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Related papers: Anchor-Free Person Search

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We present a simple and flexible object detection framework optimized for autonomous driving. Building on the observation that point clouds in this application are extremely sparse, we propose a practical pillar-based approach to fix the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Yue Wang , Alireza Fathi , Abhijit Kundu , David Ross , Caroline Pantofaru , Thomas Funkhouser , Justin Solomon

Text-based person retrieval (TPR) is a challenging task that involves retrieving a specific individual based on a textual description. Despite considerable efforts to bridge the gap between vision and language, the significant differences…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Yiwei Ma , Xiaoshuai Sun , Jiayi Ji , Guannan Jiang , Weilin Zhuang , Rongrong Ji

Recently, lane detection has made great progress with the rapid development of deep neural networks and autonomous driving. However, there exist three mainly problems including characterizing lanes, modeling the structural relationship…

Computer Vision and Pattern Recognition · Computer Science 2021-06-11 Jinming Su , Chao Chen , Ke Zhang , Junfeng Luo , Xiaoming Wei , Xiaolin Wei

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

Text-based person search (TBPS) is a problem that gained significant interest within the research community. The task is that of retrieving one or more images of a specific individual based on a textual description. The multi-modal nature…

Computer Vision and Pattern Recognition · Computer Science 2025-03-07 Alex Ergasti , Tomaso Fontanini , Claudio Ferrari , Massimo Bertozzi , Andrea Prati

This paper presents an efficient and scalable framework for Range Filtered Approximate Nearest Neighbors Search (RF-ANNS) over high-dimensional vectors associated with attribute values. Given a query vector $q$ and a range $[l, h]$, RF-ANNS…

Data Structures and Algorithms · Computer Science 2025-06-18 Anqi Liang , Pengcheng Zhang , Bin Yao , Zhongpu Chen , Yitong Song , Guangxu Cheng

Recently, the anchor-free object detection model has shown great potential for accuracy and speed to exceed anchor-based object detection. Therefore, two issues are mainly studied in this article: (1) How to let the backbone network in the…

Computer Vision and Pattern Recognition · Computer Science 2021-05-21 Li Wang , Wei Xiang , Ruhui Xue , Kaida Zou , Laili Zhu

Text-based person re-identification (Re-ID) is a challenging topic in the field of complex multimodal analysis, its ultimate aim is to recognize specific pedestrians by scrutinizing attributes/natural language descriptions. Despite the wide…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Fanzhi Jiang , Su Yang , Mark W. Jones , Liumei Zhang

Person re-identification (reID) aims at retrieving a person from images captured by different cameras. For deep-learning-based reID methods, it has been proved that using local features together with global feature could help to give robust…

Computer Vision and Pattern Recognition · Computer Science 2022-01-11 Zhijun He , Hongbo Zhao , Wenquan Feng

Capturing the diversity of people in images is challenging: recent literature tends to focus on diversifying one or two attributes, requiring expensive attribute labels or building classifiers. We introduce a diverse people image ranking…

Computer Vision and Pattern Recognition · Computer Science 2024-01-26 Hansa Srinivasan , Candice Schumann , Aradhana Sinha , David Madras , Gbolahan Oluwafemi Olanubi , Alex Beutel , Susanna Ricco , Jilin Chen

Occluded person re-identification (ReID) aims to match occluded person images to holistic ones across dis-joint cameras. In this paper, we propose a novel framework by learning high-order relation and topology information for discriminative…

Computer Vision and Pattern Recognition · Computer Science 2020-04-03 Guan'an Wang , Shuo Yang , Huanyu Liu , Zhicheng Wang , Yang Yang , Shuliang Wang , Gang Yu , Erjin Zhou , Jian Sun

RRPN is among the outstanding scene text detection approaches, but the manually-designed anchor and coarse proposal refinement make the performance still far from perfection. In this paper, we propose RRPN++ to exploit the potential of…

Computer Vision and Pattern Recognition · Computer Science 2020-09-29 Jianqi Ma

A major bottleneck of pedestrian detection lies on the sharp performance deterioration in the presence of small-size pedestrians that are relatively far from the camera. Motivated by the observation that pedestrians of disparate spatial…

Computer Vision and Pattern Recognition · Computer Science 2018-05-23 Xiaowei Zhang , Li Cheng , Bo Li , Hai-Miao Hu

Identifying the same individual across different scenes is an important yet difficult task in intelligent video surveillance. Its main difficulty lies in how to preserve similarity of the same person against large appearance and structure…

Computer Vision and Pattern Recognition · Computer Science 2015-12-14 Shengyong Ding , Liang Lin , Guangrun Wang , Hongyang Chao

This paper studies density-based clustering of point sets. These methods use dense regions of points to detect clusters of arbitrary shapes. In particular, we study variants of density peaks clustering, a popular type of algorithm that has…

Data Structures and Algorithms · Computer Science 2025-06-04 Shangdi Yu , Joshua Engels , Yihao Huang , Julian Shun

The Large-Scale Pedestrian Retrieval Competition (LSPRC) mainly focuses on person retrieval which is an important end application in intelligent vision system of surveillance. Person retrieval aims at searching the interested target with…

Computer Vision and Pattern Recognition · Computer Science 2019-03-07 Da Li , Zhang Zhang

Recently, many methods have been proposed for object detection. They cannot detect objects by semantic features, adaptively. In this work, according to channel and spatial attention mechanisms, we mainly analyze that different methods…

Computer Vision and Pattern Recognition · Computer Science 2020-09-30 Qian Li , Nan Guo , Xiaochun Ye , Dongrui Fan , Zhimin Tang

Modern CNN-based object detectors assign anchors for ground-truth objects under the restriction of object-anchor Intersection-over-Unit (IoU). In this study, we propose a learning-to-match approach to break IoU restriction, allowing objects…

Computer Vision and Pattern Recognition · Computer Science 2019-11-13 Xiaosong Zhang , Fang Wan , Chang Liu , Rongrong Ji , Qixiang Ye

Text-based person anomaly search retrieves specific behavioral events from surveillance archives using natural-language queries. Although recent pose-aware methods align geometric structures well, they face a fundamental Pose-Semantic Gap:…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Zequn Xie , Guijin Luo , Chuxin Wang , Sihang Cai , Tao Jin , Zhou Zhao , Yixuan Tang

Visual pedestrian tracking represents a promising research field, with extensive applications in intelligent surveillance, behavior analysis, and human-computer interaction. However, real-world applications face significant occlusion…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Zewei Wu , César Teixeira , Wei Ke , Zhang Xiong
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