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相关论文: Generalized Inter-class Loss for Gait Recognition

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A major obstacle to achieving global convergence in distributed and federated learning is the misalignment of gradients across clients, or mini-batches due to heterogeneity and stochasticity of the distributed data. In this work, we show…

机器学习 · 计算机科学 2021-12-14 Yatin Dandi , Luis Barba , Martin Jaggi

Background: Deep learning models are typically trained using stochastic gradient descent or one of its variants. These methods update the weights using their gradient, estimated from a small fraction of the training data. It has been…

机器学习 · 统计学 2018-01-03 Elad Hoffer , Itay Hubara , Daniel Soudry

Compared to other biometrics, gait is difficult to conceal and has the advantage of being unobtrusive. Inertial sensors, such as accelerometers and gyroscopes, are often used to capture gait dynamics. These inertial sensors are commonly…

机器学习 · 计算机科学 2020-04-30 Qin Zou , Yanling Wang , Qian Wang , Yi Zhao , Qingquan Li

Gait recognition aims to identify a person at a distance, serving as a promising solution for long-distance and less-cooperation pedestrian recognition. Recently, significant advancements in gait recognition have achieved inspiring success…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Chuanfu Shen , Shiqi Yu , Jilong Wang , George Q. Huang , Liang Wang

Gait recognition is an attractive biometric modality for long-range and contact-free identification, but high-performing gait models often rely on deep and computationally expensive architectures that are difficult to deploy in practice.…

计算机视觉与模式识别 · 计算机科学 2026-04-30 Yuqi Li , Qian Zhou , Huiran Duan , Jingjie Wang , Shunli Zhang , Chuanguang Yang , Guoying Zhao , Yingli Tian

Gait recognition is a rapidly advancing vision technique for person identification from a distance. Prior studies predominantly employed relatively shallow networks to extract subtle gait features, achieving impressive successes in…

计算机视觉与模式识别 · 计算机科学 2024-01-11 Chao Fan , Saihui Hou , Yongzhen Huang , Shiqi Yu

Gait recognition offers a non-intrusive biometric solution by identifying individuals through their walking patterns. Although discriminative models have achieved notable success in this domain, the full potential of generative models…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Haijun Xiong , Bin Feng , Bang Wang , Xinggang Wang , Wenyu Liu

Gait is becoming popular as a method of person re-identification because of its ability to identify people at a distance. However, most current works in gait recognition do not address the practical problem of occlusions. Among those which…

计算机视觉与模式识别 · 计算机科学 2025-07-23 Ayush Gupta , Siyuan Huang , Rama Chellappa

Learning unbiased models on imbalanced datasets is a significant challenge. Rare classes tend to get a concentrated representation in the classification space which hampers the generalization of learned boundaries to new test examples. In…

计算机视觉与模式识别 · 计算机科学 2019-04-11 Salman Khan , Munawar Hayat , Waqas Zamir , Jianbing Shen , Ling Shao

Gait recognition is a term commonly referred to as an identification problem within the Computer Science field. There are a variety of methods and models capable of identifying an individual based on their pattern of ambulatory locomotion.…

机器学习 · 计算机科学 2021-01-01 Ryan C. Saxe , Samantha Kappagoda , David K. A. Mordecai

Graph neural networks have become the standard approach for dealing with learning problems on graphs. Among the different variants of graph neural networks, graph attention networks (GATs) have been applied with great success to different…

机器学习 · 计算机科学 2023-07-18 Michail Chatzianastasis , Giannis Nikolentzos , Michalis Vazirgiannis

Foundation models like CLIP allow zero-shot transfer on various tasks without additional training data. Yet, the zero-shot performance is less competitive than a fully supervised one. Thus, to enhance the performance, fine-tuning and…

计算机视觉与模式识别 · 计算机科学 2026-01-08 Beier Zhu , Kaihua Tang , Qianru Sun , Hanwang Zhang

In recent years, the node classification task in graph neural networks(GNNs) has developed rapidly, driving the development of research in various fields. However, there are a large number of class imbalances in the graph data, and there is…

机器学习 · 计算机科学 2022-10-13 Min Liu , Siwen Jin , Luo Jin , Shuohan Wang , Yu Fang , Yuliang Shi

In many cases, neural network classifiers are likely to be exposed to input data that is outside of their training distribution data. Samples from outside the distribution may be classified as an existing class with high probability by…

机器学习 · 计算机科学 2020-03-24 Guy Amit , Ishai Rosenberg , Moshe Levy , Ron Bitton , Asaf Shabtai , Yuval Elovici

Multi-task learning is a method for improving the generalizability of multiple tasks. In order to perform multiple classification tasks with one neural network model, the losses of each task should be combined. Previous studies have mostly…

机器学习 · 计算机科学 2018-10-03 Myungsu Chae , Tae-Ho Kim , Young Hoon Shin , June-Woo Kim , Soo-Young Lee

\noindent Out-of-distribution (OOD) detection is essential for the safe deployment of machine learning models. Extensive work has focused on devising various scoring functions for detecting OOD samples, while only a few studies focus on…

计算机视觉与模式识别 · 计算机科学 2026-02-25 Yifan Ding , Xixi Liu , Jonas Unger , Gabriel Eilertsen

Gait recognition is to seek correct matches for query individuals by their unique walking patterns. However, current methods focus solely on extracting individual-specific features, overlooking ``interpersonal" relationships. In this paper,…

计算机视觉与模式识别 · 计算机科学 2023-12-06 Jilong Wang , Saihui Hou , Yan Huang , Chunshui Cao , Xu Liu , Yongzhen Huang , Tianzhu Zhang , Liang Wang

Existing gait recognition methods either directly establish Global Feature Representation (GFR) from original gait sequences or generate Local Feature Representation (LFR) from several local parts. However, GFR tends to neglect local…

计算机视觉与模式识别 · 计算机科学 2022-08-03 Beibei Lin , Shunli Zhang , Ming Wang , Lincheng Li , Xin Yu

This paper introduces a generic method which enables to use conventional deep neural networks as end-to-end one-class classifiers. The method is based on splitting given data from one class into two subsets. In one-class classification,…

机器学习 · 计算机科学 2019-09-17 Patrick Schlachter , Yiwen Liao , Bin Yang

One-class learning is the classic problem of fitting a model to the data for which annotations are available only for a single class. In this paper, we explore novel objectives for one-class learning, which we collectively refer to as…

计算机视觉与模式识别 · 计算机科学 2021-06-28 Anoop Cherian , Jue Wang