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541k
2202.09710
A Barrier Certificate-based Simplex Architecture for Systems with Approximate and Hybrid Dynamics
We present Barrier-based Simplex (Bb-Simplex), a new, provably correct design for runtime assurance of continuous dynamical systems. Bb-Simplex is centered around the Simplex control architecture, which consists of a high-performance advanced controller that is not guaranteed to maintain safety of the plant, a verified...
false
false
false
false
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281,288
2006.04471
A Comparison of Self-Play Algorithms Under a Generalized Framework
Throughout scientific history, overarching theoretical frameworks have allowed researchers to grow beyond personal intuitions and culturally biased theories. They allow to verify and replicate existing findings, and to link is connected results. The notion of self-play, albeit often cited in multiagent Reinforcement Le...
false
false
false
false
true
false
false
false
false
false
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false
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180,702
1606.09376
The Design of Arbitrage-Free Data Pricing Schemes
Motivated by a growing market that involves buying and selling data over the web, we study pricing schemes that assign value to queries issued over a database. Previous work studied pricing mechanisms that compute the price of a query by extending a data seller's explicit prices on certain queries, or investigated the ...
false
false
false
false
false
false
false
false
false
false
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false
false
false
false
false
true
true
57,987
1805.07777
DLBI: Deep learning guided Bayesian inference for structure reconstruction of super-resolution fluorescence microscopy
Super-resolution fluorescence microscopy, with a resolution beyond the diffraction limit of light, has become an indispensable tool to directly visualize biological structures in living cells at a nanometer-scale resolution. Despite advances in high-density super-resolution fluorescent techniques, existing methods stil...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
97,932
1306.3882
Chaining Test Cases for Reactive System Testing (extended version)
Testing of synchronous reactive systems is challenging because long input sequences are often needed to drive them into a state at which a desired feature can be tested. This is particularly problematic in on-target testing, where a system is tested in its real-life application environment and the time required for res...
false
false
false
false
false
false
false
false
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false
true
25,259
2412.09831
Ensemble Classification-Based Spectrum Sensing Using Support Vector Machine for CRN
As the demand for internet of things (IoT) and device-to-device (D2D) applications in next generation communication systems increases, we are confronted with a challenge of spectrum scarcity. One promising solution to this problem is cognitive radio network (CRN), where the key element is the spectrum - a valuable and ...
false
false
false
false
false
false
false
false
false
true
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false
false
516,663
1211.5414
Analysis of a randomized approximation scheme for matrix multiplication
This note gives a simple analysis of a randomized approximation scheme for matrix multiplication proposed by Sarlos (2006) based on a random rotation followed by uniform column sampling. The result follows from a matrix version of Bernstein's inequality and a tail inequality for quadratic forms in subgaussian random ve...
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false
false
false
false
false
true
false
false
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false
false
false
false
false
false
true
19,887
2202.02371
Boundary-aware Information Maximization for Self-supervised Medical Image Segmentation
Unsupervised pre-training has been proven as an effective approach to boost various downstream tasks given limited labeled data. Among various methods, contrastive learning learns a discriminative representation by constructing positive and negative pairs. However, it is not trivial to build reasonable pairs for a segm...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
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false
false
false
278,775
2009.02732
Convergence Analysis of the Hessian Estimation Evolution Strategy
The class of algorithms called Hessian Estimation Evolution Strategies (HE-ESs) update the covariance matrix of their sampling distribution by directly estimating the curvature of the objective function. The approach is practically efficient, as attested by respectable performance on the BBOB testbed, even on rather ir...
false
false
false
false
false
false
false
false
false
false
false
false
false
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true
false
false
194,644
1911.12239
Leveraging Self-supervised Denoising for Image Segmentation
Deep learning (DL) has arguably emerged as the method of choice for the detection and segmentation of biological structures in microscopy images. However, DL typically needs copious amounts of annotated training data that is for biomedical projects typically not available and excessively expensive to generate. Addition...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
155,343
2410.20754
Likelihood approximations via Gaussian approximate inference
Non-Gaussian likelihoods are essential for modelling complex real-world observations but pose significant computational challenges in learning and inference. Even with Gaussian priors, non-Gaussian likelihoods often lead to analytically intractable posteriors, necessitating approximation methods. To this end, we propos...
false
false
false
false
false
false
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502,948
2305.04553
Larger Offspring Populations Help the $(1 + (\lambda, \lambda))$ Genetic Algorithm to Overcome the Noise
Evolutionary algorithms are known to be robust to noise in the evaluation of the fitness. In particular, larger offspring population sizes often lead to strong robustness. We analyze to what extent the $(1+(\lambda,\lambda))$ genetic algorithm is robust to noise. This algorithm also works with larger offspring populati...
false
false
false
false
true
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false
362,815
2402.05596
Improved upper bounds for wide-sense frameproof codes
Frameproof codes have been extensively studied for many years due to their application in copyright protection and their connection to extremal set theory. In this paper, we investigate upper bounds on the cardinality of wide-sense $t$-frameproof codes. For $t=2$, we apply results from Sperner theory to give a better u...
false
false
false
false
false
false
false
false
false
true
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false
427,924
2408.11490
DocTabQA: Answering Questions from Long Documents Using Tables
We study a new problem setting of question answering (QA), referred to as DocTabQA. Within this setting, given a long document, the goal is to respond to questions by organizing the answers into structured tables derived directly from the document's content. Unlike traditional QA approaches which predominantly rely on ...
false
false
false
false
false
false
false
false
true
false
false
false
false
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false
482,316
1611.08069
3D Fully Convolutional Network for Vehicle Detection in Point Cloud
2D fully convolutional network has been recently successfully applied to object detection from images. In this paper, we extend the fully convolutional network based detection techniques to 3D and apply it to point cloud data. The proposed approach is verified on the task of vehicle detection from lidar point cloud for...
false
false
false
false
false
false
false
true
false
false
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true
false
false
false
false
false
false
64,442
1909.03482
New Graph-based Features For Shape Recognition
Shape recognition is the main challenging problem in computer vision. Different approaches and tools are used to solve this problem. Most existing approaches to object recognition are based on pixels. Pixel-based methods are dependent on the geometry and nature of the pixels, so the destruction of pixels reduces their ...
false
false
false
false
false
false
false
false
false
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true
false
false
false
false
false
false
144,499
2412.09346
Quantitative Evaluation of Motif Sets in Time Series
Time Series Motif Discovery (TSMD), which aims at finding recurring patterns in time series, is an important task in numerous application domains, and many methods for this task exist. These methods are usually evaluated qualitatively. A few metrics for quantitative evaluation, where discovered motifs are compared to s...
false
false
false
false
false
false
true
false
false
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true
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false
516,448
2307.01217
FedCP: Separating Feature Information for Personalized Federated Learning via Conditional Policy
Recently, personalized federated learning (pFL) has attracted increasing attention in privacy protection, collaborative learning, and tackling statistical heterogeneity among clients, e.g., hospitals, mobile smartphones, etc. Most existing pFL methods focus on exploiting the global information and personalized informat...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
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false
false
false
377,282
2406.17126
MM-SpuBench: Towards Better Understanding of Spurious Biases in Multimodal LLMs
Spurious bias, a tendency to use spurious correlations between non-essential input attributes and target variables for predictions, has revealed a severe robustness pitfall in deep learning models trained on single modality data. Multimodal Large Language Models (MLLMs), which integrate both vision and language models,...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
467,431
1911.04123
Leveraging Dependency Forest for Neural Medical Relation Extraction
Medical relation extraction discovers relations between entity mentions in text, such as research articles. For this task, dependency syntax has been recognized as a crucial source of features. Yet in the medical domain, 1-best parse trees suffer from relatively low accuracies, diminishing their usefulness. We investig...
false
false
false
false
false
false
false
false
true
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false
false
false
false
false
false
false
false
152,898
1905.11527
Tight Regret Bounds for Model-Based Reinforcement Learning with Greedy Policies
State-of-the-art efficient model-based Reinforcement Learning (RL) algorithms typically act by iteratively solving empirical models, i.e., by performing \emph{full-planning} on Markov Decision Processes (MDPs) built by the gathered experience. In this paper, we focus on model-based RL in the finite-state finite-horizon...
false
false
false
false
true
false
true
false
false
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false
false
false
132,446
2412.02129
GSOT3D: Towards Generic 3D Single Object Tracking in the Wild
In this paper, we present a novel benchmark, GSOT3D, that aims at facilitating development of generic 3D single object tracking (SOT) in the wild. Specifically, GSOT3D offers 620 sequences with 123K frames, and covers a wide selection of 54 object categories. Each sequence is offered with multiple modalities, including...
false
false
false
false
false
false
false
false
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true
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false
false
513,395
1904.01178
Person Identification with Visual Summary for a Safe Access to a Smart Home
SafeAccess is an integrated system designed to provide easier and safer access to a smart home for people with or without disabilities. The system is designed to enhance safety and promote the independence of people with disability (i.e., visually impaired). The key functionality of the system includes the detection an...
false
false
false
false
false
false
true
false
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true
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false
false
126,075
1906.04659
Stable Rank Normalization for Improved Generalization in Neural Networks and GANs
Exciting new work on the generalization bounds for neural networks (NN) given by Neyshabur et al. , Bartlett et al. closely depend on two parameter-depenedent quantities: the Lipschitz constant upper-bound and the stable rank (a softer version of the rank operator). This leads to an interesting question of whether cont...
false
false
false
false
false
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true
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134,789
2304.01436
Learning Personalized High Quality Volumetric Head Avatars from Monocular RGB Videos
We propose a method to learn a high-quality implicit 3D head avatar from a monocular RGB video captured in the wild. The learnt avatar is driven by a parametric face model to achieve user-controlled facial expressions and head poses. Our hybrid pipeline combines the geometry prior and dynamic tracking of a 3DMM with a ...
false
false
false
false
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false
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false
true
356,072
2307.00852
VOLTA: Improving Generative Diversity by Variational Mutual Information Maximizing Autoencoder
The natural language generation domain has witnessed great success thanks to Transformer models. Although they have achieved state-of-the-art generative quality, they often neglect generative diversity. Prior attempts to tackle this issue suffer from either low model capacity or over-complicated architectures. Some rec...
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false
false
false
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377,150
2311.01559
The effect of disruptive events on spatial and social interactions: An assessment of structural changes in pre-and post-COVID-19 pandemic networks
Disruptive events significantly alter spatial and social interactions among people and places. To examine the structural changes in spatial and social interaction networks in pre- and post-periods of the COVID-19 pandemic, we employ the Louvain method to algorithmically detect regions (communities) within the county-to...
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false
false
true
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false
false
405,086
1109.2993
A Delay-Constrained General Achievable Rate and Certain Capacity Results for UWB Relay Channel
In this paper, we derive UWB version of (i) general best achievable rate for the relay channel with decode-andforward strategy and (ii) max-flow min-cut upper bound, such that the UWB relay channel can be studied considering the obtained lower and upper bounds. Then, we show that by appropriately choosing the noise cor...
false
false
false
false
false
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true
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false
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false
12,155
2203.13387
CrossFormer: Cross Spatio-Temporal Transformer for 3D Human Pose Estimation
3D human pose estimation can be handled by encoding the geometric dependencies between the body parts and enforcing the kinematic constraints. Recently, Transformer has been adopted to encode the long-range dependencies between the joints in the spatial and temporal domains. While they had shown excellence in long-rang...
false
false
false
false
false
false
false
false
false
false
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true
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false
false
287,604
2211.05697
Bayesian hierarchical modelling for battery lifetime early prediction
Accurate prediction of battery health is essential for real-world system management and lab-based experiment design. However, building a life-prediction model from different cycling conditions is still a challenge. Large lifetime variability results from both cycling conditions and initial manufacturing variability, an...
false
false
false
false
false
false
true
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329,649
2003.07848
Learning to Structure an Image with Few Colors
Color and structure are the two pillars that construct an image. Usually, the structure is well expressed through a rich spectrum of colors, allowing objects in an image to be recognized by neural networks. However, under extreme limitations of color space, the structure tends to vanish, and thus a neural network might...
false
false
false
false
false
false
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true
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false
false
false
168,560
2110.15814
A GIS Data Realistic Road Generation Approach for Traffic Simulation
Road networks exist in the form of polylines with attributes within the GIS databases. Such a representation renders the geographic data impracticable for 3D road traffic simulation. In this work, we propose a method to transform raw GIS data into a realistic, operational model for real-time road traffic simulation. Fo...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
true
264,016
1408.4908
Theoretical Foundations of Equitability and the Maximal Information Coefficient
The maximal information coefficient (MIC) is a tool for finding the strongest pairwise relationships in a data set with many variables (Reshef et al., 2011). MIC is useful because it gives similar scores to equally noisy relationships of different types. This property, called {\em equitability}, is important for analyz...
false
false
false
false
false
false
false
false
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true
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false
false
35,500
2411.07161
RoundTable: Investigating Group Decision-Making Mechanism in Multi-Agent Collaboration
This study investigates the efficacy of Multi-Agent Systems in eliciting cross-agent communication and enhancing collective intelligence through group decision-making in a decentralized setting. Unlike centralized mechanisms, where a fixed hierarchy governs social choice, decentralized group decision-making allows agen...
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false
false
false
true
false
false
false
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false
false
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true
false
false
false
507,418
2203.00641
Multi-Task Multi-Scale Learning For Outcome Prediction in 3D PET Images
Background and Objectives: Predicting patient response to treatment and survival in oncology is a prominent way towards precision medicine. To that end, radiomics was proposed as a field of study where images are used instead of invasive methods. The first step in radiomic analysis is the segmentation of the lesion. Ho...
false
false
false
false
false
false
true
false
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true
false
false
false
false
false
false
283,073
2208.13389
Several classes of Galois self-orthogonal MDS codes and related applications
Let $q=p^h$ be a prime power and $e$ be an integer with $0\leq e\leq h-1$. $e$-Galois self-orthogonal codes are generalizations of Euclidean self-orthogonal codes ($e=0$) and Hermitian self-orthogonal codes ($e=\frac{h}{2}$ and $h$ is even). In this paper, we propose two general methods to construct $e$-Galois self-ort...
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false
false
false
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false
315,044
2405.18692
Movable Antenna Empowered Downlink NOMA Systems: Power Allocation and Antenna Position Optimization
This paper investigates a novel communication paradigm employing movable antennas (MAs) within a multiple-input single-output (MISO) non-orthogonal multiple access (NOMA) downlink framework, where users are equipped with MAs. Initially, leveraging the far-field response, we delineate the channel characteristics concern...
false
false
false
false
false
false
false
false
false
true
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false
false
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false
false
458,538
2106.12413
Transformer Meets Convolution: A Bilateral Awareness Network for Semantic Segmentation of Very Fine Resolution Urban Scene Images
Semantic segmentation from very fine resolution (VFR) urban scene images plays a significant role in several application scenarios including autonomous driving, land cover classification, and urban planning, etc. However, the tremendous details contained in the VFR image, especially the considerable variations in scale...
false
false
false
false
false
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false
242,720
1911.08160
Deep interval prediction model with gradient descend optimization method for short-term wind power prediction
The application of wind power interval prediction for power systems attempts to give more comprehensive support to dispatchers and operators of the grid. Lower upper bound estimation (LUBE) method is widely applied in interval prediction. However, the existing LUBE approaches are trained by meta-heuristic optimization,...
false
false
false
false
false
false
true
false
false
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true
false
false
false
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false
false
false
154,115
1610.09516
Finding Street Gang Members on Twitter
Most street gang members use Twitter to intimidate others, to present outrageous images and statements to the world, and to share recent illegal activities. Their tweets may thus be useful to law enforcement agencies to discover clues about recent crimes or to anticipate ones that may occur. Finding these posts, howeve...
false
false
false
true
false
true
false
false
true
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false
false
63,073
2402.03510
Autopilot System for Depth and Pitch Control in Underwater Vehicles: Navigating Near-Surface Waves and Disturbances
This paper introduces a framework for depth and pitch control of underwater vehicles in near-surface wave conditions. By effectively managing tail, sail plane angles and hover tank operations utilizing a Linear Quadratic Regulator controller and L1 Adaptive Autopilot augmentation, the system ensures balanced control in...
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false
false
false
false
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false
false
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427,047
1107.2693
A Fuzzy View on k-Means Based Signal Quantization with Application in Iris Segmentation
This paper shows that the k-means quantization of a signal can be interpreted both as a crisp indicator function and as a fuzzy membership assignment describing fuzzy clusters and fuzzy boundaries. Combined crisp and fuzzy indicator functions are defined here as natural generalizations of the ordinary crisp and fuzzy i...
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false
false
false
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true
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false
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11,282
2002.01337
Cooperative Learning via Federated Distillation over Fading Channels
Cooperative training methods for distributed machine learning are typically based on the exchange of local gradients or local model parameters. The latter approach is known as Federated Learning (FL). An alternative solution with reduced communication overhead, referred to as Federated Distillation (FD), was recently p...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
true
162,632
2005.11347
SentPWNet: A Unified Sentence Pair Weighting Network for Task-specific Sentence Embedding
Pair-based metric learning has been widely adopted to learn sentence embedding in many NLP tasks such as semantic text similarity due to its efficiency in computation. Most existing works employed a sequence encoder model and utilized limited sentence pairs with a pair-based loss to learn discriminating sentence repres...
false
false
false
false
false
false
true
false
true
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false
false
178,445
2102.06700
On the Paradox of Certified Training
Certified defenses based on convex relaxations are an established technique for training provably robust models. The key component is the choice of relaxation, varying from simple intervals to tight polyhedra. Counterintuitively, loose interval-based training often leads to higher certified robustness than what can be ...
false
false
false
false
true
false
true
false
false
false
false
false
false
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false
false
false
219,842
2109.02153
Spatial Domain Feature Extraction Methods for Unconstrained Handwritten Malayalam Character Recognition
Handwritten character recognition is an active research challenge,especially for Indian scripts. This paper deals with handwritten Malayalam, with a complete set of basic characters, vowel and consonant signs and compound characters that may be present in the script. Spatial domain features suitable for recognition are...
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false
false
false
false
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true
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false
false
253,651
1302.0689
Multi-scale Visual Attention & Saliency Modelling with Decision Theory
Bottom-up saliency, an early human visual processing, behaves like binary classification of interest and null hypothesis. Its discriminant power, mutual information of image features and class distribution, is closely related to saliency value by the well-known centre-surround theory. As classification accuracy very mu...
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false
false
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true
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21,747
2501.01644
Multimodal Contrastive Representation Learning in Augmented Biomedical Knowledge Graphs
Biomedical Knowledge Graphs (BKGs) integrate diverse datasets to elucidate complex relationships within the biomedical field. Effective link prediction on these graphs can uncover valuable connections, such as potential novel drug-disease relations. We introduce a novel multimodal approach that unifies embeddings from ...
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522,150
1904.11128
CBHE: Corner-based Building Height Estimation for Complex Street Scene Images
Building height estimation is important in many applications such as 3D city reconstruction, urban planning, and navigation. Recently, a new building height estimation method using street scene images and 2D maps was proposed. This method is more scalable than traditional methods that use high-resolution optical data, ...
false
false
false
false
true
false
false
false
false
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false
128,789
2404.12104
Ethical-Lens: Curbing Malicious Usages of Open-Source Text-to-Image Models
The burgeoning landscape of text-to-image models, exemplified by innovations such as Midjourney and DALLE 3, has revolutionized content creation across diverse sectors. However, these advancements bring forth critical ethical concerns, particularly with the misuse of open-source models to generate content that violates...
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false
false
false
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447,740
1711.08330
Adaptive Cardinality Estimation
In this paper we address cardinality estimation problem which is an important subproblem in query optimization. Query optimization is a part of every relational DBMS responsible for finding the best way of the execution for the given query. These ways are called plans. The execution time of different plans may differ b...
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false
false
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true
false
85,184
2305.16296
A Guide Through the Zoo of Biased SGD
Stochastic Gradient Descent (SGD) is arguably the most important single algorithm in modern machine learning. Although SGD with unbiased gradient estimators has been studied extensively over at least half a century, SGD variants relying on biased estimators are rare. Nevertheless, there has been an increased interest i...
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false
false
false
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true
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false
false
false
368,000
2311.06631
A 3D Conditional Diffusion Model for Image Quality Transfer -- An Application to Low-Field MRI
Low-field (LF) MRI scanners (<1T) are still prevalent in settings with limited resources or unreliable power supply. However, they often yield images with lower spatial resolution and contrast than high-field (HF) scanners. This quality disparity can result in inaccurate clinician interpretations. Image Quality Transfe...
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false
false
false
false
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true
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407,011
2209.15418
Equitable Marketplace Mechanism Design
We consider a trading marketplace that is populated by traders with diverse trading strategies and objectives. The marketplace allows the suppliers to list their goods and facilitates matching between buyers and sellers. In return, such a marketplace typically charges fees for facilitating trade. The goal of this work ...
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320,602
1305.0015
Inferring ground truth from multi-annotator ordinal data: a probabilistic approach
A popular approach for large scale data annotation tasks is crowdsourcing, wherein each data point is labeled by multiple noisy annotators. We consider the problem of inferring ground truth from noisy ordinal labels obtained from multiple annotators of varying and unknown expertise levels. Annotation models for ordinal...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
24,318
2011.10904
Evolving Search Space for Neural Architecture Search
The automation of neural architecture design has been a coveted alternative to human experts. Recent works have small search space, which is easier to optimize but has a limited upper bound of the optimal solution. Extra human design is needed for those methods to propose a more suitable space with respect to the speci...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
207,663
2101.02824
Neighbor2Neighbor: Self-Supervised Denoising from Single Noisy Images
In the last few years, image denoising has benefited a lot from the fast development of neural networks. However, the requirement of large amounts of noisy-clean image pairs for supervision limits the wide use of these models. Although there have been a few attempts in training an image denoising model with only single...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
214,740
1910.12527
RPM-Oriented Query Rewriting Framework for E-commerce Keyword-Based Sponsored Search
Sponsored search optimizes revenue and relevance, which is estimated by Revenue Per Mille (RPM). Existing sponsored search models are all based on traditional statistical models, which have poor RPM performance when queries follow a heavy-tailed distribution. Here, we propose an RPM-oriented Query Rewriting Framework (...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
151,117
2010.03561
Ensembling geophysical models with Bayesian Neural Networks
Ensembles of geophysical models improve projection accuracy and express uncertainties. We develop a novel data-driven ensembling strategy for combining geophysical models using Bayesian Neural Networks, which infers spatiotemporally varying model weights and bias while accounting for heteroscedastic uncertainties in th...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
199,439
2310.08581
Universal Visual Decomposer: Long-Horizon Manipulation Made Easy
Real-world robotic tasks stretch over extended horizons and encompass multiple stages. Learning long-horizon manipulation tasks, however, is a long-standing challenge, and demands decomposing the overarching task into several manageable subtasks to facilitate policy learning and generalization to unseen tasks. Prior ta...
false
false
false
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
399,444
2402.10689
Cultural Commonsense Knowledge for Intercultural Dialogues
Despite recent progress, large language models (LLMs) still face the challenge of appropriately reacting to the intricacies of social and cultural conventions. This paper presents MANGO, a methodology for distilling high-accuracy, high-recall assertions of cultural knowledge. We judiciously and iteratively prompt LLMs ...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
430,071
2108.12976
Approximating Pandora's Box with Correlations
We revisit the classic Pandora's Box (PB) problem under correlated distributions on the box values. Recent work of arXiv:1911.01632 obtained constant approximate algorithms for a restricted class of policies for the problem that visit boxes in a fixed order. In this work, we study the complexity of approximating the op...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
true
252,669
2405.17103
Empowering Character-level Text Infilling by Eliminating Sub-Tokens
In infilling tasks, sub-tokens, representing instances where a complete token is segmented into two parts, often emerge at the boundaries of prefixes, middles, and suffixes. Traditional methods focused on training models at the token level, leading to sub-optimal performance in character-level infilling tasks during th...
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
false
false
false
457,767
1811.06692
Subtask Gated Networks for Non-Intrusive Load Monitoring
Non-intrusive load monitoring (NILM), also known as energy disaggregation, is a blind source separation problem where a household's aggregate electricity consumption is broken down into electricity usages of individual appliances. In this way, the cost and trouble of installing many measurement devices over numerous ho...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
113,585
2006.06377
STL-SGD: Speeding Up Local SGD with Stagewise Communication Period
Distributed parallel stochastic gradient descent algorithms are workhorses for large scale machine learning tasks. Among them, local stochastic gradient descent (Local SGD) has attracted significant attention due to its low communication complexity. Previous studies prove that the communication complexity of Local SGD ...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
true
181,410
2410.20233
Characterization of $n$-Dimensional Toric and Burst-Error-Correcting Quantum Codes from Lattice Codes
Quantum error correction is essential for the development of any scalable quantum computer. In this work we introduce a generalization of a quantum interleaving method for combating clusters of errors in toric quantum error-correcting codes. We present new $n$-dimensional toric quantum codes, where $n\geq 5$, which are...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
502,713
2107.13602
Domain-matched Pre-training Tasks for Dense Retrieval
Pre-training on larger datasets with ever increasing model size is now a proven recipe for increased performance across almost all NLP tasks. A notable exception is information retrieval, where additional pre-training has so far failed to produce convincing results. We show that, with the right pre-training setup, this...
false
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
false
248,240
2209.05556
Fragile object transportation by a multi-robot system in an unknown environment using a semi-decentralized control approach
In this paper, we introduce a semi-decentralized control technique for a swarm of robots transporting a fragile object to a destination in an uncertain occluded environment.The proposed approach has been split into two parts. The initial part (Phase 1) includes a centralized control strategy for creating a specific for...
false
false
false
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
317,123
2411.12006
A Robust Solver for Phasor-Domain Short-Circuit Analysis with Inverter-Based Resources
The integration of Inverter-Based Resource (IBR) model into phasor-domain short circuit (SC) solvers challenges their numerical stability. To address the challenge, this paper proposes a solver that improves numerical stability by employing the Newton-Raphson iterative method. The solver can integrate the latest implem...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
509,258
2312.11779
Tokenization Matters: Navigating Data-Scarce Tokenization for Gender Inclusive Language Technologies
Gender-inclusive NLP research has documented the harmful limitations of gender binary-centric large language models (LLM), such as the inability to correctly use gender-diverse English neopronouns (e.g., xe, zir, fae). While data scarcity is a known culprit, the precise mechanisms through which scarcity affects this be...
false
false
false
false
true
false
true
false
true
false
false
false
false
false
false
false
false
false
416,708
2407.01613
Self-adaptive weights based on balanced residual decay rate for physics-informed neural networks and deep operator networks
Physics-informed deep learning has emerged as a promising alternative for solving partial differential equations. However, for complex problems, training these networks can still be challenging, often resulting in unsatisfactory accuracy and efficiency. In this work, we demonstrate that the failure of plain physics-inf...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
469,385
2210.16662
Global Optimization of Energy Efficiency in IRS-Aided Communication Systems via Robust IRS-Element Activation
In this paper, we study an intelligent reflecting surface (IRS) assisted communication system with single-antenna transmitter and receiver, under imperfect channel state information (CSI). More specifically, we deal with the robust selection of binary (on/off) states of the IRS elements in order to maximize the worst-c...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
327,414
2201.13224
Evaluating a Methodology for Increasing AI Transparency: A Case Study
In reaction to growing concerns about the potential harms of artificial intelligence (AI), societies have begun to demand more transparency about how AI models and systems are created and used. To address these concerns, several efforts have proposed documentation templates containing questions to be answered by model ...
false
false
false
false
true
false
false
false
false
false
false
false
false
true
false
false
false
false
277,916
1811.09054
Enhanced Expressive Power and Fast Training of Neural Networks by Random Projections
Random projections are able to perform dimension reduction efficiently for datasets with nonlinear low-dimensional structures. One well-known example is that random matrices embed sparse vectors into a low-dimensional subspace nearly isometrically, known as the restricted isometric property in compressed sensing. In th...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
114,183
2410.15987
Analyzing Closed-loop Training Techniques for Realistic Traffic Agent Models in Autonomous Highway Driving Simulations
Simulation plays a crucial role in the rapid development and safe deployment of autonomous vehicles. Realistic traffic agent models are indispensable for bridging the gap between simulation and the real world. Many existing approaches for imitating human behavior are based on learning from demonstration. However, these...
false
false
false
false
true
false
true
true
false
false
false
false
false
false
true
false
false
false
500,828
2201.03556
Reproducing BowNet: Learning Representations by Predicting Bags of Visual Words
This work aims to reproduce results from the CVPR 2020 paper by Gidaris et al. Self-supervised learning (SSL) is used to learn feature representations of an image using an unlabeled dataset. This work proposes to use bag-of-words (BoW) deep feature descriptors as a self-supervised learning target to learn robust, deep ...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
274,882
2011.12850
Relation3DMOT: Exploiting Deep Affinity for 3D Multi-Object Tracking from View Aggregation
Autonomous systems need to localize and track surrounding objects in 3D space for safe motion planning. As a result, 3D multi-object tracking (MOT) plays a vital role in autonomous navigation. Most MOT methods use a tracking-by-detection pipeline, which includes object detection and data association processing. However...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
208,293
2003.00355
Survival Cluster Analysis
Conventional survival analysis approaches estimate risk scores or individualized time-to-event distributions conditioned on covariates. In practice, there is often great population-level phenotypic heterogeneity, resulting from (unknown) subpopulations with diverse risk profiles or survival distributions. As a result, ...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
166,268
2004.07411
Leaderless Consensus of a Hierarchical Cyber-Physical System
This paper models a class of hierarchical cyber-physical systems and studies its associated consensus problem. The model has a pyramid structure, which reflects many realistic natural or human systems. By analyzing the spectrum of the coupling matrix, it is shown that all nodes in the physical layer can reach a consens...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
172,775
1808.01688
Is Robustness the Cost of Accuracy? -- A Comprehensive Study on the Robustness of 18 Deep Image Classification Models
The prediction accuracy has been the long-lasting and sole standard for comparing the performance of different image classification models, including the ImageNet competition. However, recent studies have highlighted the lack of robustness in well-trained deep neural networks to adversarial examples. Visually impercept...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
104,627
1912.06282
Joint AGC and Receiver Design for Large-Scale MU-MIMO Systems with Coarsely Quantized Signals and C-RANs
In this work, we propose the joint optimization of the automatic gain control (AGC), which works in the remote radio heads (RHHs), and a low-resolution aware (LRA) linear receive filter based on the minimum mean square error (MMSE), which works on the baseband unit (BBU) pool, for large-scale multi-user multiple-input ...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
157,310
2410.11385
Do LLMs Have the Generalization Ability in Conducting Causal Inference?
In causal inference, generalization capability refers to the ability to conduct causal inference methods on new data to estimate the causal-effect between unknown phenomenon, which is crucial for expanding the boundaries of knowledge. Studies have evaluated the causal inference capabilities of Large Language Models (LL...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
498,535
2306.09385
Employing Multimodal Machine Learning for Stress Detection
In the current age, human lifestyle has become more knowledge oriented leading to generation of sedentary employment. This has given rise to a number of health and mental disorders. Mental wellness is one of the most neglected but crucial aspects of today's world. Mental health issues can, both directly and indirectly,...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
373,814
cs/0506062
A CDMA multiuser detection algorithm based on survey propagation
A computationally tractable CDMA multiuser detection algorithm is developed based on survey propagation.
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
538,785
2308.08210
Neural Spherical Harmonics for structurally coherent continuous representation of diffusion MRI signal
We present a novel way to model diffusion magnetic resonance imaging (dMRI) datasets, that benefits from the structural coherence of the human brain while only using data from a single subject. Current methods model the dMRI signal in individual voxels, disregarding the intervoxel coherence that is present. We use a ne...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
385,815
2102.03176
Feature Representation in Deep Metric Embeddings
In deep metric learning (DML), high-level input data are represented in a lower-level representation (embedding) space, such that samples from the same class are mapped close together, while samples from disparate classes are mapped further apart. In this lower-level representation, only a single inference sample from ...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
218,653
2303.09988
Star-Net: Improving Single Image Desnowing Model With More Efficient Connection and Diverse Feature Interaction
Compared to other severe weather image restoration tasks, single image desnowing is a more challenging task. This is mainly due to the diversity and irregularity of snow shape, which makes it extremely difficult to restore images in snowy scenes. Moreover, snow particles also have a veiling effect similar to haze or mi...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
352,265
2007.04933
A Reference Software Architecture for Social Robots
Social Robotics poses tough challenges to software designers who are required to take care of difficult architectural drivers like acceptability, trust of robots as well as to guarantee that robots establish a personalised interaction with their users. Moreover, in this context recurrent software design issues such as ...
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
false
false
186,516
1806.02405
Polar Code Moderate Deviation: Recovering the Scaling Exponent
In 2008 Arikan proposed polar coding [arXiv:0807.3917] which we summarize as follows: (a) From the root channel $W$ synthesize recursively a series of channels $W_N^{(1)},\dotsc,W_N^{(N)}$. (b) Select sophisticatedly a subset $A$ of synthetic channels. (c) Transmit information using synthetic channels indexed by $A$ an...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
99,772
2102.01405
Child-Computer Interaction with Mobile Devices: Recent Works, New Dataset, and Age Detection
This article provides an overview of recent research in Child-Computer Interaction with mobile devices and describe our framework ChildCI intended for: i) overcoming the lack of large-scale publicly available databases in the area, ii) generating a better understanding of the cognitive and neuromotor development of chi...
true
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
218,102
2011.11139
MAC for Machine Type Communications in Industrial IoT -- Part II: Scheduling and Numerical Results
In the second part of this paper, we develop a centralized packet transmission scheduling scheme to pair with the protocol designed in Part I and complete our medium access control (MAC) design for machine-type communications in the industrial internet of things. For the networking scenario, fine-grained scheduling tha...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
true
207,733
2308.09359
Training-Free Energy Beamforming Assisted by Wireless Sensing
This paper studies the transmit energy beamforming in a multi-antenna wireless power transfer (WPT) system, in which an access point (AP) equipped with a uniform linear array (ULA) sends radio signals to wirelessly charge multiple single-antenna energy receivers (ERs). Different from conventional energy beamforming des...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
386,259
2409.04945
Fast Deep Predictive Coding Networks for Videos Feature Extraction without Labels
Brain-inspired deep predictive coding networks (DPCNs) effectively model and capture video features through a bi-directional information flow, even without labels. They are based on an overcomplete description of video scenes, and one of the bottlenecks has been the lack of effective sparsification techniques to find d...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
486,571
2205.10089
Kernel Normalized Convolutional Networks
Existing convolutional neural network architectures frequently rely upon batch normalization (BatchNorm) to effectively train the model. BatchNorm, however, performs poorly with small batch sizes, and is inapplicable to differential privacy. To address these limitations, we propose the kernel normalization (KernelNorm)...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
297,555
2412.03837
Movie Gen: SWOT Analysis of Meta's Generative AI Foundation Model for Transforming Media Generation, Advertising, and Entertainment Industries
Generative AI is reshaping the media landscape, enabling unprecedented capabilities in video creation, personalization, and scalability. This paper presents a comprehensive SWOT analysis of Metas Movie Gen, a cutting-edge generative AI foundation model designed to produce 1080p HD videos with synchronized audio from si...
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
false
false
514,126
2104.02652
Malignancy Prediction and Lesion Identification from Clinical Dermatological Images
We consider machine-learning-based malignancy prediction and lesion identification from clinical dermatological images, which can be indistinctly acquired via smartphone or dermoscopy capture. Additionally, we do not assume that images contain single lesions, thus the framework supports both focal or wide-field images....
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
228,803
1701.01547
Stochastic Optimal Control for Modeling Reaching Movements in the Presence of Obstacles: Theory and Simulation
In many human-in-the-loop robotic applications such as robot-assisted surgery and remote teleoperation, predicting the intended motion of the human operator may be useful for successful implementation of shared control, guidance virtual fixtures, and predictive control. Developing computational models of human movement...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
66,421
2002.01523
A Deep Conditioning Treatment of Neural Networks
We study the role of depth in training randomly initialized overparameterized neural networks. We give a general result showing that depth improves trainability of neural networks by improving the conditioning of certain kernel matrices of the input data. This result holds for arbitrary non-linear activation functions ...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
162,666
1906.00671
Unsupervised Neural Generative Semantic Hashing
Fast similarity search is a key component in large-scale information retrieval, where semantic hashing has become a popular strategy for representing documents as binary hash codes. Recent advances in this area have been obtained through neural network based models: generative models trained by learning to reconstruct ...
false
false
false
false
false
true
true
false
true
false
false
false
false
false
false
false
false
false
133,479
2405.20773
Visual-RolePlay: Universal Jailbreak Attack on MultiModal Large Language Models via Role-playing Image Character
With the advent and widespread deployment of Multimodal Large Language Models (MLLMs), ensuring their safety has become increasingly critical. To achieve this objective, it requires us to proactively discover the vulnerability of MLLMs by exploring the attack methods. Thus, structure-based jailbreak attacks, where harm...
false
false
false
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true
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false
false
true
false
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false
false
459,513