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Related papers: Anchor-Free Person Search

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Person search aims to simultaneously localize and identify a query person from realistic, uncropped images. To achieve this goal, state-of-the-art models typically add a re-id branch upon two-stage detectors like Faster R-CNN. Owing to the…

Computer Vision and Pattern Recognition · Computer Science 2021-09-02 Yichao Yan , Jinpeng Li , Jie Qin , Shengcai Liao , Xiaokang Yang

Person re-identification (person re-ID) is mostly viewed as an image retrieval problem. This task aims to search a query person in a large image pool. In practice, person re-ID usually adopts automatic detectors to obtain cropped pedestrian…

Computer Vision and Pattern Recognition · Computer Science 2019-06-24 Zhedong Zheng , Liang Zheng , Yi Yang

Person search in real-world scenarios is a new challenging computer version task with many meaningful applications. The challenge of this task mainly comes from: (1) unavailable bounding boxes for pedestrians and the model needs to search…

Computer Vision and Pattern Recognition · Computer Science 2017-05-17 Jimin Xiao , Yanchun Xie , Tammam Tillo , Kaizhu Huang , Yunchao Wei , Jiashi Feng

Person search aims to search for a target person among multiple images recorded by multiple surveillance cameras, which faces various challenges from both pedestrian detection and person re-identification. Besides the large intra-class…

Computer Vision and Pattern Recognition · Computer Science 2019-08-28 Dingyuan Zheng , Jimin Xiao , Kaizhu Huang , Yao Zhao

Various factors like occlusions, backgrounds, etc., would lead to misaligned detected bounding boxes , e.g., ones covering only portions of human body. This issue is common but overlooked by previous person search works. To alleviate this…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Yingji Zhong , Xiaoyu Wang , Shiliang Zhang

We consider the problem of person search in unconstrained scene images. Existing methods usually focus on improving the person detection accuracy to mitigate negative effects imposed by misalignment, mis-detections, and false alarms…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Xu Lan , Xiatian Zhu , Shaogang Gong

Person search is a challenging task which aims to achieve joint pedestrian detection and person re-identification (ReID). Previous works have made significant advances under fully and weakly supervised settings. However, existing methods…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Junjie Li , Yichao Yan , Guanshuo Wang , Fufu Yu , Qiong Jia , Shouhong Ding

Instance-level alignment is widely exploited for person re-identification, e.g. spatial alignment, latent semantic alignment and triplet alignment. This paper probes another feature alignment modality, namely cluster-level feature alignment…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Qiuyu Chen , Wei Zhang , Jianping Fan

Person search has recently emerged as a challenging task that jointly addresses pedestrian detection and person re-identification. Existing approaches follow a fully supervised setting where both bounding box and identity annotations are…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Yichao Yan , Jinpeng Li , Shengcai Liao , Jie Qin , Bingbing Ni , Xiaokang Yang , Ling Shao

People detection in top-view, fish-eye images is challenging as people in fish-eye images often appear in arbitrary directions and are distorted differently. Due to this unique radial geometry, axis-aligned people detectors often work…

Computer Vision and Pattern Recognition · Computer Science 2022-01-26 Quan Nguyen Minh , Bang Le Van , Can Nguyen , Anh Le , Viet Dung Nguyen

A standard one-stage detector is comprised of two tasks: classification and regression. Anchors of different shapes are introduced for each location in the feature map to mitigate the challenge of regression for multi-scale objects.…

Computer Vision and Pattern Recognition · Computer Science 2020-09-11 Lei Chen , Qi Qian , Hao Li

Person search is to detect all persons and identify the query persons from detected persons in the image without proposals and bounding boxes, which is different from person re-identification. In this paper, we propose a fusing multi-task…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Sulan Zhai , Shunqiang Liu , Xiao Wang , Jin Tang

Multi-camera multiple people tracking has become an increasingly important area of research due to the growing demand for accurate and efficient indoor people tracking systems, particularly in settings such as retail, healthcare centers,…

Computer Vision and Pattern Recognition · Computer Science 2023-06-22 Hsiang-Wei Huang , Cheng-Yen Yang , Zhongyu Jiang , Pyong-Kun Kim , Kyoungoh Lee , Kwangju Kim , Samartha Ramkumar , Chaitanya Mullapudi , In-Su Jang , Chung-I Huang , Jenq-Neng Hwang

The goal of person search is to localize and match query persons from scene images. For high efficiency, one-step methods have been developed to jointly handle the pedestrian detection and identification sub-tasks using a single network.…

Computer Vision and Pattern Recognition · Computer Science 2021-02-23 Chuchu Han , Zhedong Zheng , Changxin Gao , Nong Sang , Yi Yang

Multispectral images consisting of aligned visual-optical (VIS) and thermal infrared (IR) image pairs are well-suited for practical applications like autonomous driving or visual surveillance. Such data can be used to increase the…

Computer Vision and Pattern Recognition · Computer Science 2020-08-21 Alexander Wolpert , Michael Teutsch , M. Saquib Sarfraz , Rainer Stiefelhagen

Most state-of-the-art instance-level human parsing models adopt two-stage anchor-based detectors and, therefore, cannot avoid the heuristic anchor box design and the lack of analysis on a pixel level. To address these two issues, we have…

Computer Vision and Pattern Recognition · Computer Science 2022-09-14 Sanyi Zhang , Xiaochun Cao , Guo-Jun Qi , Zhanjie Song , Jie Zhou

In video surveillance applications, person search is a challenging task consisting in detecting people and extracting features from their silhouette for re-identification (re-ID) purpose. We propose a new end-to-end model that jointly…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Angelique Loesch , Jaonary Rabarisoa , Romaric Audigier

The goal of object detection is to determine the class and location of objects in an image. This paper proposes a novel anchor-free, two-stage framework which first extracts a number of object proposals by finding potential corner keypoint…

Computer Vision and Pattern Recognition · Computer Science 2020-07-29 Kaiwen Duan , Lingxi Xie , Honggang Qi , Song Bai , Qingming Huang , Qi Tian

In this work, we tackle the problem of person search, which is a challenging task consisted of pedestrian detection and person re-identification~(re-ID). Instead of sharing representations in a single joint model, we find that separating…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Di Chen , Shanshan Zhang , Wanli Ouyang , Jian Yang , Ying Tai

Person re-identification aims to match a person's identity across multiple camera streams. Deep neural networks have been successfully applied to the challenging person re-identification task. One remarkable bottleneck is that the existing…

Computer Vision and Pattern Recognition · Computer Science 2018-05-17 Guodong Ding , Shanshan Zhang , Salman Khan , Zhenmin Tang , Jian Zhang , Fatih Porikli
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