English
Related papers

Related papers: Exploring Visual Context for Weakly Supervised Per…

200 papers

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

State-of-the-art learning based boundary detection methods require extensive training data. Since labelling object boundaries is one of the most expensive types of annotations, there is a need to relax the requirement to carefully annotate…

Computer Vision and Pattern Recognition · Computer Science 2015-11-25 Anna Khoreva , Rodrigo Benenson , Mohamed Omran , Matthias Hein , Bernt Schiele

Weakly supervised person search aims to jointly detect and match persons with only bounding box annotations. Existing approaches typically focus on improving the features by exploring relations of persons. However, scale variation problem…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Benzhi Wang , Yang Yang , Jinlin Wu , Guo-jun Qi , Zhen Lei

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

Person search aims to localize specific a target person from a gallery set of images with various scenes. As the scene of moving pedestrian changes, the captured person image inevitably bring in lots of background noise and foreground noise…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Yimin Jiang , Huibing Wang , Jinjia Peng , Xianping Fu , Yang Wang

The 3D weakly-supervised visual grounding task aims to localize oriented 3D boxes in point clouds based on natural language descriptions without requiring annotations to guide model learning. This setting presents two primary challenges:…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Xiaoqi Li , Jiaming Liu , Nuowei Han , Liang Heng , Yandong Guo , Hao Dong , Yang Liu

Existing person re-identification benchmarks and methods mainly focus on matching cropped pedestrian images between queries and candidates. However, it is different from real-world scenarios where the annotations of pedestrian bounding…

Computer Vision and Pattern Recognition · Computer Science 2017-04-07 Tong Xiao , Shuang Li , Bochao Wang , Liang Lin , Xiaogang Wang

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

Classical person re-identification approaches assume that a person of interest has appeared across different cameras and can be queried by one of the existing images. However, in real-world surveillance scenarios, frequently no visual…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Ammarah Farooq , Muhammad Awais , Fei Yan , Josef Kittler , Ali Akbari , Syed Safwan Khalid

Object localization is an important computer vision problem with a variety of applications. The lack of large scale object-level annotations and the relative abundance of image-level labels makes a compelling case for weak supervision in…

Computer Vision and Pattern Recognition · Computer Science 2016-03-30 Archith J. Bency , Heesung Kwon , Hyungtae Lee , S. Karthikeyan , B. S. Manjunath

Searching persons in large-scale image databases with the query of natural language description has important applications in video surveillance. Existing methods mainly focused on searching persons with image-based or attribute-based…

Computer Vision and Pattern Recognition · Computer Science 2017-03-31 Shuang Li , Tong Xiao , Hongsheng Li , Bolei Zhou , Dayu Yue , Xiaogang Wang

The performance of object detection, to a great extent, depends on the availability of large annotated datasets. To alleviate the annotation cost, the research community has explored a number of ways to exploit unlabeled or weakly labeled…

Computer Vision and Pattern Recognition · Computer Science 2021-05-25 Shijie Fang , Yuhang Cao , Xinjiang Wang , Kai Chen , Dahua Lin , Wayne Zhang

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

Finding target persons in full scene images with a query of text description has important practical applications in intelligent video surveillance.However, different from the real-world scenarios where the bounding boxes are not available,…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Shizhou Zhang , De Cheng , Wenlong Luo , Yinghui Xing , Duo Long , Hao Li , Kai Niu , Guoqiang Liang , Yanning Zhang

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

Fully convolutional networks (FCN) have achieved great success in human parsing in recent years. In conventional human parsing tasks, pixel-level labeling is required for guiding the training, which usually involves enormous human labeling…

Computer Vision and Pattern Recognition · Computer Science 2018-09-17 Zhonghua Wu , Guosheng Lin , Jianfei Cai

We aim to localize objects in images using image-level supervision only. Previous approaches to this problem mainly focus on discriminative object regions and often fail to locate precise object boundaries. We address this problem by…

Computer Vision and Pattern Recognition · Computer Science 2016-09-15 Vadim Kantorov , Maxime Oquab , Minsu Cho , Ivan Laptev

Point annotations are considerably more time-efficient than bounding box annotations. However, how to use cheap point annotations to boost the performance of semi-supervised object detection remains largely unsolved. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Yongtao Ge , Qiang Zhou , Xinlong Wang , Zhibin Wang , Hao Li , Chunhua Shen

The growing popularity of autonomous systems creates a need for reliable and efficient metric pose retrieval algorithms. Currently used approaches tend to rely on nearest neighbor search of binary descriptors to perform the 2D-3D matching…

Robotics · Computer Science 2018-07-16 Marcin Dymczyk , Igor Gilitschenski , Juan Nieto , Simon Lynen , Bernhard Zeisl , Roland Siegwart

Weakly supervised segmentation methods using bounding box annotations focus on obtaining a pixel-level mask from each box containing an object. Existing methods typically depend on a class-agnostic mask generator, which operates on the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-17 Jungbeom Lee , Jihun Yi , Chaehun Shin , Sungroh Yoon