true
false
false
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183,335
2402.11125
See Spot Guide: Accessible Interfaces for an Assistive Quadruped Robot
While there is no replacement for the learned expertise, devotion, and social benefits of a guide dog, there are cases in which a robot navigation assistant could be helpful for individuals with blindness or low vision (BLV). This study investigated the potential for an industrial agile robot to perform guided navigati...
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false
false
false
false
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true
false
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false
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430,245
2107.11412
Using Deep Learning Techniques and Inferential Speech Statistics for AI Synthesised Speech Recognition
The recent developments in technology have re-warded us with amazing audio synthesis models like TACOTRON and WAVENETS. On the other side, it poses greater threats such as speech clones and deep fakes, that may go undetected. To tackle these alarming situations, there is an urgent need to propose models that can help d...
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false
true
false
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247,578
2410.15212
Boardwalk Empire: How Generative AI is Revolutionizing Economic Paradigms
The relentless pursuit of technological advancements has ushered in a new era where artificial intelligence (AI) is not only a powerful tool but also a critical economic driver. At the forefront of this transformation is Generative AI, which is catalyzing a paradigm shift across industries. Deep generative models, an i...
false
true
false
true
false
false
true
false
false
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false
false
false
false
500,420
2105.13939
Efficient Online-Bandit Strategies for Minimax Learning Problems
Several learning problems involve solving min-max problems, e.g., empirical distributional robust learning or learning with non-standard aggregated losses. More specifically, these problems are convex-linear problems where the minimization is carried out over the model parameters $w\in\mathcal{W}$ and the maximization ...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
237,461
1912.06875
Natural Actor-Critic Converges Globally for Hierarchical Linear Quadratic Regulator
Multi-agent reinforcement learning has been successfully applied to a number of challenging problems. Despite these empirical successes, theoretical understanding of different algorithms is lacking, primarily due to the curse of dimensionality caused by the exponential growth of the state-action space with the number o...
false
false
false
false
false
false
true
false
false
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false
false
false
false
false
false
false
false
157,451
1611.00277
Joint Antenna Selection and Spatial Switching for Energy Efficient MIMO SWIPT System
In this paper, we investigate joint antenna selection and spatial switching (SS) for quality-of-service (QoS)-constrained energy efficiency (EE) optimization in a multiple-input multiple-output (MIMO) simultaneous wireless information and power transfer (SWIPT) system. A practical linear power model taking into account...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
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63,200
2205.02003
Multi-subgoal Robot Navigation in Crowds with History Information and Interactions
Robot navigation in dynamic environments shared with humans is an important but challenging task, which suffers from performance deterioration as the crowd grows. In this paper, multi-subgoal robot navigation approach based on deep reinforcement learning is proposed, which can reason about more comprehensive relationsh...
false
false
false
false
true
false
false
true
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false
294,802
2310.12299
Instantaneous Frequency Estimation in Unbalanced Systems Using Affine Differential Geometry
The paper discusses the relationships between electrical and affine differential geometry quantities, establishing a link between frequency and time derivatives of voltage, through the utilization of affine geometric invariants. Based on this link, a new instantaneous frequency estimation formula is proposed, which is ...
false
false
false
false
false
false
false
false
false
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false
false
false
false
false
false
400,964
2107.00594
Pretext Tasks selection for multitask self-supervised speech representation learning
Through solving pretext tasks, self-supervised learning leverages unlabeled data to extract useful latent representations replacing traditional input features in the downstream task. In audio/speech signal processing, a wide range of features where engineered through decades of research efforts. As it turns out, learni...
false
false
true
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
244,207
2101.00693
Neural Networks for Keyword Spotting on IoT Devices
We explore Neural Networks (NNs) for keyword spotting (KWS) on IoT devices like smart speakers and wearables. Since we target to execute our NN on a constrained memory and computation footprint, we propose a CNN design that. (i) uses a limited number of multiplies. (ii) uses a limited number of model parameters.
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false
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214,169
2008.01449
Prior Guided Feature Enrichment Network for Few-Shot Segmentation
State-of-the-art semantic segmentation methods require sufficient labeled data to achieve good results and hardly work on unseen classes without fine-tuning. Few-shot segmentation is thus proposed to tackle this problem by learning a model that quickly adapts to new classes with a few labeled support samples. Theses fr...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
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190,319
1903.08755
Using Ego-Clusters to Measure Network Effects at LinkedIn
A network effect is said to take place when a new feature not only impacts the people who receive it, but also other users of the platform, like their connections or the people who follow them. This very common phenomenon violates the fundamental assumption underpinning nearly all enterprise experimentation systems, th...
false
false
false
true
false
false
false
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124,896
2410.11419
GS^3: Efficient Relighting with Triple Gaussian Splatting
We present a spatial and angular Gaussian based representation and a triple splatting process, for real-time, high-quality novel lighting-and-view synthesis from multi-view point-lit input images. To describe complex appearance, we employ a Lambertian plus a mixture of angular Gaussians as an effective reflectance func...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
true
498,555
1204.3481
Crowdsourcing Collective Emotional Intelligence
One of the hallmarks of emotional intelligence is the ability to regulate emotions. Research suggests that cognitive reappraisal - a technique that involves reinterpreting the meaning of a thought or situation - can down-regulate negative emotions, without incurring significant psychological or physiological costs. Hab...
true
false
false
true
false
false
false
false
false
false
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false
false
false
false
false
false
15,500
2402.17129
Side Information-Driven Session-based Recommendation: A Survey
The session-based recommendation (SBR) garners increasing attention due to its ability to predict anonymous user intents within limited interactions. Emerging efforts incorporate various kinds of side information into their methods for enhancing task performance. In this survey, we thoroughly review the side informatio...
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false
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432,849
2409.12965
Optical training of large-scale Transformers and deep neural networks with direct feedback alignment
Modern machine learning relies nearly exclusively on dedicated electronic hardware accelerators. Photonic approaches, with low consumption and high operation speed, are increasingly considered for inference but, to date, remain mostly limited to relatively basic tasks. Simultaneously, the problem of training deep and c...
false
false
false
false
false
false
true
false
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489,793
2502.11149
Large Language-Geometry Model: When LLM meets Equivariance
Accurately predicting 3D structures and dynamics of physical systems is crucial in scientific applications. Existing approaches that rely on geometric Graph Neural Networks (GNNs) effectively enforce $\mathrm{E}(3)$-equivariance, but they often fall in leveraging extensive broader information. While direct application ...
false
false
false
false
true
false
true
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534,219
2405.05409
Initialization is Critical to Whether Transformers Fit Composite Functions by Reasoning or Memorizing
Transformers have shown impressive capabilities across various tasks, but their performance on compositional problems remains a topic of debate. In this work, we investigate the mechanisms of how transformers behave on unseen compositional tasks. We discover that the parameter initialization scale plays a critical role...
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false
false
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452,901
2408.17377
NDP: Next Distribution Prediction as a More Broad Target
Large language models (LLMs) trained on next-token prediction (NTP) paradigm have demonstrated powerful capabilities. However, the existing NTP paradigm contains several limitations, particularly related to planned task complications and error propagation during inference. In our work, we extend the critique of NTP, hi...
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false
false
false
true
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false
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484,683
2407.00998
Opportunities for Shape-based Optimization of Link Traversal Queries
Data on the web is naturally unindexed and decentralized. Centralizing web data, especially personal data, raises ethical and legal concerns. Yet, compared to centralized query approaches, decentralization-friendly alternatives such as Link Traversal Query Processing (LTQP) are significantly less performant and underst...
false
false
false
false
false
false
false
false
false
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true
false
469,104
2210.06223
Latency-aware Spatial-wise Dynamic Networks
Spatial-wise dynamic convolution has become a promising approach to improving the inference efficiency of deep networks. By allocating more computation to the most informative pixels, such an adaptive inference paradigm reduces the spatial redundancy in image features and saves a considerable amount of unnecessary comp...
false
false
false
false
false
false
false
false
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true
false
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323,180
2311.11634
Self-orthogonal codes from $p$-divisible codes
Self-orthogonal codes are an important subclass of linear codes which have nice applications in quantum codes and lattices. It is known that a binary linear code is self-orthogonal if its every codeword has weight divisible by four, and a ternary linear code is self-orthogonal if and only if its every codeword has weig...
false
false
false
false
false
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409,022
1805.07486
A Tunable Base Station Cooperation Scheme for Poisson Cellular Networks
We propose a tunable location-dependent base station (BS) cooperation scheme by partitioning the plane into three regions: the cell centers, cell edges and cell corners. The area fraction of each region is tuned by the cooperation level $\gamma$ ranging from 0 to 1. Depending on the region a user resides in, he/she rec...
false
false
false
false
false
false
false
false
false
true
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97,842
2410.03368
Latent Abstractions in Generative Diffusion Models
In this work we study how diffusion-based generative models produce high-dimensional data, such as an image, by implicitly relying on a manifestation of a low-dimensional set of latent abstractions, that guide the generative process. We present a novel theoretical framework that extends NLF, and that offers a unique pe...
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false
false
false
false
false
true
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494,746
1709.06129
When is a Convolutional Filter Easy To Learn?
We analyze the convergence of (stochastic) gradient descent algorithm for learning a convolutional filter with Rectified Linear Unit (ReLU) activation function. Our analysis does not rely on any specific form of the input distribution and our proofs only use the definition of ReLU, in contrast with previous works that ...
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false
false
false
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81,032
1805.11233
Retraining-Based Iterative Weight Quantization for Deep Neural Networks
Model compression has gained a lot of attention due to its ability to reduce hardware resource requirements significantly while maintaining accuracy of DNNs. Model compression is especially useful for memory-intensive recurrent neural networks because smaller memory footprint is crucial not only for reducing storage re...
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false
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98,873
2006.14622
Resilience in urban networked infrastructure: the case of Water Distribution Systems
Resilience is meant as the capability of a networked infrastructure to provide its service even if some components fail: in this paper we focus on how resilience depends both on net-wide measures of connectivity and the role of a single component. This paper has two objectives: first to show how a set of global measure...
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false
true
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184,283
1902.01878
Disguised-Nets: Image Disguising for Privacy-preserving Outsourced Deep Learning
Deep learning model developers often use cloud GPU resources to experiment with large data and models that need expensive setups. However, this practice raises privacy concerns. Adversaries may be interested in: 1) personally identifiable information or objects encoded in the training images, and 2) the models trained ...
false
false
false
false
false
false
true
false
false
false
false
true
true
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120,750
2411.06805
AssistRAG: Boosting the Potential of Large Language Models with an Intelligent Information Assistant
The emergence of Large Language Models (LLMs) has significantly advanced natural language processing, but these models often generate factually incorrect information, known as "hallucination". Initial retrieval-augmented generation (RAG) methods like the "Retrieve-Read" framework was inadequate for complex reasoning ta...
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false
false
false
true
true
false
false
true
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false
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false
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false
false
507,281
2307.06335
Neural Free-Viewpoint Relighting for Glossy Indirect Illumination
Precomputed Radiance Transfer (PRT) remains an attractive solution for real-time rendering of complex light transport effects such as glossy global illumination. After precomputation, we can relight the scene with new environment maps while changing viewpoint in real-time. However, practical PRT methods are usually lim...
false
false
false
false
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379,038
1910.05852
Implicit competitive regularization in GANs
To improve the stability of GAN training we need to understand why they can produce realistic samples. Presently, this is attributed to properties of the divergence obtained under an optimal discriminator. This argument has a fundamental flaw: If we do not impose regularity of the discriminator, it can exploit visually...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
149,188
2410.01736
Recursive Abstractive Processing for Retrieval in Dynamic Datasets
Recent retrieval-augmented models enhance basic methods by building a hierarchical structure over retrieved text chunks through recursive embedding, clustering, and summarization. The most relevant information is then retrieved from both the original text and generated summaries. However, such approaches face limitatio...
false
false
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
493,918
2406.06470
GKAN: Graph Kolmogorov-Arnold Networks
We introduce Graph Kolmogorov-Arnold Networks (GKAN), an innovative neural network architecture that extends the principles of the recently proposed Kolmogorov-Arnold Networks (KAN) to graph-structured data. By adopting the unique characteristics of KANs, notably the use of learnable univariate functions instead of fix...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
462,593
2303.15299
Resilient Output Consensus Control of Heterogeneous Multi-agent Systems against Byzantine Attacks: A Twin Layer Approach
This paper studies the problem of cooperative control of heterogeneous multi-agent systems (MASs) against Byzantine attacks. The agent affected by Byzantine attacks sends different wrong values to all neighbors while applying wrong input signals for itself, which is aggressive and difficult to be defended. Inspired by ...
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false
false
false
true
false
false
false
false
false
true
false
false
false
false
false
false
false
354,442
1605.07785
Geometry-aware stationary subspace analysis
In many real-world applications data exhibits non-stationarity, i.e., its distribution changes over time. One approach to handling non-stationarity is to remove or minimize it before attempting to analyze the data. In the context of brain computer interface (BCI) data analysis this may be done by means of stationary su...
false
false
false
false
false
false
true
false
false
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false
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false
false
false
false
false
56,344
0806.3115
Using rational numbers to key nested sets
This report details the generation and use of tree node ordering keys in a single relational database table. The keys for each node are calculated from the keys of its parent, in such a way that the sort order places every node in the tree before all of its descendants and after all siblings having a lower index. The c...
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
true
false
1,941
1911.06463
Flexible Functional Split and Power Control for Energy Harvesting Cloud Radio Access Networks
Functional split is a promising technique to flexibly balance the processing cost at remote ends and the fronthaul rate in cloud radio access networks (C-RAN). By harvesting renewable energy, remote radio units (RRUs) can save grid power and be flexibly deployed. However, the randomness of energy arrival poses a major ...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
true
153,542
2311.16588
Ascle: A Python Natural Language Processing Toolkit for Medical Text Generation
This study introduces Ascle, a pioneering natural language processing (NLP) toolkit designed for medical text generation. Ascle is tailored for biomedical researchers and healthcare professionals with an easy-to-use, all-in-one solution that requires minimal programming expertise. For the first time, Ascle evaluates an...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
410,972
2312.05799
SGNet: Structure Guided Network via Gradient-Frequency Awareness for Depth Map Super-Resolution
Depth super-resolution (DSR) aims to restore high-resolution (HR) depth from low-resolution (LR) one, where RGB image is often used to promote this task. Recent image guided DSR approaches mainly focus on spatial domain to rebuild depth structure. However, since the structure of LR depth is usually blurry, only conside...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
414,247
1804.01349
The role of geography in the complex diffusion of innovations
The urban-rural divide is increasing in modern societies calling for geographical extensions of social influence modelling. Improved understanding of innovation diffusion across locations and through social connections can provide us with new insights into the spread of information, technological progress and economic ...
false
false
false
true
false
false
false
false
false
false
false
false
false
true
false
false
false
false
94,211
2403.19098
GraphAD: Interaction Scene Graph for End-to-end Autonomous Driving
Modeling complicated interactions among the ego-vehicle, road agents, and map elements has been a crucial part for safety-critical autonomous driving. Previous works on end-to-end autonomous driving rely on the attention mechanism for handling heterogeneous interactions, which fails to capture the geometric priors and ...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
442,198
2012.15416
Directed Beam Search: Plug-and-Play Lexically Constrained Language Generation
Large pre-trained language models are capable of generating realistic text. However, controlling these models so that the generated text satisfies lexical constraints, i.e., contains specific words, is a challenging problem. Given that state-of-the-art language models are too large to be trained from scratch in a manag...
false
false
false
false
true
false
true
false
true
false
false
false
false
false
false
false
false
false
213,775
2006.14983
Solution of matching equations of IDA-PBC by Pfaffian differential equations
Finding the general solution of partial differential equations (PDEs) is essential for controller design in newly developed methods. Interconnection and damping assignment passivity based control (IDA-PBC) is one of such methods in which the solution to corresponding PDEs which are called matching equations, is needed ...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
184,383
2102.07756
Timely Transmissions Using Optimized Variable Length Coding
A status updating system is considered in which a variable length code is used to transmit messages to a receiver over a noisy channel. The goal is to optimize the codewords lengths such that successfully-decoded messages are timely. That is, such that the age-of-information (AoI) at the receiver is minimized. A hybrid...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
true
220,210
2404.19356
A Concept for Semi-Automatic Configuration of Sufficiently Valid Simulation Setups for Automated Driving Systems
As simulation is increasingly used in scenario-based approaches to test Automated Driving Systems, the credibility of simulation results is a major concern. Arguably, credibility depends on the validity of the simulation setup and simulation models. When selecting appropriate simulation models, a trade-off must be made...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
450,611
2405.19833
KITRO: Refining Human Mesh by 2D Clues and Kinematic-tree Rotation
2D keypoints are commonly used as an additional cue to refine estimated 3D human meshes. Current methods optimize the pose and shape parameters with a reprojection loss on the provided 2D keypoints. Such an approach, while simple and intuitive, has limited effectiveness because the optimal solution is hard to find in a...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
459,089
2001.06630
RCELF: A Residual-based Approach for Influence Maximization Problem
Influence Maximization Problem (IMP) is selecting a seed set of nodes in the social network to spread the influence as widely as possible. It has many applications in multiple domains, e.g., viral marketing is frequently used for new products or activities advertisements. While it is a classic and well-studied problem ...
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
true
true
160,843
2204.14093
Learning Localization-aware Target Confidence for Siamese Visual Tracking
Siamese tracking paradigm has achieved great success, providing effective appearance discrimination and size estimation by the classification and regression. While such a paradigm typically optimizes the classification and regression independently, leading to task misalignment (accurate prediction boxes have no high ta...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
294,050
1806.07011
VirtualHome: Simulating Household Activities via Programs
In this paper, we are interested in modeling complex activities that occur in a typical household. We propose to use programs, i.e., sequences of atomic actions and interactions, as a high level representation of complex tasks. Programs are interesting because they provide a non-ambiguous representation of a task, and ...
false
false
false
false
true
false
true
false
false
false
false
true
false
false
false
false
false
false
100,818
2308.10531
SRFormer: Text Detection Transformer with Incorporated Segmentation and Regression
Existing techniques for text detection can be broadly classified into two primary groups: segmentation-based and regression-based methods. Segmentation models offer enhanced robustness to font variations but require intricate post-processing, leading to high computational overhead. Regression-based methods undertake in...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
386,775
2408.05577
Camera Perspective Transformation to Bird's Eye View via Spatial Transformer Model for Road Intersection Monitoring
Road intersection monitoring and control research often utilize bird's eye view (BEV) simulators. In real traffic settings, achieving a BEV akin to that in a simulator necessitates the deployment of drones or specific sensor mounting, which is neither feasible nor practical. Consequently, traffic intersection managemen...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
479,849
2003.00882
The perceptual boost of visual attention is task-dependent in naturalistic settings
Top-down attention allows people to focus on task-relevant visual information. Is the resulting perceptual boost task-dependent in naturalistic settings? We aim to answer this with a large-scale computational experiment. First, we design a collection of visual tasks, each consisting of classifying images from a chosen ...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
166,477
1207.1370
On Bayesian Network Approximation by Edge Deletion
We consider the problem of deleting edges from a Bayesian network for the purpose of simplifying models in probabilistic inference. In particular, we propose a new method for deleting network edges, which is based on the evidence at hand. We provide some interesting bounds on the KL-divergence between original and appr...
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
17,253
1804.05497
Deep Learning on Key Performance Indicators for Predictive Maintenance in SAP HANA
With a new era of cloud and big data, Database Management Systems (DBMSs) have become more crucial in numerous enterprise business applications in all the industries. Accordingly, the importance of their proactive and preventive maintenance has also increased. However, detecting problems by predefined rules or stochast...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
95,092
2309.07981
Efficiently Identifying Hotspots in a Spatially Varying Field with Multiple Robots
In this paper, we present algorithms to identify environmental hotspots using mobile sensors. We examine two approaches: one involving a single robot and another using multiple robots coordinated through a decentralized robot system. We introduce an adaptive algorithm that does not require precise knowledge of Gaussian...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
391,983
1405.4828
Securing SMS Based One Time Password Technique from Man in the Middle Attack
Security of financial transaction in e-commerce is difficult to implement and there is a risk that users confidential data over the internet may be accessed by hackers. Unfortunately, interacting with an online service such as a banking web application often requires certain degree of technical sophistication that not ...
false
false
false
true
false
false
false
false
false
false
false
false
true
false
false
false
false
false
33,213
2312.03603
Voltage Restoration in MVDC Shipboard Microgrids with Economic Nonlinear Model Predictive Control
Future Naval Microgrids (MGs) will include hybrid energy storage systems (ESS), including battery and supercapacitors to respond to emerging constant power loads (CPLs) and fluctuating pulsed power loads (PPLs). Voltage regulation of naval microgrids and power sharing among these resources become critical for success o...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
413,320
2309.09756
Privileged to Predicted: Towards Sensorimotor Reinforcement Learning for Urban Driving
Reinforcement Learning (RL) has the potential to surpass human performance in driving without needing any expert supervision. Despite its promise, the state-of-the-art in sensorimotor self-driving is dominated by imitation learning methods due to the inherent shortcomings of RL algorithms. Nonetheless, RL agents are ab...
false
false
false
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
392,734
1802.04923
Beamforming with Multiple One-Bit Wireless Transceivers
Classical beamforming techniques rely on highly linear transmitters and receivers to allow phase-coherent combining at the transmitter and receiver. The transmitter uses beamforming to steer signal power towards the receiver, and the receiver uses beamforming to gather and coherently combine the signals from multiple r...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
90,338
1606.05027
Learning Optimal Interventions
Our goal is to identify beneficial interventions from observational data. We consider interventions that are narrowly focused (impacting few covariates) and may be tailored to each individual or globally enacted over a population. For applications where harmful intervention is drastically worse than proposing no change...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
57,346
2501.03172
GLiREL -- Generalist Model for Zero-Shot Relation Extraction
We introduce GLiREL (Generalist Lightweight model for zero-shot Relation Extraction), an efficient architecture and training paradigm for zero-shot relation classification. Inspired by recent advancements in zero-shot named entity recognition, this work presents an approach to efficiently and accurately predict zero-sh...
false
false
false
false
true
false
true
false
true
false
false
false
false
false
false
false
false
false
522,782
2201.11094
SCAI-QReCC Shared Task on Conversational Question Answering
Search-Oriented Conversational AI (SCAI) is an established venue that regularly puts a spotlight upon the recent work advancing the field of conversational search. SCAI'21 was organised as an independent on-line event and featured a shared task on conversational question answering. Since all of the participant teams ex...
false
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
false
277,179
1807.10806
Gated Fusion Network for Joint Image Deblurring and Super-Resolution
Single-image super-resolution is a fundamental task for vision applications to enhance the image quality with respect to spatial resolution. If the input image contains degraded pixels, the artifacts caused by the degradation could be amplified by super-resolution methods. Image blur is a common degradation source. Ima...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
104,032
1609.06779
A Novel GPU-based Parallel Implementation Scheme and Performance Analysis of Robot Forward Dynamics Algorithms
We propose a novel unifying scheme for parallel implementation of articulated robot dynamics algorithms. It is based on a unified Lie group notation for deriving the equations of motion of articulated robots, where various well-known forward algorithms differ only by their joint inertia matrix inversion strategies. Thi...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
61,344
2404.19630
Analyzing and Exploring Training Recipes for Large-Scale Transformer-Based Weather Prediction
The rapid rise of deep learning (DL) in numerical weather prediction (NWP) has led to a proliferation of models which forecast atmospheric variables with comparable or superior skill than traditional physics-based NWP. However, among these leading DL models, there is a wide variance in both the training settings and ar...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
450,716
2002.12798
Optimizing Memory-Access Patterns for Deep Learning Accelerators
Deep learning (DL) workloads are moving towards accelerators for faster processing and lower cost. Modern DL accelerators are good at handling the large-scale multiply-accumulate operations that dominate DL workloads; however, it is challenging to make full use of the compute power of an accelerator since the data must...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
true
166,140
1902.01224
Estimating the Mixing Time of Ergodic Markov Chains
We address the problem of estimating the mixing time $t_{\mathsf{mix}}$ of an arbitrary ergodic finite-state Markov chain from a single trajectory of length $m$. The reversible case was addressed by Hsu et al. [2019], who left the general case as an open problem. In the reversible case, the analysis is greatly facilita...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
120,614
2001.08012
A Real-Time Approach for Chance-Constrained Motion Planning with Dynamic Obstacles
Uncertain dynamic obstacles, such as pedestrians or vehicles, pose a major challenge for optimal robot navigation with safety guarantees. Previous work on motion planning has followed two main strategies to provide a safe bound on an obstacle's space: a polyhedron, such as a cuboid, or a nonlinear differentiable surfac...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
161,180
2312.03543
GPT-4 Enhanced Multimodal Grounding for Autonomous Driving: Leveraging Cross-Modal Attention with Large Language Models
In the field of autonomous vehicles (AVs), accurately discerning commander intent and executing linguistic commands within a visual context presents a significant challenge. This paper introduces a sophisticated encoder-decoder framework, developed to address visual grounding in AVs.Our Context-Aware Visual Grounding (...
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
false
false
413,300
1912.03896
Explicit Group Sparse Projection with Applications to Deep Learning and NMF
We design a new sparse projection method for a set of vectors that guarantees a desired average sparsity level measured leveraging the popular Hoyer measure (an affine function of the ratio of the $\ell_1$ and $\ell_2$ norms). Existing approaches either project each vector individually or require the use of a regulariz...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
156,721
2308.03495
Balanced Face Dataset: Guiding StyleGAN to Generate Labeled Synthetic Face Image Dataset for Underrepresented Group
For a machine learning model to generalize effectively to unseen data within a particular problem domain, it is well-understood that the data needs to be of sufficient size and representative of real-world scenarios. Nonetheless, real-world datasets frequently have overrepresented and underrepresented groups. One solut...
false
false
false
false
true
false
true
false
false
false
false
true
false
false
false
false
false
false
384,059
1902.02204
A NURBS-based Inverse Analysis for Reconstruction of Nonlinear Deformations of Thin Shell Structures
This article presents original work combining a NURBS-based inverse analysis with both kinematic and constitutive nonlinearities to recover the applied loads and deformations of thin shell structures. The inverse formulation is tackled by gradient-based optimization algorithms based on computed and measured displacemen...
false
true
false
false
false
false
false
false
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false
false
false
120,831
1909.12644
On a convergence property of a geometrical algorithm for statistical manifolds
In this paper, we examine a geometrical projection algorithm for statistical inference. The algorithm is based on Pythagorean relation and it is derivative-free as well as representation-free that is useful in nonparametric cases. We derive a bound of learning rate to guarantee local convergence. In special cases of m-...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
147,182
2402.01695
Language-Guided World Models: A Model-Based Approach to AI Control
This paper introduces the concept of Language-Guided World Models (LWMs) -- probabilistic models that can simulate environments by reading texts. Agents equipped with these models provide humans with more extensive and efficient control, allowing them to simultaneously alter agent behaviors in multiple tasks via natura...
false
false
false
false
true
false
true
false
true
false
false
false
false
false
false
false
false
false
426,148
0910.0928
BioDiVinE: A Framework for Parallel Analysis of Biological Models
In this paper a novel tool BioDiVinEfor parallel analysis of biological models is presented. The tool allows analysis of biological models specified in terms of a set of chemical reactions. Chemical reactions are transformed into a system of multi-affine differential equations. BioDiVinE employs techniques for finite d...
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
true
4,643
1611.01390
Bayesian Modeling of Motion Perception using Dynamical Stochastic Textures
A common practice to account for psychophysical biases in vision is to frame them as consequences of a dynamic process relying on optimal inference with respect to a generative model. The present study details the complete formulation of such a generative model intended to probe visual motion perception with a dynamic ...
false
false
false
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true
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false
false
false
63,361