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Related papers: Efficient Person Search: An Anchor-Free Approach

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Person search aims to simultaneously localize and identify a query person from realistic, uncropped images, which can be regarded as the unified task of pedestrian detection and person re-identification (re-id). Most existing works employ…

Computer Vision and Pattern Recognition · Computer Science 2021-04-30 Yichao Yan , Jinpeng Li , Jie Qin , Song Bai , Shengcai Liao , Li Liu , Fan Zhu , 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

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

Person search aims at localizing and identifying a query person from a gallery of uncropped scene images. Different from person re-identification (re-ID), its performance also depends on the localization accuracy of a pedestrian detector.…

Computer Vision and Pattern Recognition · Computer Science 2019-09-19 Chuchu Han , Jiacheng Ye , Yunshan Zhong , Xin Tan , Chi Zhang , Changxin Gao , Nong Sang

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

We propose an end-to-end one-step person search approach with learnable proposals, named LEAPS. Given a set of sparse and learnable proposals, LEAPS employs a dynamic person search head to directly perform person detection and corresponding…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Zhiqiang Dong , Jiale Cao , Rao Muhammad Anwer , Jin Xie , Fahad Khan , Yanwei Pang

Existing anchor-based and anchor-free object detectors in multi-stage or one-stage pipelines have achieved very promising detection performance. However, they still encounter the design difficulty in hand-crafted 2D anchor definition and…

Computer Vision and Pattern Recognition · Computer Science 2020-05-13 Geng Zhan , Dan Xu , Guo Lu , Wei Wu , Chunhua Shen , Wanli Ouyang

A recent approach for object detection and human pose estimation is to regress bounding boxes or human keypoints from a central point on the object or person. While this center-point regression is simple and efficient, we argue that the…

Computer Vision and Pattern Recognition · Computer Science 2020-08-04 Fangyun Wei , Xiao Sun , Hongyang Li , Jingdong Wang , Stephen Lin

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

Person search aims at jointly solving Person Detection and Person Re-identification (re-ID). Existing works have designed end-to-end networks based on Faster R-CNN. However, due to the parallel structure of Faster R-CNN, the extracted…

Computer Vision and Pattern Recognition · Computer Science 2021-03-19 Zhengjia Li , Duoqian Miao

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

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

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

Object detection has been one of the most active topics in computer vision for the past years. Recent works have mainly focused on pushing the state-of-the-art in the general-purpose COCO benchmark. However, the use of such detection…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Manuel Carranza-García , Pedro Lara-Benítez , Jorge García-Gutiérrez , José C. Riquelme

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

End-to-end person search aims to jointly detect and re-identify a target person in raw scene images with a unified model. The detection task unifies all persons while the re-id task discriminates different identities, resulting in conflict…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Pengcheng Zhang , Xiao Bai , Jin Zheng , Xin Ning

Object detection is a basic but challenging task in computer vision, which plays a key role in a variety of industrial applications. However, object detectors based on deep learning usually require greater storage requirements and longer…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Ying Xin , Guanzhong Wang , Mingyuan Mao , Yuan Feng , Qingqing Dang , Yanjun Ma , Errui Ding , Shumin Han

We propose the first direct end-to-end multi-person pose estimation framework, termed DirectPose. Inspired by recent anchor-free object detectors, which directly regress the two corners of target bounding-boxes, the proposed framework…

Computer Vision and Pattern Recognition · Computer Science 2019-11-26 Zhi Tian , Hao Chen , Chunhua Shen

Video-based person re-identification (Re-ID) aims at matching the video tracklets with cropped video frames for identifying the pedestrians under different cameras. However, there exists severe spatial and temporal misalignment for those…

Computer Vision and Pattern Recognition · Computer Science 2021-09-23 Chih-Ting Liu , Jun-Cheng Chen , Chu-Song Chen , Shao-Yi Chien

Near-field localization is expected to play a crucial role in enabling a plethora of applications under the paradigm of 6G networks. The conventional localization methods rely on complex infrastructure for providing cooperative anchor nodes…

Signal Processing · Electrical Eng. & Systems 2026-05-06 Srikar Sharma Sadhu , Praful D. Mankar , Santosh Nannuru
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