cs.AI - 人工智能

    cs.CC - 计算复杂度 cs.CL - 计算与语言 cs.CR - 加密与安全 cs.CV - 机器视觉与模式识别 cs.CY - 计算与社会 cs.DC - 分布式、并行与集群计算 cs.DS - 数据结构与算法 cs.GR - 计算机图形学 cs.GT - 计算机科学与博弈论 cs.HC - 人机接口 cs.IR - 信息检索 cs.IT - 信息论 cs.LG - 自动学习 cs.MM - 多媒体 cs.NE - 神经与进化计算 cs.PF - 计算性能 cs.RO - 机器人学 cs.SD - 声音处理 cs.SE - 软件工程 cs.SI - 社交网络与信息网络 econ.EM - 计量经济学 econ.GN - 一般经济学 eess.IV - 图像与视频处理 eess.SP - 信号处理 eess.SY - 系统和控制 math.OC - 优化与控制 math.ST - 统计理论 physics.soc-ph - 物理学与社会 q-bio.NC - 神经元与认知 q-bio.PE - 人口与发展 stat.AP - 应用统计 stat.CO - 统计计算 stat.ME - 统计方法论 stat.ML - (统计)机器学习

    • [cs.AI]Belief functions induced by random fuzzy sets: Application to statistical inference
    • [cs.AI]CQE in Description Logics Through Instance Indistinguishability (extended version)
    • [cs.AI]Impact of different belief facets on agents’ decision — a refined cognitive architecture
    • [cs.AI]Molecular Inverse-Design Platform for Material Industries
    • [cs.CC]Robust testing of low-dimensional functions
    • [cs.CL]A Gamma-Poisson Mixture Topic Model for Short Text
    • [cs.CL]A Tool for Facilitating OCR Postediting in Historical Documents
    • [cs.CL]Coach: A Coarse-to-Fine Approach for Cross-domain Slot Filling
    • [cs.CL]Customization and modifications of SignWriting by LIS users
    • [cs.CL]Event-QA: A Dataset for Event-Centric Question Answering over Knowledge Graphs
    • [cs.CL]Exploring Explainable Selection to Control Abstractive Generation
    • [cs.CL]FLAT: Chinese NER Using Flat-Lattice Transformer
    • [cs.CL]G-DAUG: Generative Data Augmentation for Commonsense Reasoning
    • [cs.CL]GCAN: Graph-aware Co-Attention Networks for Explainable Fake News Detection on Social Media
    • [cs.CL]Improving Massively Multilingual Neural Machine Translation and Zero-Shot Translation
    • [cs.CL]Learning the grammar of prescription: recurrent neural network grammars for medication information extraction in clinical texts
    • [cs.CL]Lite Transformer with Long-Short Range Attention
    • [cs.CL]Multiple Segmentations of Thai Sentences for Neural Machine Translation
    • [cs.CL]On Sparsifying Encoder Outputs in Sequence-to-Sequence Models
    • [cs.CL]Probabilistically Masked Language Model Capable of Autoregressive Generation in Arbitrary Word Order
    • [cs.CL]ST$^2$: Small-data Text Style Transfer via Multi-task Meta-Learning
    • [cs.CL]Template-Based Question Generation from Retrieved Sentences for Improved Unsupervised Question Answering
    • [cs.CL]Transliteration of Judeo-Arabic Texts into Arabic Script Using Recurrent Neural Networks
    • [cs.CL]UHH-LT & LT2 at SemEval-2020 Task 12: Fine-Tuning of Pre-Trained Transformer Networks for Offensive Language Detection
    • [cs.CR]Benefits and Pitfalls of Using Capture the Flag Games in University Courses
    • [cs.CR]Having our omic cake and eating it too: Evaluating User Response to using Blockchain Technology for Private & Secure Health Data Management and Sharing
    • [cs.CR]Why an Android App is Classified as Malware? Towards Malware Classification Interpretation
    • [cs.CV]A Survey on Visual Sentiment Analysis
    • [cs.CV]A Systematic Search over Deep Convolutional Neural Network Architectures for Screening Chest Radiographs
    • [cs.CV]A Two-Stage Multiple Instance Learning Framework for the Detection of Breast Cancer in Mammograms
    • [cs.CV]Any Motion Detector: Learning Class-agnostic Scene Dynamics from a Sequence of LiDAR Point Clouds
    • [cs.CV]DFUC2020: Analysis Towards Diabetic Foot Ulcer Detection
    • [cs.CV]DPDist : Comparing Point Clouds Using Deep Point Cloud Distance
    • [cs.CV]Deep 3D Portrait from a Single Image
    • [cs.CV]Deep Global Registration
    • [cs.CV]Deep Interleaved Network for Image Super-Resolution With Asymmetric Co-Attention
    • [cs.CV]Detecting Unsigned Physical Road Incidents from Driver-View Images
    • [cs.CV]Disentangled and Controllable Face Image Generation via 3D Imitative-Contrastive Learning
    • [cs.CV]Dynamic Sampling for Deep Metric Learning
    • [cs.CV]GAPS: Generator for Automatic Polynomial Solvers
    • [cs.CV]Learning Decision Ensemble using a Graph Neural Network for Comorbidity Aware Chest Radiograph Screening
    • [cs.CV]Learning Gaussian Maps for Dense Object Detection
    • [cs.CV]Low-latency hand gesture recognition with a low resolution thermal imager
    • [cs.CV]PipeNet: Selective Modal Pipeline of Fusion Network for Multi-Modal Face Anti-Spoofing
    • [cs.CV]Quantization of Deep Neural Networks for Accumulator-constrained Processors
    • [cs.CV]Revisiting Modulated Convolutions for Visual Counting and Beyond
    • [cs.CV]Systematic Evaluation of Backdoor Data Poisoning Attacks on Image Classifiers
    • [cs.CV]Ultra Fast Structure-aware Deep Lane Detection
    • [cs.CV]Understanding when spatial transformer networks do not support invariance, and what to do about it
    • [cs.CV]Vision based hardware-software real-time control system for autonomous landing of an UAV
    • [cs.CY]Cyber Security Behaviour In Organisations
    • [cs.CY]Investigating similarities and differences between South African and Sierra Leonean school outcomes using Machine Learning
    • [cs.CY]Pill Identification using a Mobile Phone App for Assessing Medication Adherence and Post-Market Drug Surveillance
    • [cs.CY]Predicted by Orwell: A discourse on the gradual shift in electronic surveillance law
    • [cs.CY]Responsible AI and Its Stakeholders
    • [cs.CY]Simulating and Evaluating Rebalancing Strategies for Dockless Bike-Sharing Systems
    • [cs.CY]Social Interactions or Business Transactions? What customer reviews disclose about Airbnb marketplace
    • [cs.DC]A Survey on Edge Benchmarking
    • [cs.DC]Cloud Deployment Tradeoffs for the Analysis of Spatially-Distributed Systems of Internet-of-Things
    • [cs.DC]Efficient Dispersion on an Anonymous Ring in the Presence of Byzantine Robots
    • [cs.DC]Enabling Big Data Analytics at Manufacturing Fields of Farplas Automotive
    • [cs.DC]Evaluating FPGA Accelerator Performance with a Parameterized OpenCL Adaptation of the HPCChallenge Benchmark Suite
    • [cs.DC]High performance SIMD modular arithmetic for polynomial evaluation
    • [cs.DC]Revenue Maximization Approaches in IaaS Clouds: Research Challenges and Opportunities
    • [cs.DS]Optimal group testing under real world restrictions
    • [cs.GR]Deep Feature-preserving Normal Estimation for Point Cloud Filtering
    • [cs.GT]Jealousy-freeness and other common properties in Fair Division of Mixed Manna
    • [cs.HC]Human Factors in Model Interpretability: Industry Practices, Challenges, and Needs
    • [cs.HC]TeamTat: a collaborative text annotation tool
    • [cs.IR]Contextualized Graph Attention Network for Recommendation with Item Knowledge Graph
    • [cs.IR]Deep Sentiment Classification and Topic Discovery on Novel Coronavirus or COVID-19 Online Discussions: NLP Using LSTM Recurrent Neural Network Approach
    • [cs.IR]Learning Hierarchical Review Graph Representation for Recommendation
    • [cs.IR]Learning Term Discrimination
    • [cs.IT]Deep Learning Based Packet Detection and Carrier Frequency Offset Estimation in IEEE 802.11ah
    • [cs.IT]Downlink Spectral Efficiency of Cell-Free Massive MIMO Systems with Multi-antenna Users
    • [cs.IT]Hardware Impairments Aware Full-Duplex NOMA Networks Over Rician Fading Channels
    • [cs.IT]Hybrid Combining of Directional Antennas for Periodic Broadcast V2V Communication
    • [cs.IT]Investigations on $c$-Boomerang Uniformity and Perfect Nonlinearity
    • [cs.IT]Recent Advancements in Defected Ground Structure Based Near-Field Wireless Power Transfer Systems
    • [cs.LG]A Review of Privacy Preserving Federated Learning for Private IoT Analytics
    • [cs.LG]A survey on domain adaptation theory
    • [cs.LG]Adversarial Machine Learning: An Interpretation Perspective
    • [cs.LG]Automatic low-bit hybrid quantization of neural networks through meta learning
    • [cs.LG]Concept Drift Detection via Equal Intensity k-means Space Partitioning
    • [cs.LG]Convolution-Weight-Distribution Assumption: Rethinking the Criteria of Channel Pruning
    • [cs.LG]Differential Network Learning Beyond Data Samples
    • [cs.LG]Divide-and-Conquer Monte Carlo Tree Search For Goal-Directed Planning
    • [cs.LG]Dropout as an Implicit Gating Mechanism For Continual Learning
    • [cs.LG]Efficient Neural Architecture for Text-to-Image Synthesis
    • [cs.LG]Evolution of Q Values for Deep Q Learning in Stable Baselines
    • [cs.LG]Federated learning with hierarchical clustering of local updates to improve training on non-IID data
    • [cs.LG]How to find a unicorn: a novel model-free, unsupervised anomaly detection method for time series
    • [cs.LG]Non-Exhaustive, Overlapping Co-Clustering: An Extended Analysis
    • [cs.LG]Self-Organized Operational Neural Networks with Generative Neurons
    • [cs.LG]Self-Paced Deep Reinforcement Learning
    • [cs.LG]Target specific mining of COVID-19 scholarly articles using one-class approach
    • [cs.MM]Upgrading the Newsroom: An Automated Image Selection System for News Articles
    • [cs.NE]Proving $μ>1$
    • [cs.NE]Variance Reduction for Better Sampling in Continuous Domains
    • [cs.PF]Age of Information for Single Buffer Systems with Vacation Server
    • [cs.RO]Continuous Deep Hierarchical Reinforcement Learning for Ground-Air Swarm Shepherding
    • [cs.RO]Guided Dyna-Q for Mobile Robot Exploration and Navigation
    • [cs.RO]PBCS : Efficient Exploration and Exploitation Using a Synergy between Reinforcement Learning and Motion Planning
    • [cs.RO]YCB-M: A Multi-Camera RGB-D Dataset for Object Recognition and 6DoF Pose Estimation
    • [cs.SD]End-to-end speech-to-dialog-act recognition
    • [cs.SE]Towards Characterizing Adversarial Defects of Deep Learning Software from the Lens of Uncertainty
    • [cs.SI]Assortative-Constrained Stochastic Block Models
    • [cs.SI]Characterising User Content on a Multi-lingual Social Network
    • [cs.SI]Chronnet: a network-based model for spatiotemporal data analysis
    • [cs.SI]Improving Recommendation Diversity by Highlighting the ExTrA Fabricated Experts
    • [cs.SI]Mobile phone location data reveal the effect and geographic variation of social distancing on the spread of the COVID-19 epidemic
    • [cs.SI]Optimal Team Recruitment Strategies for Collaborative Mobile Crowdsourcing Systems
    • [cs.SI]TeleCrowd: A Crowdsourcing Approach to Create Informal to Formal Text Corpora
    • [cs.SI]War of the Hashtags: Trending New Hashtags to Override Critical Topics in Social Media
    • [econ.EM]Methods for Individual Treatment Assignment: An Application and Comparison for Playlist Generation
    • [econ.GN]Environmental Economics and Uncertainty: Review and a Machine Learning Outlook
    • [eess.IV]A Review of an Old Dilemma: Demosaicking First, or Denoising First?
    • [eess.IV]Optic disc and fovea localisation in ultra-widefield scanning laser ophthalmoscope images captured in multiple modalities
    • [eess.SP]Q-EEGNet: an Energy-Efficient 8-bit Quantized Parallel EEGNet Implementation for Edge Motor-Imagery Brain—Machine Interfaces
    • [eess.SP]Robust Transmission Design for Intelligent Reflecting Surface Aided Secure Communication Systems with Imperfect Cascaded CSI
    • [eess.SP]Sparse Array Selection Across Arbitrary Sensor Geometries with Deep Transfer Learning
    • [eess.SY]Constrained Physics-Informed Deep Learning for Stable System Identification and Control of Unknown Linear Systems
    • [eess.SY]Decentralized linear quadratic systems with major and minor agents and non-Gaussian noise
    • [math.OC]Nonconvex penalization for sparse neural networks
    • [math.OC]Primal and Dual Prediction-Correction Methods for Time-Varying Convex Optimization
    • [math.ST]Dependence uncertainty bounds for the energy score and the multivariate Gini mean difference
    • [math.ST]Fiducial Symmetry in Action
    • [math.ST]The Generalized Oaxaca-Blinder Estimator
    • [physics.soc-ph]Investigating the Relationship between Freeway Rear-end Crash Rates and Macroscopically Modelled Reaction Time
    • [q-bio.NC]The Two Kinds of Free Energy and the Bayesian Revolution
    • [q-bio.PE]Evaluation of Pool-based Testing Approaches to Enable Population-wide Screening for COVID-19
    • [stat.AP]A Bayesian Multilevel Random-Effects Model for Estimating Noise in Image Sensors
    • [stat.CO]Practical Hilbert space approximate Bayesian Gaussian processes for probabilistic programming
    • [stat.ME]A Simple Weighted Approach for Instrumental Variable Estimation of Marginal Structural Mean Models
    • [stat.ME]A Tree-based Semi-Varying Coefficient Model for the COM-Poisson Distribution
    • [stat.ME]Estimating the Lasso’s Effective Noise
    • [stat.ME]High-dimensional macroeconomic forecasting using message passing algorithms
    • [stat.ME]Selected Topics in Statistical Computing
    • [stat.ME]Semiparametric time series models driven by latent factor
    • [stat.ME]Shortcomings of transfer entropy and partial transfer entropy: Extending them to escape the curse of dimensionality
    • [stat.ML]A Causal Modeling Framework with Stochastic Confounders
    • [stat.ML]Robust subgaussian estimation with VC-dimension
    • [stat.ML]Sensor selection on graphs via data-driven node sub-sampling in network time series

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    • [cs.AI]Belief functions induced by random fuzzy sets: Application to statistical inference
    Thierry Denoeux
    http://arxiv.org/abs/2004.11638v1

    • [cs.AI]CQE in Description Logics Through Instance Indistinguishability (extended version)
    Gianluca Cima, Domenico Lembo, Riccardo Rosati, Domenico Fabio Savo
    http://arxiv.org/abs/2004.11870v1

    • [cs.AI]Impact of different belief facets on agents’ decision — a refined cognitive architecture
    Amir Hosein Afshar Sedigh, Martin K. Purvis, Bastin Tony Roy Savarimuthu, Christopher K Frantz, Maryam A. Purvis
    http://arxiv.org/abs/2004.11858v1

    • [cs.AI]Molecular Inverse-Design Platform for Material Industries
    Seiji Takeda, Toshiyuki Hama, Hsiang-Han Hsu, Victoria A. Piunova, Dmitry Zubarev, Daniel P. Sanders, Jed W. Pitera, Makoto Kogoh, Takumi Hongo, Yenwei Cheng, Wolf Bocanett, Hideaki Nakashika, Akihiro Fujita, Yuta Tsuchiya, Katsuhiko Hino, Kentaro Yano, Shuichi Hirose, Hiroki Toda, Yasumitsu Orii, Daiju Nakano
    http://arxiv.org/abs/2004.11521v1

    • [cs.CC]Robust testing of low-dimensional functions
    Anindya De, Elchanan Mossel, Joe Neeman
    http://arxiv.org/abs/2004.11642v1

    • [cs.CL]A Gamma-Poisson Mixture Topic Model for Short Text
    Jocelyn Mazarura, Alta de Waal, Pieter de Villiers
    http://arxiv.org/abs/2004.11464v1

    • [cs.CL]A Tool for Facilitating OCR Postediting in Historical Documents
    Alberto Poncelas, Mohammad Aboomar, Jan Buts, James Hadley, Andy Way
    http://arxiv.org/abs/2004.11471v1

    • [cs.CL]Coach: A Coarse-to-Fine Approach for Cross-domain Slot Filling
    Zihan Liu, Genta Indra Winata, Peng Xu, Pascale Fung
    http://arxiv.org/abs/2004.11727v1

    • [cs.CL]Customization and modifications of SignWriting by LIS users
    Claudia S. Bianchini, Fabrizio Borgia, Margherita Castelli
    http://arxiv.org/abs/2004.11583v1

    • [cs.CL]Event-QA: A Dataset for Event-Centric Question Answering over Knowledge Graphs
    Tarcísio Souza Costa, Simon Gottschalk, Elena Demidova
    http://arxiv.org/abs/2004.11861v1

    • [cs.CL]Exploring Explainable Selection to Control Abstractive Generation
    Wang Haonan, Gao Yang, Bai Yu, Mirella Lapata, Huang Heyan
    http://arxiv.org/abs/2004.11779v1

    • [cs.CL]FLAT: Chinese NER Using Flat-Lattice Transformer
    Xiaonan Li, Hang Yan, Xipeng Qiu, Xuanjing Huang
    http://arxiv.org/abs/2004.11795v1

    • [cs.CL]G-DAUG: Generative Data Augmentation for Commonsense Reasoning
    Yiben Yang, Chaitanya Malaviya, Jared Fernandez, Swabha Swayamdipta, Ronan Le Bras, Ji-Ping Wang, Chandra Bhagavatula, Yejin Choi, Doug Downey
    http://arxiv.org/abs/2004.11546v1

    • [cs.CL]GCAN: Graph-aware Co-Attention Networks for Explainable Fake News Detection on Social Media
    Yi-Ju Lu, Cheng-Te Li
    http://arxiv.org/abs/2004.11648v1

    • [cs.CL]Improving Massively Multilingual Neural Machine Translation and Zero-Shot Translation
    Biao Zhang, Philip Williams, Ivan Titov, Rico Sennrich
    http://arxiv.org/abs/2004.11867v1

    • [cs.CL]Learning the grammar of prescription: recurrent neural network grammars for medication information extraction in clinical texts
    Ivan Lerner, Jordan Jouffroy, Anita Burgun, Antoine Neuraz
    http://arxiv.org/abs/2004.11622v1

    • [cs.CL]Lite Transformer with Long-Short Range Attention
    Zhanghao Wu, Zhijian Liu, Ji Lin, Yujun Lin, Song Han
    http://arxiv.org/abs/2004.11886v1

    • [cs.CL]Multiple Segmentations of Thai Sentences for Neural Machine Translation
    Alberto Poncelas, Wichaya Pidchamook, Chao-Hong Liu, James Hadley, Andy Way
    http://arxiv.org/abs/2004.11472v1

    • [cs.CL]On Sparsifying Encoder Outputs in Sequence-to-Sequence Models
    Biao Zhang, Ivan Titov, Rico Sennrich
    http://arxiv.org/abs/2004.11854v1

    • [cs.CL]Probabilistically Masked Language Model Capable of Autoregressive Generation in Arbitrary Word Order
    Yi Liao, Xin Jiang, Qun Liu
    http://arxiv.org/abs/2004.11579v1

    • [cs.CL]ST$^2$: Small-data Text Style Transfer via Multi-task Meta-Learning
    Xiwen Chen, Kenny Q. Zhu
    http://arxiv.org/abs/2004.11742v1

    • [cs.CL]Template-Based Question Generation from Retrieved Sentences for Improved Unsupervised Question Answering
    Alexander R. Fabbri, Patrick Ng, Zhiguo Wang, Ramesh Nallapati, Bing Xiang
    http://arxiv.org/abs/2004.11892v1

    • [cs.CL]Transliteration of Judeo-Arabic Texts into Arabic Script Using Recurrent Neural Networks
    Nachum Dershowitz, Ori Terner
    http://arxiv.org/abs/2004.11405v1

    • [cs.CL]UHH-LT & LT2 at SemEval-2020 Task 12: Fine-Tuning of Pre-Trained Transformer Networks for Offensive Language Detection
    Gregor Wiedemann, Seid Muhie Yimam, Chris Biemann
    http://arxiv.org/abs/2004.11493v1

    • [cs.CR]Benefits and Pitfalls of Using Capture the Flag Games in University Courses
    Jan Vykopal, Valdemar Švábenský, Ee-Chien Chang
    http://arxiv.org/abs/2004.11556v1

    • [cs.CR]Having our omic cake and eating it too: Evaluating User Response to using Blockchain Technology for Private & Secure Health Data Management and Sharing
    Victoria L. Lemieux, Darra Hofman, Hoda Hamouda, Danielle Batista, Ravneet Kaur, Wen Pan, Ian Costanzo, Dean Regier, Samantha Pollard, Deirdre Weymann, Rob Fraser
    http://arxiv.org/abs/2004.11502v1

    • [cs.CR]Why an Android App is Classified as Malware? Towards Malware Classification Interpretation
    Bozhi Wu, Sen Chen, Cuiyun Gao, Lingling Fan, Yang Liu, Weiping Wen, Michael Lyu
    http://arxiv.org/abs/2004.11516v1

    • [cs.CV]A Survey on Visual Sentiment Analysis
    Alessandro Ortis, Giovanni Maria Farinella, Sebastiano Battiato
    http://arxiv.org/abs/2004.11639v1

    • [cs.CV]A Systematic Search over Deep Convolutional Neural Network Architectures for Screening Chest Radiographs
    Arka Mitra, Arunava Chakravarty, Nirmalya Ghosh, Tandra Sarkar, Ramanathan Sethuraman, Debdoot Sheet
    http://arxiv.org/abs/2004.11693v1

    • [cs.CV]A Two-Stage Multiple Instance Learning Framework for the Detection of Breast Cancer in Mammograms
    Sarath Chandra K, Arunava Chakravarty, Nirmalya Ghosh, Tandra Sarkar, Ramanathan Sethuraman, Debdoot Sheet
    http://arxiv.org/abs/2004.11726v1

    • [cs.CV]Any Motion Detector: Learning Class-agnostic Scene Dynamics from a Sequence of LiDAR Point Clouds
    Artem Filatov, Andrey Rykov, Viacheslav Murashkin
    http://arxiv.org/abs/2004.11647v1

    • [cs.CV]DFUC2020: Analysis Towards Diabetic Foot Ulcer Detection
    Bill Cassidy, Neil D. Reeves, Pappachan Joseph, David Gillespie, Claire O’Shea, Satyan Rajbhandari, Arun G. Maiya, Eibe Frank, Andrew Boulton, David Armstrong, Bijan Najafi, Justina Wu, Moi Hoon Yap
    http://arxiv.org/abs/2004.11853v1

    • [cs.CV]DPDist : Comparing Point Clouds Using Deep Point Cloud Distance
    Dahlia Urbach, Yizhak Ben-Shabat, Michael Lindenbaum
    http://arxiv.org/abs/2004.11784v1

    • [cs.CV]Deep 3D Portrait from a Single Image
    Sicheng Xu, Jiaolong Yang, Dong Chen, Fang Wen, Yu Deng, Yunde Jia, Xin Tong
    http://arxiv.org/abs/2004.11598v1

    • [cs.CV]Deep Global Registration
    Christopher Choy, Wei Dong, Vladlen Koltun
    http://arxiv.org/abs/2004.11540v1

    • [cs.CV]Deep Interleaved Network for Image Super-Resolution With Asymmetric Co-Attention
    Feng Li, Runming Cong, Huihui Bai, Yifan He
    http://arxiv.org/abs/2004.11814v1

    • [cs.CV]Detecting Unsigned Physical Road Incidents from Driver-View Images
    Alex Levering, Martin Tomko, Devis Tuia, Kourosh Khoshelham
    http://arxiv.org/abs/2004.11824v1

    • [cs.CV]Disentangled and Controllable Face Image Generation via 3D Imitative-Contrastive Learning
    Yu Deng, Jiaolong Yang, Dong Chen, Fang Wen, Xin Tong
    http://arxiv.org/abs/2004.11660v1

    • [cs.CV]Dynamic Sampling for Deep Metric Learning
    Chang-Hui Liang, Wan-Lei Zhao, Run-Qing Chen
    http://arxiv.org/abs/2004.11624v1

    • [cs.CV]GAPS: Generator for Automatic Polynomial Solvers
    Bo Li, Viktor Larsson
    http://arxiv.org/abs/2004.11765v1

    • [cs.CV]Learning Decision Ensemble using a Graph Neural Network for Comorbidity Aware Chest Radiograph Screening
    Arunava Chakravarty, Tandra Sarkar, Nirmalya Ghosh, Ramanathan Sethuraman, Debdoot Sheet
    http://arxiv.org/abs/2004.11721v1

    • [cs.CV]Learning Gaussian Maps for Dense Object Detection
    Sonaal Kant
    http://arxiv.org/abs/2004.11855v1

    • [cs.CV]Low-latency hand gesture recognition with a low resolution thermal imager
    Maarten Vandersteegen, Wouter Reusen, Kristof Van Beeck Toon Goedeme
    http://arxiv.org/abs/2004.11623v1

    • [cs.CV]PipeNet: Selective Modal Pipeline of Fusion Network for Multi-Modal Face Anti-Spoofing
    Qing Yang, Xia Zhu, Jong-Kae Fwu, Yun Ye, Ganmei You, Yuan Zhu
    http://arxiv.org/abs/2004.11744v1

    • [cs.CV]Quantization of Deep Neural Networks for Accumulator-constrained Processors
    Barry de Bruin, Zoran Zivkovic, Henk Corporaal
    http://arxiv.org/abs/2004.11783v1

    • [cs.CV]Revisiting Modulated Convolutions for Visual Counting and Beyond
    Duy-Kien Nguyen, Vedanuj Goswami, Xinlei Chen
    http://arxiv.org/abs/2004.11883v1

    • [cs.CV]Systematic Evaluation of Backdoor Data Poisoning Attacks on Image Classifiers
    Loc Truong, Chace Jones, Brian Hutchinson, Andrew August, Brenda Praggastis, Robert Jasper, Nicole Nichols, Aaron Tuor
    http://arxiv.org/abs/2004.11514v1

    • [cs.CV]Ultra Fast Structure-aware Deep Lane Detection
    Zequn Qin, Huanyu Wang, Xi Li
    http://arxiv.org/abs/2004.11757v1

    • [cs.CV]Understanding when spatial transformer networks do not support invariance, and what to do about it
    Lukas Finnveden, Ylva Jansson, Tony Lindeberg
    http://arxiv.org/abs/2004.11678v1

    • [cs.CV]Vision based hardware-software real-time control system for autonomous landing of an UAV
    Krzysztof Blachut, Hubert Szolc, Mateusz Wasala, Tomasz Kryjak, Marek Gorgon
    http://arxiv.org/abs/2004.11612v1

    • [cs.CY]Cyber Security Behaviour In Organisations
    Amy Ertan, Georgia Crossland, Claude Heath, David Denny, Rikke Jensen
    http://arxiv.org/abs/2004.11768v1

    • [cs.CY]Investigating similarities and differences between South African and Sierra Leonean school outcomes using Machine Learning
    Henry Wandera, Vukosi Marivate, David Sengeh
    http://arxiv.org/abs/2004.11369v1

    • [cs.CY]Pill Identification using a Mobile Phone App for Assessing Medication Adherence and Post-Market Drug Surveillance
    david Prokop, Joseph Babigumira, Ashleigh Lewis
    http://arxiv.org/abs/2004.11479v1

    • [cs.CY]Predicted by Orwell: A discourse on the gradual shift in electronic surveillance law
    Scott McLachlan
    http://arxiv.org/abs/2004.11594v1

    • [cs.CY]Responsible AI and Its Stakeholders
    Gabriel Lima, Meeyoung Cha
    http://arxiv.org/abs/2004.11434v1

    • [cs.CY]Simulating and Evaluating Rebalancing Strategies for Dockless Bike-Sharing Systems
    Damian Barabonkov, Samantha D’Alonzo, Joseph Pierre, Daniel Kondor, Xiaohu Zhang, Mai Anh Tien
    http://arxiv.org/abs/2004.11565v1

    • [cs.CY]Social Interactions or Business Transactions? What customer reviews disclose about Airbnb marketplace
    Giovanni Quattrone, Antonino Nocera, Licia Capra, Daniele Quercia
    http://arxiv.org/abs/2004.11604v1

    • [cs.DC]A Survey on Edge Benchmarking
    Blesson Varghese, Nan Wang, David Bermbach, Cheol-Ho Hong, Eyal de Lara, Weisong Shi, Christopher Stewart
    http://arxiv.org/abs/2004.11725v1

    • [cs.DC]Cloud Deployment Tradeoffs for the Analysis of Spatially-Distributed Systems of Internet-of-Things
    Christos Tsigkanos, Martin Garriga, Luciano Baresi, Carlo Ghezzi
    http://arxiv.org/abs/2004.11428v1

    • [cs.DC]Efficient Dispersion on an Anonymous Ring in the Presence of Byzantine Robots
    Anisur Rahaman Molla, Kaushik Mondal, William K. Moses Jr
    http://arxiv.org/abs/2004.11439v1

    • [cs.DC]Enabling Big Data Analytics at Manufacturing Fields of Farplas Automotive
    Ozgun Akin, Halil Faruk Deniz, Dogukan Nefis, Alp Kiziltan, Altan Cakir
    http://arxiv.org/abs/2004.11682v1

    • [cs.DC]Evaluating FPGA Accelerator Performance with a Parameterized OpenCL Adaptation of the HPCChallenge Benchmark Suite
    Marius Meyer, Tobias Kenter, Christian Plessl
    http://arxiv.org/abs/2004.11059v2

    • [cs.DC]High performance SIMD modular arithmetic for polynomial evaluation
    Pierre Fortin, Ambroise Fleury, François Lemaire, Michael Monagan
    http://arxiv.org/abs/2004.11571v1

    • [cs.DC]Revenue Maximization Approaches in IaaS Clouds: Research Challenges and Opportunities
    Afzal Badshah, Anwar Ghani, Ali Daud, Anthony Theodore Chronopoulos, Ateeqa Jalal
    http://arxiv.org/abs/2004.11707v1

    • [cs.DS]Optimal group testing under real world restrictions
    Oliver Gebhard, Max Hahn-Klimroth, Olaf Parczyk, Manuel Penschuck, Maurice Rolvien
    http://arxiv.org/abs/2004.11860v1

    • [cs.GR]Deep Feature-preserving Normal Estimation for Point Cloud Filtering
    Dening Lu, Xuequan Lu, Yangxing Sun, Jun Wang
    http://arxiv.org/abs/2004.11563v1

    • [cs.GT]Jealousy-freeness and other common properties in Fair Division of Mixed Manna
    Martin Aleksandrov
    http://arxiv.org/abs/2004.11469v1

    • [cs.HC]Human Factors in Model Interpretability: Industry Practices, Challenges, and Needs
    Sungsoo Ray Hong, Jessica Hullman, Enrico Bertini
    http://arxiv.org/abs/2004.11440v1

    • [cs.HC]TeamTat: a collaborative text annotation tool
    Rezarta Islamaj, Dongseop Kwon, Sun Kim, Zhiyong Lu
    http://arxiv.org/abs/2004.11894v1

    • [cs.IR]Contextualized Graph Attention Network for Recommendation with Item Knowledge Graph
    Susen Yang, Yong Liu, Yonghui Xu, Chunyan Miao, Min Wu, Juyong Zhang
    http://arxiv.org/abs/2004.11529v1

    • [cs.IR]Deep Sentiment Classification and Topic Discovery on Novel Coronavirus or COVID-19 Online Discussions: NLP Using LSTM Recurrent Neural Network Approach
    Hamed Jelodar, Yongli Wang, Rita Orji, Hucheng Huang
    http://arxiv.org/abs/2004.11695v1

    • [cs.IR]Learning Hierarchical Review Graph Representation for Recommendation
    Susen Yang, Yong Liu, Yinan Zhang, Chunyan Miao, Zaiqing Nie, Juyong Zhang
    http://arxiv.org/abs/2004.11588v1

    • [cs.IR]Learning Term Discrimination
    Jibril Frej, Phillipe Mulhem, Didier Schwab, Jean-Pierre Chevallet
    http://arxiv.org/abs/2004.11759v1

    • [cs.IT]Deep Learning Based Packet Detection and Carrier Frequency Offset Estimation in IEEE 802.11ah
    Vukan Ninkovic, Dejan Vukobratovic, Aleksandar Valka, Dejan Dumic
    http://arxiv.org/abs/2004.11716v1

    • [cs.IT]Downlink Spectral Efficiency of Cell-Free Massive MIMO Systems with Multi-antenna Users
    Trang C. Mai, Hien Quoc Ngo, Trung Q. Duong
    http://arxiv.org/abs/2004.11833v1

    • [cs.IT]Hardware Impairments Aware Full-Duplex NOMA Networks Over Rician Fading Channels
    Chao Deng, Meng Liu, Xingwang Li, Yuanwei Liu
    http://arxiv.org/abs/2004.11750v1

    • [cs.IT]Hybrid Combining of Directional Antennas for Periodic Broadcast V2V Communication
    Chouaib Bencheikh Lehocine, Erik G. Ström, Fredrik Brännström
    http://arxiv.org/abs/2004.11672v1

    • [cs.IT]Investigations on $c$-Boomerang Uniformity and Perfect Nonlinearity
    Pantelimon Stanica
    http://arxiv.org/abs/2004.11859v1

    • [cs.IT]Recent Advancements in Defected Ground Structure Based Near-Field Wireless Power Transfer Systems
    Kassen Dautov, Mohammad Hashmi, Galymzhan Nauryzbayev, M. Nasimuddin
    http://arxiv.org/abs/2004.11673v1

    • [cs.LG]A Review of Privacy Preserving Federated Learning for Private IoT Analytics
    Christopher Briggs, Zhong Fan, Peter Andras
    http://arxiv.org/abs/2004.11794v1

    • [cs.LG]A survey on domain adaptation theory
    Ievgen Redko, Emilie Morvant, Amaury Habrard, Marc Sebban, Younès Bennani
    http://arxiv.org/abs/2004.11829v1

    • [cs.LG]Adversarial Machine Learning: An Interpretation Perspective
    Ninghao Liu, Mengnan Du, Xia Hu
    http://arxiv.org/abs/2004.11488v1

    • [cs.LG]Automatic low-bit hybrid quantization of neural networks through meta learning
    Tao Wang, Junsong Wang, Chang Xu, Chao Xue
    http://arxiv.org/abs/2004.11506v1

    • [cs.LG]Concept Drift Detection via Equal Intensity k-means Space Partitioning
    Anjin Liu Jie Lu Guangquan Zhang
    http://arxiv.org/abs/2004.11587v1

    • [cs.LG]Convolution-Weight-Distribution Assumption: Rethinking the Criteria of Channel Pruning
    Zhongzhan Huang, Xinjiang Wang, Ping Luo
    http://arxiv.org/abs/2004.11627v1

    • [cs.LG]Differential Network Learning Beyond Data Samples
    Arshdeep Sekhon, Beilun Wang, Zhe Wang, Yanjun Qi
    http://arxiv.org/abs/2004.11494v1

    • [cs.LG]Divide-and-Conquer Monte Carlo Tree Search For Goal-Directed Planning
    Giambattista Parascandolo, Lars Buesing, Josh Merel, Leonard Hasenclever, John Aslanides, Jessica B. Hamrick, Nicolas Heess, Alexander Neitz, Theophane Weber
    http://arxiv.org/abs/2004.11410v1

    • [cs.LG]Dropout as an Implicit Gating Mechanism For Continual Learning
    Seyed-Iman Mirzadeh, Mehrdad Farajtabar, Hassan Ghasemzadeh
    http://arxiv.org/abs/2004.11545v1

    • [cs.LG]Efficient Neural Architecture for Text-to-Image Synthesis
    Douglas M. Souza, Jônatas Wehrmann, Duncan D. Ruiz
    http://arxiv.org/abs/2004.11437v1

    • [cs.LG]Evolution of Q Values for Deep Q Learning in Stable Baselines
    Matthew Andrews, Cemil Dibek, Karina Palyutina
    http://arxiv.org/abs/2004.11766v1

    • [cs.LG]Federated learning with hierarchical clustering of local updates to improve training on non-IID data
    Christopher Briggs, Zhong Fan, Peter Andras
    http://arxiv.org/abs/2004.11791v1

    • [cs.LG]How to find a unicorn: a novel model-free, unsupervised anomaly detection method for time series
    Zsigmond Benkő, Tamás Bábel, Zoltán Somogyvári
    http://arxiv.org/abs/2004.11468v1

    • [cs.LG]Non-Exhaustive, Overlapping Co-Clustering: An Extended Analysis
    Joyce Jiyoung Whang, Inderjit S. Dhillon
    http://arxiv.org/abs/2004.11530v1

    • [cs.LG]Self-Organized Operational Neural Networks with Generative Neurons
    Serkan Kiranyaz, Junaid Malik, Habib Ben Abdallah, Turker Ince, Alexandros Iosifidis, Moncef Gabbouj
    http://arxiv.org/abs/2004.11778v1

    • [cs.LG]Self-Paced Deep Reinforcement Learning
    Pascal Klink, Carlo D’Eramo, Jan Peters, Joni Pajarinen
    http://arxiv.org/abs/2004.11812v1

    • [cs.LG]Target specific mining of COVID-19 scholarly articles using one-class approach
    Sanjay Kumar Sonbhadra, Sonali Agarwal, P. Nagabhushan
    http://arxiv.org/abs/2004.11706v1

    • [cs.MM]Upgrading the Newsroom: An Automated Image Selection System for News Articles
    Fangyu Liu, Rémi Lebret, Didier Orel, Philippe Sordet, Karl Aberer
    http://arxiv.org/abs/2004.11449v1

    • [cs.NE]Proving $μ>1$
    Laurent Meunier, Yann Chevaleyre, Jeremy Rapin, Clément Royer, Olivier Teytaud
    http://arxiv.org/abs/2004.11685v1

    • [cs.NE]Variance Reduction for Better Sampling in Continuous Domains
    Laurent Meunier, Carola Doerr, Jeremy Rapin, Olivier Teytaud
    http://arxiv.org/abs/2004.11687v1

    • [cs.PF]Age of Information for Single Buffer Systems with Vacation Server
    Jin Xu, I-Hong Hou, Natarajan Gautam
    http://arxiv.org/abs/2004.11847v1

    • [cs.RO]Continuous Deep Hierarchical Reinforcement Learning for Ground-Air Swarm Shepherding
    Hung The Nguyen, Tung Nguyen, Vu Phi Tran, Matthew Garratt, Kathryn Kasmarik, Sreenatha Anavatti, Michael Barlow, Hussein A. Abbass
    http://arxiv.org/abs/2004.11543v1

    • [cs.RO]Guided Dyna-Q for Mobile Robot Exploration and Navigation
    Yohei Hayamizu, Saeid Amiri, Kishan Chandan, Shiqi Zhang, Keiki Takadama
    http://arxiv.org/abs/2004.11456v1

    • [cs.RO]PBCS : Efficient Exploration and Exploitation Using a Synergy between Reinforcement Learning and Motion Planning
    Guillaume Matheron, Nicolas Perrin, Olivier Sigaud
    http://arxiv.org/abs/2004.11667v1

    • [cs.RO]YCB-M: A Multi-Camera RGB-D Dataset for Object Recognition and 6DoF Pose Estimation
    Till Grenzdörffer, Martin Günther, Joachim Hertzberg
    http://arxiv.org/abs/2004.11657v1

    • [cs.SD]End-to-end speech-to-dialog-act recognition
    Viet-Trung Dang, Tianyu Zhao, Sei Ueno, Hirofumi Inaguma, Tatsuya Kawahara
    http://arxiv.org/abs/2004.11419v1

    • [cs.SE]Towards Characterizing Adversarial Defects of Deep Learning Software from the Lens of Uncertainty
    Xiyue Zhang, Xiaofei Xie, Lei Ma, Xiaoning Du, Qiang Hu, Yang Liu, Jianjun Zhao, Meng Sun
    http://arxiv.org/abs/2004.11573v1

    • [cs.SI]Assortative-Constrained Stochastic Block Models
    Daniel Gribel, Thibaut Vidal, Michel Gendreau
    http://arxiv.org/abs/2004.11890v1

    • [cs.SI]Characterising User Content on a Multi-lingual Social Network
    Pushkal Agarwal, Kiran Garimella, Sagar Joglekar, Nishanth Sastry, Gareth Tyson
    http://arxiv.org/abs/2004.11480v1

    • [cs.SI]Chronnet: a network-based model for spatiotemporal data analysis
    Leonardo N. Ferreira, Didier A. Vega-Oliveros, Moshe Cotacallapa, Manoel F. Cardoso, Marcos G. Quiles, Liang Zhao, Elbert E. N. Macau
    http://arxiv.org/abs/2004.11483v1

    • [cs.SI]Improving Recommendation Diversity by Highlighting the ExTrA Fabricated Experts
    Ya-Hui An, Qiang Dong, Quan Yuan, Chao Wang
    http://arxiv.org/abs/2004.11662v1

    • [cs.SI]Mobile phone location data reveal the effect and geographic variation of social distancing on the spread of the COVID-19 epidemic
    Song Gao, Jinmeng Rao, Yuhao Kang, Yunlei Liang, Jake Kruse, Doerte Doepfer, Ajay K. Sethi, Juan Francisco Mandujano Reyes, Jonathan Patz, Brian S. Yandell
    http://arxiv.org/abs/2004.11430v1

    • [cs.SI]Optimal Team Recruitment Strategies for Collaborative Mobile Crowdsourcing Systems
    Aymen Hamrouni, Hakim Ghazzai, Turki Alelyani, Yehia Massoud
    http://arxiv.org/abs/2004.11512v1

    • [cs.SI]TeleCrowd: A Crowdsourcing Approach to Create Informal to Formal Text Corpora
    Vahid Masoumi, Mostafa Salehi, Hadi Veisi, Golnoush Haddadian, Vahid Ranjbar, Mahsa Sahebdel
    http://arxiv.org/abs/2004.11771v1

    • [cs.SI]War of the Hashtags: Trending New Hashtags to Override Critical Topics in Social Media
    Debashmita Poddar
    http://arxiv.org/abs/2004.11451v1

    • [econ.EM]Methods for Individual Treatment Assignment: An Application and Comparison for Playlist Generation
    Carlos Fernandez, Foster Provost, Jesse Anderton, Benjamin Carterette, Praveen Chandar
    http://arxiv.org/abs/2004.11532v1

    • [econ.GN]Environmental Economics and Uncertainty: Review and a Machine Learning Outlook
    Ruda Zhang, Patrick Wingo, Rodrigo Duran, Kelly Rose, Jennifer Bauer, Roger Ghanem
    http://arxiv.org/abs/2004.11780v1

    • [eess.IV]A Review of an Old Dilemma: Demosaicking First, or Denoising First?
    Qiyu Jin, Gabriele Facciolo, Jean-Michel Morel
    http://arxiv.org/abs/2004.11577v1

    • [eess.IV]Optic disc and fovea localisation in ultra-widefield scanning laser ophthalmoscope images captured in multiple modalities
    Peter Robert Wakeford, Enrico Pellegrini, Gavin Robertson, Michael Verhoek, Alan Duncan Fleming, Jano van Hemert, Ik Siong Heng
    http://arxiv.org/abs/2004.11691v1

    • [eess.SP]Q-EEGNet: an Energy-Efficient 8-bit Quantized Parallel EEGNet Implementation for Edge Motor-Imagery Brain—Machine Interfaces
    Tibor Schneider, Xiaying Wang, Michael Hersche, Lukas Cavigelli, Luca Benini
    http://arxiv.org/abs/2004.11690v1

    • [eess.SP]Robust Transmission Design for Intelligent Reflecting Surface Aided Secure Communication Systems with Imperfect Cascaded CSI
    Sheng Hong, Cunhua Pan, Hong Ren, Kezhi Wang, Kok Keong Chai, Arumugam Nallanathan
    http://arxiv.org/abs/2004.11580v1

    • [eess.SP]Sparse Array Selection Across Arbitrary Sensor Geometries with Deep Transfer Learning
    Ahmet M. Elbir, Kumar Vijay Mishra
    http://arxiv.org/abs/2004.11637v1

    • [eess.SY]Constrained Physics-Informed Deep Learning for Stable System Identification and Control of Unknown Linear Systems
    Jan Drgona, Aaron Tuor, Draguna Vrabie
    http://arxiv.org/abs/2004.11184v2

    • [eess.SY]Decentralized linear quadratic systems with major and minor agents and non-Gaussian noise
    Mohammad Afshari, Aditya Mahajan
    http://arxiv.org/abs/2004.11856v1

    • [math.OC]Nonconvex penalization for sparse neural networks
    Konstantin Pieper, Armenak Petrosyan
    http://arxiv.org/abs/2004.11515v1

    • [math.OC]Primal and Dual Prediction-Correction Methods for Time-Varying Convex Optimization
    Nicola Bastianello, Andrea Simonetto, Ruggero Carli
    http://arxiv.org/abs/2004.11709v1

    • [math.ST]Dependence uncertainty bounds for the energy score and the multivariate Gini mean difference
    Carole Bernard, Alfred Müller
    http://arxiv.org/abs/2004.11770v1

    • [math.ST]Fiducial Symmetry in Action
    Gunnar Taraldsen
    http://arxiv.org/abs/2004.11878v1

    • [math.ST]The Generalized Oaxaca-Blinder Estimator
    Kevin Guo, Guillaume Basse
    http://arxiv.org/abs/2004.11615v1

    • [physics.soc-ph]Investigating the Relationship between Freeway Rear-end Crash Rates and Macroscopically Modelled Reaction Time
    Ishtiak Ahmed, Billy Williams, M. Shoaib Samandar, Gyounghoon Chun
    http://arxiv.org/abs/2004.11422v1

    • [q-bio.NC]The Two Kinds of Free Energy and the Bayesian Revolution
    Sebastian Gottwald, Daniel A. Braun
    http://arxiv.org/abs/2004.11763v1

    • [q-bio.PE]Evaluation of Pool-based Testing Approaches to Enable Population-wide Screening for COVID-19
    Timo de Wolff, Dirk Pflüger, Michael Rehme, Janin Heuer, Martin-Immanuel Bittner
    http://arxiv.org/abs/2004.11851v1

    • [stat.AP]A Bayesian Multilevel Random-Effects Model for Estimating Noise in Image Sensors
    Gabriel Riutort-Mayol, Virgilio Gómez-Rubio, Ángel Marqués-Mateu, José Luis Lerma, Antonio López-Quílez
    http://arxiv.org/abs/2004.11849v1

    • [stat.CO]Practical Hilbert space approximate Bayesian Gaussian processes for probabilistic programming
    Gabriel Riutort-Mayol, Paul-Christian Bürkner, Michael R. Andersen, Arno Solin, Aki Vehtari
    http://arxiv.org/abs/2004.11408v1

    • [stat.ME]A Simple Weighted Approach for Instrumental Variable Estimation of Marginal Structural Mean Models
    Haben Michael, Yifan Cui, Eric Tchetgen Tchetgen
    http://arxiv.org/abs/2004.11769v1

    • [stat.ME]A Tree-based Semi-Varying Coefficient Model for the COM-Poisson Distribution
    Suneel Babu Chatla, Galit Shmueli
    http://arxiv.org/abs/2004.11810v1

    • [stat.ME]Estimating the Lasso’s Effective Noise
    Johannes Lederer, Michael Vogt
    http://arxiv.org/abs/2004.11554v1

    • [stat.ME]High-dimensional macroeconomic forecasting using message passing algorithms
    Dimitris Korobilis
    http://arxiv.org/abs/2004.11485v1

    • [stat.ME]Selected Topics in Statistical Computing
    Suneel Babu Chatla, Chun-houh Chen, Galit Shmueli
    http://arxiv.org/abs/2004.11816v1

    • [stat.ME]Semiparametric time series models driven by latent factor
    Gisele O. Maia, Wagner Barreto-Souza, Fernando S. Bastos, Hernando Ombao
    http://arxiv.org/abs/2004.11470v1

    • [stat.ME]Shortcomings of transfer entropy and partial transfer entropy: Extending them to escape the curse of dimensionality
    Angeliki Papana, Ariadni Papana-Dagiasis, Elsa Siggiridou
    http://arxiv.org/abs/2004.11760v1

    • [stat.ML]A Causal Modeling Framework with Stochastic Confounders
    Thanh Vinh Vo, Pengfei Wei, Wicher Bergsma, Tze-Yun Leong
    http://arxiv.org/abs/2004.11497v1

    • [stat.ML]Robust subgaussian estimation with VC-dimension
    Jules Depersin
    http://arxiv.org/abs/2004.11734v1

    • [stat.ML]Sensor selection on graphs via data-driven node sub-sampling in network time series
    Yiye Jiang, Jérémie Bigot, Sofian Maabout
    http://arxiv.org/abs/2004.11815v1