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Related papers: UPAR: Unified Pedestrian Attribute Recognition and…

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Global feature based Pedestrian Attribute Recognition (PAR) models are often poorly localized when using Grad-CAM for attribute response analysis, which has a significant impact on the interpretability, generalizability and performance.…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Jifeng Shen , Teng Guo , Xin Zuo , Heng Fan , Wankou Yang

Text-based person retrieval aims to identify a target individual from an image gallery using a natural language description. Existing methods primarily focus on appearance-driven cross-modal retrieval, yet face significant challenges due to…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Yingjia Xu , Jinlin Wu , Daming Gao , Zhen Chen , Yang Yang , Min Cao , Mang Ye , Zhen Lei

Radar-based road user classification is an important yet still challenging task towards autonomous driving applications. The resolution of conventional automotive radar sensors results in a sparse data representation which is tough to…

Machine Learning · Computer Science 2019-09-12 Nicolas Scheiner , Nils Appenrodt , Jürgen Dickmann , Bernhard Sick

Person re-identification (re-id) is a critical problem in video analytics applications such as security and surveillance. The public release of several datasets and code for vision algorithms has facilitated rapid progress in this area over…

Computer Vision and Pattern Recognition · Computer Science 2018-02-15 Srikrishna Karanam , Mengran Gou , Ziyan Wu , Angels Rates-Borras , Octavia Camps , Richard J. Radke

Visual appearance-based person retrieval is a challenging problem in surveillance. It uses attributes like height, cloth color, cloth type and gender to describe a human. Such attributes are known as soft biometrics. This paper proposes…

Computer Vision and Pattern Recognition · Computer Science 2019-11-01 Hiren Galiyawala , Mehul S Raval , Shivansh Dave

In video-surveillance, person re-identification is the task of recognising whether an individual has already been observed over a network of cameras. Typically, this is achieved by exploiting the clothing appearance, as classical biometric…

Computer Vision and Pattern Recognition · Computer Science 2013-07-23 Riccardo Satta

Pedestrian attribute recognition in surveillance scenarios is still a challenging task due to the inaccurate localization of specific attributes. In this paper, we propose a novel view-attribute localization method based on attention…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Weichen Chen , Xinyi Yu , Linlin Ou

Person re-identification aims to identify the same pedestrian across non-overlapping camera views. Deep learning techniques have been applied for person re-identification recently, towards learning representation of pedestrian appearance.…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Jiawei Liu , Zheng-Jun Zha , Hongtao Xie , Zhiwei Xiong , Yongdong Zhang

Occlusion processing is a key issue in pedestrian attribute recognition (PAR). Nevertheless, several existing video-based PAR methods have not yet considered occlusion handling in depth. In this paper, we formulate finding non-occluded…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Geonu Lee , Kimin Yun , Jungchan Cho

The growing demand for intelligent environments unleashes an extraordinary cycle of privacy-aware applications that makes individuals' life more comfortable and safe. Examples of these applications include pedestrian tracking systems in…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Masakazu Ohno , Riki Ukyo , Tatsuya Amano , Hamada Rizk , Hirozumi Yamaguchi

Identifying individuals in unconstrained video settings is a valuable yet challenging task in biometric analysis due to variations in appearances, environments, degradations, and occlusions. In this paper, we present ShARc, a multimodal…

Computer Vision and Pattern Recognition · Computer Science 2023-10-25 Haidong Zhu , Wanrong Zheng , Zhaoheng Zheng , Ram Nevatia

To obtain a more comprehensive activity understanding for a crowded scene, in this paper, we propose a new problem of panoramic human activity recognition (PAR), which aims to simultaneous achieve the individual action, social group…

Computer Vision and Pattern Recognition · Computer Science 2022-11-08 Ruize Han , Haomin Yan , Jiacheng Li , Songmiao Wang , Wei Feng , Song Wang

Human-centric Video Anomaly Detection (VAD) aims to identify human behaviors that deviate from normal. At its core, human-centric VAD faces substantial challenges, such as the complexity of diverse human behaviors, the rarity of anomalies,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Armin Danesh Pazho , Shanle Yao , Ghazal Alinezhad Noghre , Babak Rahimi Ardabili , Vinit Katariya , Hamed Tabkhi

Objective: In this paper, we demonstrate the applicability of radar for gait classification with application to home security, medical diagnosis, rehabilitation and assisted living. Aiming at identifying changes in gait patterns based on…

Signal Processing · Electrical Eng. & Systems 2019-02-05 Ann-Kathrin Seifert , Moeness G. Amin , Abdelhak M. Zoubir

Deep learning-based computer vision is usually data-hungry. Many researchers attempt to augment datasets with synthesized data to improve model robustness. However, the augmentation of popular pedestrian datasets, such as Caltech and…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Zhe Chen , Wanli Ouyang , Tongliang Liu , Dacheng Tao

Person re-identification (ReID) suffers from a lack of large-scale high-quality training data due to challenges in data privacy and annotation costs. While previous approaches have explored pedestrian generation for data augmentation, they…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Changxiao Ma , Chao Yuan , Xincheng Shi , Yuzhuo Ma , Yongfei Zhang , Longkun Zhou , Yujia Zhang , Shangze Li , Yifan Xu

In recent years, periocular recognition has been developed as a valuable biometric identification approach, especially in wild environments (for example, masked faces due to COVID-19 pandemic) where facial recognition may not be applicable.…

Computer Vision and Pattern Recognition · Computer Science 2021-11-03 Veeru Talreja , Nasser M. Nasrabadi , Matthew C. Valenti

Visual perception of a person is easily influenced by many factors such as camera parameters, pose and viewpoint variations. These variations make person Re-Identification (ReID) a challenging problem. Nevertheless, human attributes usually…

Computer Vision and Pattern Recognition · Computer Science 2021-08-11 Fariborz Taherkhani , Ali Dabouei , Sobhan Soleymani , Jeremy Dawson , Nasser M. Nasrabadi

The Real Face Dataset is a pedestrian face detection benchmark dataset in the wild, comprising over 11,000 images and over 55,000 detected faces in various ambient conditions. The dataset aims to provide a comprehensive and diverse…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Leonardo Ramos Thomas

Panoramic Activity Recognition (PAR) aims to identify multi-granularity behaviors performed by multiple persons in panoramic scenes, including individual activities, group activities, and global activities. Previous methods 1) heavily rely…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Meiqi Cao , Rui Yan , Xiangbo Shu , Guangzhao Dai , Yazhou Yao , Guo-Sen Xie