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541k
2103.09161
Large System Achievable Rate Analysis of RIS-Assisted MIMO Wireless Communication with Statistical CSIT
Reconfigurable intelligent surface (RIS) is an emerging technology to enhance wireless communication in terms of energy cost and system performance by equipping a considerable quantity of nearly passive reflecting elements. This study focuses on a downlink RIS-assisted multiple-input multiple-output (MIMO) wireless com...
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false
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225,097
2411.09449
Image Regeneration: Evaluating Text-to-Image Model via Generating Identical Image with Multimodal Large Language Models
Diffusion models have revitalized the image generation domain, playing crucial roles in both academic research and artistic expression. With the emergence of new diffusion models, assessing the performance of text-to-image models has become increasingly important. Current metrics focus on directly matching the input te...
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false
false
false
false
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508,252
1904.00138
On Arrhythmia Detection by Deep Learning and Multidimensional Representation
An electrocardiogram (ECG) is a time-series signal that is represented by one-dimensional (1-D) data. Higher dimensional representation contains more information that is accessible for feature extraction. Hidden variables such as frequency relation and morphology of segment is not directly accessible in the time domain...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
125,801
1206.3027
Social Networks, Functional Differentiation of Society, and Data Protection
Most scholars, politicians, and activists are following individualistic theories of privacy and data protection. In contrast, some of the pioneers of the data protection legislation in Germany like Adalbert Podlech, Paul J. M\"uller, and Ulrich Dammann used a systems theory approach. Following Niklas Luhmann, the aim o...
false
false
false
true
false
false
false
false
false
false
false
false
false
true
false
false
false
false
16,473
2304.01371
The Interconnected Nature of Online Harm and Moderation: Investigating the Cross-Platform Spread of Harmful Content between YouTube and Twitter
The proliferation of harmful content shared online poses a threat to online information integrity and the integrity of discussion across platforms. Despite various moderation interventions adopted by social media platforms, researchers and policymakers are calling for holistic solutions. This study explores how a targe...
false
false
false
true
false
false
false
false
false
false
false
false
false
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false
false
false
false
356,043
1707.09613
Sparse Vector Recovery: Bernoulli-Gaussian Message Passing
Low-cost message passing (MP) algorithm has been recognized as a promising technique for sparse vector recovery. However, the existing MP algorithms either focus on mean square error (MSE) of the value recovery while ignoring the sparsity requirement, or support error rate (SER) of the sparse support (non-zero position...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
78,038
2411.19229
Habit Coach: Customising RAG-based chatbots to support behavior change
This paper presents the iterative development of Habit Coach, a GPT-based chatbot designed to support users in habit change through personalized interaction. Employing a user-centered design approach, we developed the chatbot using a Retrieval-Augmented Generation (RAG) system, which enables behavior personalization wi...
true
false
false
false
true
false
false
false
false
false
false
false
false
true
false
false
false
false
512,164
2210.12427
Hard Gate Knowledge Distillation -- Leverage Calibration for Robust and Reliable Language Model
In knowledge distillation, a student model is trained with supervisions from both knowledge from a teacher and observations drawn from a training data distribution. Knowledge of a teacher is considered a subject that holds inter-class relations which send a meaningful supervision to a student; hence, much effort has be...
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
false
false
false
325,737
2302.04702
REIN: A Comprehensive Benchmark Framework for Data Cleaning Methods in ML Pipelines
Nowadays, machine learning (ML) plays a vital role in many aspects of our daily life. In essence, building well-performing ML applications requires the provision of high-quality data throughout the entire life-cycle of such applications. Nevertheless, most of the real-world tabular data suffer from different types of d...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
true
false
344,785
1302.3446
Adaptive Temporal Compressive Sensing for Video
This paper introduces the concept of adaptive temporal compressive sensing (CS) for video. We propose a CS algorithm to adapt the compression ratio based on the scene's temporal complexity, computed from the compressed data, without compromising the quality of the reconstructed video. The temporal adaptivity is manifes...
false
false
false
false
false
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22,007
2205.02052
Exploring Rawlsian Fairness for K-Means Clustering
We conduct an exploratory study that looks at incorporating John Rawls' ideas on fairness into existing unsupervised machine learning algorithms. Our focus is on the task of clustering, specifically the k-means clustering algorithm. To the best of our knowledge, this is the first work that uses Rawlsian ideas in cluste...
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false
false
false
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294,819
1905.10691
Safe Reinforcement Learning with Nonlinear Dynamics via Model Predictive Shielding
Reinforcement learning is a promising approach to synthesizing policies for challenging robotics tasks. A key problem is how to ensure safety of the learned policy---e.g., that a walking robot does not fall over or that an autonomous car does not run into an obstacle. We focus on the setting where the dynamics are know...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
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false
false
false
132,152
cs/0611011
Hedging predictions in machine learning
Recent advances in machine learning make it possible to design efficient prediction algorithms for data sets with huge numbers of parameters. This paper describes a new technique for "hedging" the predictions output by many such algorithms, including support vector machines, kernel ridge regression, kernel nearest neig...
false
false
false
false
false
false
true
false
false
false
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false
false
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false
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539,847
2104.12158
Computing a Task-Dependent Grasp Metric Using Second Order Cone Programs
Evaluating a grasp generated by a set of hand-object contact locations is a key component of many grasp planning algorithms. In this paper, we present a novel second order cone program (SOCP) based optimization formulation for evaluating a grasps' ability to apply wrenches to generate a linear motion along a given dire...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
232,131
0902.3725
Statistical Inference of Functional Connectivity in Neuronal Networks using Frequent Episodes
Identifying the spatio-temporal network structure of brain activity from multi-neuronal data streams is one of the biggest challenges in neuroscience. Repeating patterns of precisely timed activity across a group of neurons is potentially indicative of a microcircuit in the underlying neural tissue. Frequent episode di...
false
false
false
false
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3,212
1911.03127
AI Aided Noise Processing of Spintronic Based IoT Sensor for Magnetocardiography Application
As we are about to embark upon the highly hyped "Society 5.0", powered by the Internet of Things (IoT), traditional ways to monitor human heart signals for tracking cardio-vascular conditions are challenging, particularly in remote healthcare settings. On the merits of low power consumption, portability, and non-intrus...
false
false
false
false
false
false
true
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152,566
2501.15446
Token Democracy: The Architectural Limits of Alignment in Transformer-Based Language Models
Modern language models paradoxically combine unprecedented capability with persistent vulnerability in that they can draft poetry yet cannot reliably refuse harmful requests. We reveal this fragility stems not from inadequate training, but from a fundamental architectural limitation: transformers process all tokens as ...
false
false
false
false
true
false
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false
true
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false
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527,561
2205.02919
Action Languages Based Actual Causality for Computational Ethics: a Sound and Complete Implementation in ASP
Although moral responsibility is not circumscribed by causality, they are both closely intermixed. Furthermore, rationally understanding the evolution of the physical world is inherently linked with the idea of causality. Thus, the decision-making applications based on automated planning inevitably have to deal with ca...
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
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false
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295,107
1905.04579
Are Powerful Graph Neural Nets Necessary? A Dissection on Graph Classification
Graph Neural Nets (GNNs) have received increasing attentions, partially due to their superior performance in many node and graph classification tasks. However, there is a lack of understanding on what they are learning and how sophisticated the learned graph functions are. In this work, we propose a dissection of GNNs ...
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
false
false
false
130,509
2305.10664
Posterior Inference on Shallow Infinitely Wide Bayesian Neural Networks under Weights with Unbounded Variance
From the classical and influential works of Neal (1996), it is known that the infinite width scaling limit of a Bayesian neural network with one hidden layer is a Gaussian process, when the network weights have bounded prior variance. Neal's result has been extended to networks with multiple hidden layers and to convol...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
365,169
2012.00187
Statistical patterns of word frequency suggesting the probabilistic nature of human languages
Traditional linguistic theories have largely regard language as a formal system composed of rigid rules. However, their failures in processing real language, the recent successes in statistical natural language processing, and the findings of many psychological experiments have suggested that language may be more a pro...
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false
false
false
false
false
false
false
true
false
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false
false
false
false
false
false
false
209,047
2107.12858
Coarse to Fine: Domain Adaptive Crowd Counting via Adversarial Scoring Network
Recent deep networks have convincingly demonstrated high capability in crowd counting, which is a critical task attracting widespread attention due to its various industrial applications. Despite such progress, trained data-dependent models usually can not generalize well to unseen scenarios because of the inherent dom...
false
false
false
false
false
false
false
false
false
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true
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false
true
248,029
2011.12149
SpinNet: Learning a General Surface Descriptor for 3D Point Cloud Registration
Extracting robust and general 3D local features is key to downstream tasks such as point cloud registration and reconstruction. Existing learning-based local descriptors are either sensitive to rotation transformations, or rely on classical handcrafted features which are neither general nor representative. In this pape...
false
false
false
false
true
false
true
true
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false
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208,072
2407.03896
Specification-guided temporal logic control for stochastic systems: a multi-layered approach
Designing controllers to satisfy temporal requirements has proven to be challenging for dynamical systems that are affected by uncertainty. This is mainly due to the states evolving in a continuous uncountable space, the stochastic evolution of the states, and infinite-horizon temporal requirements on the system evolut...
false
false
false
false
false
false
false
false
false
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true
false
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false
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false
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470,336
2308.12494
MOFA: A Model Simplification Roadmap for Image Restoration on Mobile Devices
Image restoration aims to restore high-quality images from degraded counterparts and has seen significant advancements through deep learning techniques. The technique has been widely applied to mobile devices for tasks such as mobile photography. Given the resource limitations on mobile devices, such as memory constrai...
false
false
false
false
false
false
false
false
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false
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true
false
false
false
false
false
false
387,554
2011.05927
On Using Hamiltonian Monte Carlo Sampling for Reinforcement Learning Problems in High-dimension
Value function based reinforcement learning (RL) algorithms, for example, $Q$-learning, learn optimal policies from datasets of actions, rewards, and state transitions. However, when the underlying state transition dynamics are stochastic and evolve on a high-dimensional space, generating independent and identically di...
false
false
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
false
206,084
2303.09307
Depth Super-Resolution from Explicit and Implicit High-Frequency Features
We propose a novel multi-stage depth super-resolution network, which progressively reconstructs high-resolution depth maps from explicit and implicit high-frequency features. The former are extracted by an efficient transformer processing both local and global contexts, while the latter are obtained by projecting color...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
351,992
2105.08667
Image Cropping on Twitter: Fairness Metrics, their Limitations, and the Importance of Representation, Design, and Agency
Twitter uses machine learning to crop images, where crops are centered around the part predicted to be the most salient. In fall 2020, Twitter users raised concerns that the automated image cropping system on Twitter favored light-skinned over dark-skinned individuals, as well as concerns that the system favored croppi...
true
false
false
false
false
false
true
false
false
false
false
true
false
true
false
false
false
false
235,835
2410.04234
Functional Homotopy: Smoothing Discrete Optimization via Continuous Parameters for LLM Jailbreak Attacks
Optimization methods are widely employed in deep learning to identify and mitigate undesired model responses. While gradient-based techniques have proven effective for image models, their application to language models is hindered by the discrete nature of the input space. This study introduces a novel optimization app...
false
false
false
false
true
false
true
false
false
false
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true
false
false
false
false
false
495,187
2409.20326
MARLadona - Towards Cooperative Team Play Using Multi-Agent Reinforcement Learning
Robot soccer, in its full complexity, poses an unsolved research challenge. Current solutions heavily rely on engineered heuristic strategies, which lack robustness and adaptability. Deep reinforcement learning has gained significant traction in various complex robotics tasks such as locomotion, manipulation, and compe...
false
false
false
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
493,085
2109.12434
Emergent behavior and neural dynamics in artificial agents tracking turbulent plumes
Tracking a turbulent plume to locate its source is a complex control problem because it requires multi-sensory integration and must be robust to intermittent odors, changing wind direction, and variable plume statistics. This task is routinely performed by flying insects, often over long distances, in pursuit of food o...
false
false
false
false
true
false
true
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false
false
257,288
1907.07107
An efficient method to construct self-dual cyclic codes of length $p^s$ over $\mathbb{F}_{p^m}+u\mathbb{F}_{p^m}$
Let $p$ be an odd prime number, $\mathbb{F}_{p^m}$ be a finite field of cardinality $p^m$ and $s$ a positive integer. Using some combinatorial identities, we obtain certain properties for Kronecker product of matrices over $\mathbb{F}_p$ with a specific type. On that basis, we give an explicit representation and enumer...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
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138,783
2205.01805
Splicing Detection and Localization In Satellite Imagery Using Conditional GANs
The widespread availability of image editing tools and improvements in image processing techniques allow image manipulation to be very easy. Oftentimes, easy-to-use yet sophisticated image manipulation tools yields distortions/changes imperceptible to the human observer. Distribution of forged images can have drastic r...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
294,721
2404.07654
rollama: An R package for using generative large language models through Ollama
rollama is an R package that wraps the Ollama API, which allows you to run different Generative Large Language Models (GLLM) locally. The package and learning material focus on making it easy to use Ollama for annotating textual or imagine data with open-source models as well as use these models for document embedding....
false
false
false
false
false
false
false
false
true
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false
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445,919
2203.17209
Adversarial Examples in Random Neural Networks with General Activations
A substantial body of empirical work documents the lack of robustness in deep learning models to adversarial examples. Recent theoretical work proved that adversarial examples are ubiquitous in two-layers networks with sub-exponential width and ReLU or smooth activations, and multi-layer ReLU networks with sub-exponent...
false
false
false
false
false
false
true
false
false
false
false
false
true
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false
false
false
289,068
2109.06912
fairseq S^2: A Scalable and Integrable Speech Synthesis Toolkit
This paper presents fairseq S^2, a fairseq extension for speech synthesis. We implement a number of autoregressive (AR) and non-AR text-to-speech models, and their multi-speaker variants. To enable training speech synthesis models with less curated data, a number of preprocessing tools are built and their importance is...
false
false
true
false
false
false
false
false
true
false
false
false
false
false
false
false
false
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255,315
2310.10651
HairCLIPv2: Unifying Hair Editing via Proxy Feature Blending
Hair editing has made tremendous progress in recent years. Early hair editing methods use well-drawn sketches or masks to specify the editing conditions. Even though they can enable very fine-grained local control, such interaction modes are inefficient for the editing conditions that can be easily specified by languag...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
true
400,327
2311.11566
Does complimentary information from multispectral imaging improve face presentation attack detection?
Presentation Attack Detection (PAD) has been extensively studied, particularly in the visible spectrum. With the advancement of sensing technology beyond the visible range, multispectral imaging has gained significant attention in this direction. We present PAD based on multispectral images constructed for eight differ...
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false
false
false
false
false
false
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true
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false
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408,995
2308.03083
Predicting Group Choices from Group Profiles
Group recommender systems (GRSs) identify items to recommend to a group of people by aggregating group members' individual preferences into a group profile, and selecting the items that have the largest score in the group profile. The GRS predicts that these recommendations would be chosen by the group, by assuming tha...
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false
false
false
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383,891
2305.09302
Pink-Eggs Dataset V1: A Step Toward Invasive Species Management Using Deep Learning Embedded Solutions
We introduce a novel dataset consisting of images depicting pink eggs that have been identified as Pomacea canaliculata eggs, accompanied by corresponding bounding box annotations. The purpose of this dataset is to aid researchers in the analysis of the spread of Pomacea canaliculata species by utilizing deep learning ...
false
false
false
false
true
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364,593
2501.13422
Atmospheric Noise-Resilient Image Classification in a Real-World Scenario: Using Hybrid CNN and Pin-GTSVM
Parking space occupation detection using deep learning frameworks has seen significant advancements over the past few years. While these approaches effectively detect partial obstructions and adapt to varying lighting conditions, their performance significantly diminishes when haze is present. This paper proposes a nov...
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false
false
false
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526,683
1506.02442
NP-hardness of sortedness constraints
In Constraint Programming, global constraints allow to model and solve many combinatorial problems. Among these constraints, several sortedness constraints have been defined, for which propagation algorithms are available, but for which the tractability is not settled. We show that the sort(U,V) constraint (Older et. a...
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false
false
false
true
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43,923
2305.00261
Analyzing drop coalescence in microfluidic device with a deep learning generative model
Predicting drop coalescence based on process parameters is crucial for experiment design in chemical engineering. However, predictive models can suffer from the lack of training data and more importantly, the label imbalance problem. In this study, we propose the use of deep learning generative models to tackle this bo...
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true
false
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361,273
1504.04803
Algorithms and Throughput Analysis for MDS-Coded Switches
Network switches and routers need to serve packet writes and reads at rates that challenge the most advanced memory technologies. As a result, scaling the switching rates is commonly done by parallelizing the packet I/Os using multiple memory units. For improved read rates, packets can be coded with an [n,k] MDS code, ...
false
false
false
false
false
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false
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42,192
2409.14122
Efficient and Effective Model Extraction
Model extraction aims to create a functionally similar copy from a machine learning as a service (MLaaS) API with minimal overhead, typically for illicit profit or as a precursor to further attacks, posing a significant threat to the MLaaS ecosystem. However, recent studies have shown that model extraction is highly in...
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false
false
false
false
false
true
false
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false
false
true
false
false
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false
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490,339
2409.00292
REFFLY: Melody-Constrained Lyrics Editing Model
Automatic melody-to-lyric generation aims to produce lyrics that align with a given melody. Although previous work can generate lyrics based on high-level control signals, such as keywords or genre, they often struggle with three challenges: (1) lack of controllability, as prior works are only able to produce lyrics fr...
false
false
true
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484,859
2006.06207
Pairwise Supervision Can Provably Elicit a Decision Boundary
Similarity learning is a general problem to elicit useful representations by predicting the relationship between a pair of patterns. This problem is related to various important preprocessing tasks such as metric learning, kernel learning, and contrastive learning. A classifier built upon the representations is expecte...
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false
false
false
false
false
true
false
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181,350
1307.6303
Matching-Constrained Active Contours
In object segmentation by active contours, the initial contour is often required. Conventionally, the initial contour is provided by the user. This paper extends the conventional active contour model by incorporating feature matching in the formulation, which gives rise to a novel matching-constrained active contour. T...
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false
false
false
false
false
false
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false
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26,014
2308.02870
ApproBiVT: Lead ASR Models to Generalize Better Using Approximated Bias-Variance Tradeoff Guided Early Stopping and Checkpoint Averaging
The conventional recipe for Automatic Speech Recognition (ASR) models is to 1) train multiple checkpoints on a training set while relying on a validation set to prevent overfitting using early stopping and 2) average several last checkpoints or that of the lowest validation losses to obtain the final model. In this pap...
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false
true
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383,800
2411.14593
A Systematic Study of Multi-Agent Deep Reinforcement Learning for Safe and Robust Autonomous Highway Ramp Entry
Vehicles today can drive themselves on highways and driverless robotaxis operate in major cities, with more sophisticated levels of autonomous driving expected to be available and become more common in the future. Yet, technically speaking, so-called "Level 5" (L5) operation, corresponding to full autonomy, has not bee...
false
false
false
false
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true
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true
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510,241
1906.01408
Hypothesis-Driven Skill Discovery for Hierarchical Deep Reinforcement Learning
Deep reinforcement learning (DRL) is capable of learning high-performing policies on a variety of complex high-dimensional tasks, ranging from video games to robotic manipulation. However, standard DRL methods often suffer from poor sample efficiency, partially because they aim to be entirely problem-agnostic. In this ...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
133,703
1206.4687
Cyclic Codes from APN and Planar Functions
Cyclic codes are a subclass of linear codes and have applications in consumer electronics, data storage systems, and communication systems as they have efficient encoding and decoding algorithms. In this paper, almost perfect nonlinear functions and planar functions over finite fields are employed to construct a number...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
16,738
2109.13698
Anomaly Detection for High-Dimensional Data Using Large Deviations Principle
Most current anomaly detection methods suffer from the curse of dimensionality when dealing with high-dimensional data. We propose an anomaly detection algorithm that can scale to high-dimensional data using concepts from the theory of large deviations. The proposed Large Deviations Anomaly Detection (LAD) algorithm is...
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false
false
false
false
false
true
false
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false
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257,716
1903.10974
Verification of Very Low-Resolution Faces Using An Identity-Preserving Deep Face Super-Resolution Network
Face super-resolution methods usually aim at producing visually appealing results rather than preserving distinctive features for further face identification. In this work, we propose a deep learning method for face verification on very low-resolution face images that involves identity-preserving face super-resolution....
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true
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false
125,407
1803.11361
DDRprog: A CLEVR Differentiable Dynamic Reasoning Programmer
We present a novel Dynamic Differentiable Reasoning (DDR) framework for jointly learning branching programs and the functions composing them; this resolves a significant nondifferentiability inhibiting recent dynamic architectures. We apply our framework to two settings in two highly compact and data efficient architec...
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false
false
false
false
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true
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false
93,878
2101.10351
A Receding Horizon Approach for Simultaneous Active Learning and Control using Gaussian Processes
This paper proposes a receding horizon active learning and control problem for dynamical systems in which Gaussian Processes (GPs) are utilized to model the system dynamics. The active learning objective in the optimization problem is presented by the exact conditional differential entropy of GP predictions at multiple...
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false
false
false
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216,897
2303.18047
Differentially Private Stochastic Convex Optimization in (Non)-Euclidean Space Revisited
In this paper, we revisit the problem of Differentially Private Stochastic Convex Optimization (DP-SCO) in Euclidean and general $\ell_p^d$ spaces. Specifically, we focus on three settings that are still far from well understood: (1) DP-SCO over a constrained and bounded (convex) set in Euclidean space; (2) unconstrain...
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false
false
false
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true
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true
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355,446
2102.07360
Generating Structured Adversarial Attacks Using Frank-Wolfe Method
White box adversarial perturbations are generated via iterative optimization algorithms most often by minimizing an adversarial loss on a $\ell_p$ neighborhood of the original image, the so-called distortion set. Constraining the adversarial search with different norms results in disparately structured adversarial exam...
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false
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true
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220,084
2302.10626
Lightweight-Yet-Efficient: Revitalizing Ball-Tree for Point-to-Hyperplane Nearest Neighbor Search
Finding the nearest neighbor to a hyperplane (or Point-to-Hyperplane Nearest Neighbor Search, simply P2HNNS) is a new and challenging problem with applications in many research domains. While existing state-of-the-art hashing schemes (e.g., NH and FH) are able to achieve sublinear time complexity without the assumption...
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false
false
false
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true
true
346,872
2204.03498
On the Effectiveness of Pretrained Models for API Learning
Developers frequently use APIs to implement certain functionalities, such as parsing Excel Files, reading and writing text files line by line, etc. Developers can greatly benefit from automatic API usage sequence generation based on natural language queries for building applications in a faster and cleaner manner. Exis...
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false
false
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true
290,320
2203.01623
ETCetera: beyond Event-Triggered Control
We present ETCetera, a Python library developed for the analysis and synthesis of the sampling behaviour of event triggered control (ETC) systems. In particular, the tool constructs abstractions of the sampling behaviour of given ETC systems, in the form of timed automata (TA) or finite-state transition systems (FSTSs)...
false
false
false
false
false
false
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true
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false
283,453
2003.07333
RSVQA: Visual Question Answering for Remote Sensing Data
This paper introduces the task of visual question answering for remote sensing data (RSVQA). Remote sensing images contain a wealth of information which can be useful for a wide range of tasks including land cover classification, object counting or detection. However, most of the available methodologies are task-specif...
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false
false
false
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true
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false
168,393
1605.03428
Image-level Classification in Hyperspectral Images using Feature Descriptors, with Application to Face Recognition
In this paper, we proposed a novel pipeline for image-level classification in the hyperspectral images. By doing this, we show that the discriminative spectral information at image-level features lead to significantly improved performance in a face recognition task. We also explored the potential of traditional feature...
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55,746
1911.01711
LACI: Low-effort Automatic Calibration of Infrastructure Sensors
Sensor calibration usually is a time consuming yet important task. While classical approaches are sensor-specific and often need calibration targets as well as a widely overlapping field of view (FOV), within this work, a cooperative intelligent vehicle is used as callibration target. The vehicleis detected in the sens...
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false
false
false
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true
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false
152,185
1912.03251
A Benchmark for Lidar Sensors in Fog: Is Detection Breaking Down?
Autonomous driving at level five does not only means self-driving in the sunshine. Adverse weather is especially critical because fog, rain, and snow degrade the perception of the environment. In this work, current state of the art light detection and ranging (lidar) sensors are tested in controlled conditions in a fog...
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false
false
false
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true
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false
156,547
2406.07721
Co-designing a Child-Robot Relational Norm Intervention to Regulate Children's Handwriting Posture
Persuasive social robots employ their social influence to modulate children's behaviours in child-robot interaction. In this work, we introduce the Child-Robot Relational Norm Intervention (CRNI) model, leveraging the passive role of social robots and children's reluctance to inconvenience others to influence children'...
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false
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463,179
2407.20062
SalNAS: Efficient Saliency-prediction Neural Architecture Search with self-knowledge distillation
Recent advancements in deep convolutional neural networks have significantly improved the performance of saliency prediction. However, the manual configuration of the neural network architectures requires domain knowledge expertise and can still be time-consuming and error-prone. To solve this, we propose a new Neural ...
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false
false
false
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false
477,032
2310.04517
Domain Randomization for Sim2real Transfer of Automatically Generated Grasping Datasets
Robotic grasping refers to making a robotic system pick an object by applying forces and torques on its surface. Many recent studies use data-driven approaches to address grasping, but the sparse reward nature of this task made the learning process challenging to bootstrap. To avoid constraining the operational space, ...
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false
false
false
false
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true
true
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false
397,694
2003.08533
Clustering with Fast, Automated and Reproducible assessment applied to longitudinal neural tracking
Across many areas, from neural tracking to database entity resolution, manual assessment of clusters by human experts presents a bottleneck in rapid development of scalable and specialized clustering methods. To solve this problem we develop C-FAR, a novel method for Fast, Automated and Reproducible assessment of multi...
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false
false
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false
true
false
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false
168,767
1912.12898
PPDM: Parallel Point Detection and Matching for Real-time Human-Object Interaction Detection
We propose a single-stage Human-Object Interaction (HOI) detection method that has outperformed all existing methods on HICO-DET dataset at 37 fps on a single Titan XP GPU. It is the first real-time HOI detection method. Conventional HOI detection methods are composed of two stages, i.e., human-object proposals generat...
false
false
false
false
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true
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158,964
2402.14798
Enhancing Systematic Decompositional Natural Language Inference Using Informal Logic
Recent language models enable new opportunities for structured reasoning with text, such as the construction of intuitive, proof-like textual entailment trees without relying on brittle formal logic. However, progress in this direction has been hampered by a long-standing lack of a clear protocol for determining what v...
false
false
false
false
true
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false
false
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431,838
2303.02430
CFlowNets: Continuous Control with Generative Flow Networks
Generative flow networks (GFlowNets), as an emerging technique, can be used as an alternative to reinforcement learning for exploratory control tasks. GFlowNet aims to generate distribution proportional to the rewards over terminating states, and to sample different candidates in an active learning fashion. GFlowNets n...
false
false
false
false
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false
true
false
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false
349,355
1707.04896
An Accelerated Testing Approach for Automated Vehicles with Background Traffic Described by Joint Distributions
This paper proposes a new framework based on joint statistical models for evaluating risks of automated vehicles in a naturalistic driving environment. The previous studies on the Accelerated Evaluation for automated vehicles are extended from multi-independent-variate models to joint statistics. The proposed toolkit i...
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77,123
2204.03635
Zero-Shot Category-Level Object Pose Estimation
Object pose estimation is an important component of most vision pipelines for embodied agents, as well as in 3D vision more generally. In this paper we tackle the problem of estimating the pose of novel object categories in a zero-shot manner. This extends much of the existing literature by removing the need for pose-l...
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290,375
2310.06822
Neural Bounding
Bounding volumes are an established concept in computer graphics and vision tasks but have seen little change since their early inception. In this work, we study the use of neural networks as bounding volumes. Our key observation is that bounding, which so far has primarily been considered a problem of computational ge...
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true
398,722
1505.05114
Solving Random Quadratic Systems of Equations Is Nearly as Easy as Solving Linear Systems
We consider the fundamental problem of solving quadratic systems of equations in $n$ variables, where $y_i = |\langle \boldsymbol{a}_i, \boldsymbol{x} \rangle|^2$, $i = 1, \ldots, m$ and $\boldsymbol{x} \in \mathbb{R}^n$ is unknown. We propose a novel method, which starting with an initial guess computed by means of a ...
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false
43,262
2009.00328
Secrecy Outage Analysis of Two-Hop Decode-and-Forward Mixed RF/UWOC Systems
We analyze the secrecy performance of a two-hop mixed radio frequency (RF)/underwater wireless optical communication (UWOC) system using a decode-and-forward (DF) relay. All RF and UWOC links are modeled by the $\alpha-\mu$ and exponential-generalized Gamma distributions, respectively. We first derive the expressions o...
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194,020
2101.09870
Joint Denoising and Demosaicking with Green Channel Prior for Real-world Burst Images
Denoising and demosaicking are essential yet correlated steps to reconstruct a full color image from the raw color filter array (CFA) data. By learning a deep convolutional neural network (CNN), significant progress has been achieved to perform denoising and demosaicking jointly. However, most existing CNN-based joint ...
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false
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false
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216,746
2306.12621
RXFOOD: Plug-in RGB-X Fusion for Object of Interest Detection
The emergence of different sensors (Near-Infrared, Depth, etc.) is a remedy for the limited application scenarios of traditional RGB camera. The RGB-X tasks, which rely on RGB input and another type of data input to resolve specific problems, have become a popular research topic in multimedia. A crucial part in two-bra...
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false
false
false
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374,998
1806.03084
Unifying Identification and Context Learning for Person Recognition
Despite the great success of face recognition techniques, recognizing persons under unconstrained settings remains challenging. Issues like profile views, unfavorable lighting, and occlusions can cause substantial difficulties. Previous works have attempted to tackle this problem by exploiting the context, e.g. clothes...
false
false
false
false
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true
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false
99,919
2412.11940
The Impact of Token Granularity on the Predictive Power of Language Model Surprisal
Word-by-word language model surprisal is often used to model the incremental processing of human readers, which raises questions about how various choices in language modeling influence its predictive power. One factor that has been overlooked in cognitive modeling is the granularity of subword tokens, which explicitly...
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false
false
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517,649
2401.03467
Maintaining Journalistic Integrity in the Digital Age: A Comprehensive NLP Framework for Evaluating Online News Content
The rapid growth of online news platforms has led to an increased need for reliable methods to evaluate the quality and credibility of news articles. This paper proposes a comprehensive framework to analyze online news texts using natural language processing (NLP) techniques, particularly a language model specifically ...
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false
false
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420,114
2303.03991
OpenOccupancy: A Large Scale Benchmark for Surrounding Semantic Occupancy Perception
Semantic occupancy perception is essential for autonomous driving, as automated vehicles require a fine-grained perception of the 3D urban structures. However, existing relevant benchmarks lack diversity in urban scenes, and they only evaluate front-view predictions. Towards a comprehensive benchmarking of surrounding ...
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false
false
false
false
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false
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true
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false
false
349,924
2401.12406
Enhancing In-context Learning via Linear Probe Calibration
In-context learning (ICL) is a new paradigm for natural language processing that utilizes Generative Pre-trained Transformer (GPT)-like models. This approach uses prompts that include in-context demonstrations to generate the corresponding output for a new query input. However, applying ICL in real cases does not scale...
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false
false
false
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true
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423,359
2410.01028
Draft on the Fly: Adaptive Self-Speculative Decoding using Cosine Similarity
We present a simple on the fly method for faster inference of large language models. Unlike other (self-)speculative decoding techniques, our method does not require fine-tuning or black-box optimization to generate a fixed draft model, relying instead on simple rules to generate varying draft models adapted to the inp...
false
false
false
false
false
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493,570
2012.08630
Open Problems in Cooperative AI
Problems of cooperation--in which agents seek ways to jointly improve their welfare--are ubiquitous and important. They can be found at scales ranging from our daily routines--such as driving on highways, scheduling meetings, and working collaboratively--to our global challenges--such as peace, commerce, and pandemic p...
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false
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211,811
1705.01462
Ternary Neural Networks with Fine-Grained Quantization
We propose a novel fine-grained quantization (FGQ) method to ternarize pre-trained full precision models, while also constraining activations to 8 and 4-bits. Using this method, we demonstrate a minimal loss in classification accuracy on state-of-the-art topologies without additional training. We provide an improved th...
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false
false
false
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true
false
false
72,847
2305.02374
A Novel Plagiarism Detection Approach Combining BERT-based Word Embedding, Attention-based LSTMs and an Improved Differential Evolution Algorithm
Detecting plagiarism involves finding similar items in two different sources. In this article, we propose a novel method for detecting plagiarism that is based on attention mechanism-based long short-term memory (LSTM) and bidirectional encoder representations from transformers (BERT) word embedding, enhanced with opti...
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false
362,009
1512.04650
Agreement-based Joint Training for Bidirectional Attention-based Neural Machine Translation
The attentional mechanism has proven to be effective in improving end-to-end neural machine translation. However, due to the intricate structural divergence between natural languages, unidirectional attention-based models might only capture partial aspects of attentional regularities. We propose agreement-based joint t...
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false
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50,151
2409.08185
Fine-tuning Large Language Models for Entity Matching
Generative large language models (LLMs) are a promising alternative to pre-trained language models for entity matching due to their high zero-shot performance and their ability to generalize to unseen entities. Existing research on using LLMs for entity matching has focused on prompt engineering and in-context learning...
false
false
false
false
true
false
true
false
true
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487,801
2210.01330
Doubly-Irregular Repeat-Accumulate Codes over Integer Rings for Multi-user Communications
Structured codes based on lattices were shown to provide enlarged capacity for multi-user communication networks. In this paper, we study capacity-approaching irregular repeat accumulate (IRA) codes over integer rings $\mathbb{Z}_{2^{m}}$ for $2^m$-PAM signaling, $m=1,2,\cdots$. Such codes feature the property that the...
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false
false
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false
false
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321,220
2309.15130
Understanding the Structure of QM7b and QM9 Quantum Mechanical Datasets Using Unsupervised Learning
This paper explores the internal structure of two quantum mechanics datasets (QM7b, QM9), composed of several thousands of organic molecules and described in terms of electronic properties. Understanding the structure and characteristics of this kind of data is important when predicting the atomic composition from the ...
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false
false
false
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false
394,861
2311.15073
A discontinuous Galerkin method based isogeometric analysis framework for flexoelectricity in micro-architected dielectric solids
Flexoelectricity - the generation of electric field in response to a strain gradient - is a universal electromechanical coupling, dominant only at small scales due to its requirement of high strain gradients. This phenomenon is governed by a set of coupled fourth-order partial differential equations (PDEs), which requi...
false
true
false
false
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410,372
1611.01939
Artificial-Noise-Aided Secure Transmission in Wiretap Channels with Transmitter-Side Correlation
This work for the first time examines the impact of transmitter-side correlation on the artificial-noise-aided secure transmission, based on which a new power allocation strategy for artificial noise (AN) is devised for physical layer security enhancement. Specifically, we design a correlation-based power allocation (C...
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false
false
false
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63,471
2304.13976
Moderately Distributional Exploration for Domain Generalization
Domain generalization (DG) aims to tackle the distribution shift between training domains and unknown target domains. Generating new domains is one of the most effective approaches, yet its performance gain depends on the distribution discrepancy between the generated and target domains. Distributionally robust optimiz...
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false
false
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360,777
2210.08871
Industry-Scale Orchestrated Federated Learning for Drug Discovery
To apply federated learning to drug discovery we developed a novel platform in the context of European Innovative Medicines Initiative (IMI) project MELLODDY (grant n{\deg}831472), which was comprised of 10 pharmaceutical companies, academic research labs, large industrial companies and startups. The MELLODDY platform ...
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324,332
2205.12393
Fine-tuned Language Models are Continual Learners
Recent work on large language models relies on the intuition that most natural language processing tasks can be described via natural language instructions. Language models trained on these instructions show strong zero-shot performance on several standard datasets. However, these models even though impressive still pe...
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false
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298,509
2005.11445
Evaluation of Non-Collocated Force Feedback Driven by Signal-Independent Noise
Individuals living with paralysis or amputation can operate robotic prostheses using input signals based on their intent or attempt to move. Because sensory function is lost or diminished in these individuals, haptic feedback must be non-collocated. The intracortical brain computer interface (iBCI) has enabled a variet...
true
false
false
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false
178,475
1901.02052
Multi-Source Transfer Learning for Non-Stationary Environments
In data stream mining, predictive models typically suffer drops in predictive performance due to concept drift. As enough data representing the new concept must be collected for the new concept to be well learnt, the predictive performance of existing models usually takes some time to recover from concept drift. To spe...
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false
118,115
2311.08815
Self-Supervised Disentanglement by Leveraging Structure in Data Augmentations
Self-supervised representation learning often uses data augmentations to induce some invariance to "style" attributes of the data. However, with downstream tasks generally unknown at training time, it is difficult to deduce a priori which attributes of the data are indeed "style" and can be safely discarded. To deal wi...
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407,878