English
Related papers

Related papers: Learning Granularity-Unified Representations for T…

200 papers

Person Re-identification (ReID) is a critical computer vision task which aims to match the same person in images or video sequences. Most current works focus on settings where the resolution of images is kept the same. However, the…

Computer Vision and Pattern Recognition · Computer Science 2021-01-19 Ziyue Zhang , Shuai Jiang , Congzhentao Huang , Richard Yi Da Xu

Multimodal Re-Identification (ReID) is a popular retrieval task that aims to re-identify objects across diverse data streams, prompting many researchers to integrate multiple modalities into a unified representation. While such fusion…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Jennifer Crawford , Haoli Yin , Luke McDermott , Daniel Cummings

Single-modal object re-identification (ReID) faces great challenges in maintaining robustness within complex visual scenarios. In contrast, multi-modal object ReID utilizes complementary information from diverse modalities, showing great…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Pingping Zhang , Yuhao Wang , Yang Liu , Zhengzheng Tu , Huchuan Lu

RGB-infrared person re-identification is a challenging task due to the intra-class variations and cross-modality discrepancy. Existing works mainly focus on learning modality-shared global representations by aligning image styles or feature…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Junhui Yin , Zhanyu Ma , Jiyang Xie , Shibo Nie , Kongming Liang , Jun Guo

Cloth-changing person Re-IDentification (Re-ID) is a particularly challenging task, suffering from two limitations of inferior discriminative features and limited training samples. Existing methods mainly leverage auxiliary information to…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Qizao Wang , Xuelin Qian , Bin Li , Xiangyang Xue , Yanwei Fu

Video-based person re-identification (reID) aims at matching the same person across video clips. It is a challenging task due to the existence of redundancy among frames, newly revealed appearance, occlusion, and motion blurs. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-03-30 Zhizheng Zhang , Cuiling Lan , Wenjun Zeng , Zhibo Chen

Despite remarkable advancements in text-to-image person re-identification (TIReID) facilitated by the breakthrough of cross-modal embedding models, existing methods often struggle to distinguish challenging candidate images due to intrinsic…

Machine Learning · Computer Science 2025-06-16 Yang Qin , Chao Chen , Zhihang Fu , Dezhong Peng , Xi Peng , Peng Hu

RGB-Infrared (IR) person re-identification is an important and challenging task due to large cross-modality variations between RGB and IR images. Most conventional approaches aim to bridge the cross-modality gap with feature alignment by…

Computer Vision and Pattern Recognition · Computer Science 2019-10-30 Guan'an Wang , Tianzhu Zhang , Jian Cheng , Si Liu , Yang Yang , Zengguang Hou

In this paper, we propose UniGS, a unified map representation and differentiable framework for high-fidelity multimodal 3D reconstruction based on 3D Gaussian Splatting. Our framework integrates a CUDA-accelerated rasterization pipeline…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Yusen Xie , Zhenmin Huang , Jianhao Jiao , Dimitrios Kanoulas , Jun Ma

Person Re-identification (ReID) is to identify the same person across different cameras. It is a challenging task due to the large variations in person pose, occlusion, background clutter, etc How to extract powerful features is a…

Computer Vision and Pattern Recognition · Computer Science 2017-10-19 Dangwei Li , Xiaotang Chen , Zhang Zhang , Kaiqi Huang

A key for person re-identification is achieving consistent local details for discriminative representation across variable environments. Current stripe-based feature learning approaches have delivered impressive accuracy, but do not make a…

Computer Vision and Pattern Recognition · Computer Science 2020-09-09 Guanshuo Wang , Yufeng Yuan , Jiwei Li , Shiming Ge , Xi Zhou

Image-to-video person re-identification identifies a target person by a probe image from quantities of pedestrian videos captured by non-overlapping cameras. Despite the great progress achieved,it's still challenging to match in the…

Computer Vision and Pattern Recognition · Computer Science 2018-10-23 Zhongwei Xie , Lin Li , Xian Zhong , Luo Zhong

Text-based person anomaly retrieval has emerged as a challenging task, with most existing approaches relying on complex deep-learning techniques. This raises a research question: How can the model be optimized to achieve greater…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Tien-Huy Nguyen , Huu-Loc Tran , Huu-Phong Phan-Nguyen , Quang-Vinh Dinh

Person Re-Identification (ReID) is a challenging problem in many video analytics and surveillance applications, where a person's identity must be associated across a distributed non-overlapping network of cameras. Video-based person ReID…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Madhu Kiran , Amran Bhuiyan , Louis-Antoine Blais-Morin , Mehrsan Javan , Ismail Ben Ayed , Eric Granger

Retrieval-Augmented Generation (RAG) has shown substantial promise in improving factual accuracy by grounding model responses with external knowledge relevant to queries. However, most existing approaches are limited to a text-only corpus,…

Computation and Language · Computer Science 2026-05-19 Woongyeong Yeo , Kangsan Kim , Soyeong Jeong , Jinheon Baek , Sung Ju Hwang

Integrating large language model (LLM) representations into multimodal recommendation has shown promise, yet a fundamental challenge remains largely overlooked: the semantic heterogeneity between generative LM representations and the…

Information Retrieval · Computer Science 2026-05-26 Yuecheng Li , Hengwei Ju , Zeyu Song , Wei Yang , Chi Lu , Peng Jiang , Kun Gai

Multi-modal object Re-Identification (ReID) aims to exploit complementary information from different modalities to retrieve specific objects. However, existing methods often rely on hard token filtering or simple fusion strategies, which…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Xingguo Xu , Zhanyu Liu , Weixiang Zhou , Yuansheng Gao , Junjie Cao , Yuhao Wang , Jixiang Luo , Dell Zhang

Person re-identification (ReID) has evolved from handcrafted feature-based methods to deep learning approaches and, more recently, to models incorporating large language models (LLMs). Early methods struggled with variations in lighting,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Amran Bhuiyan , Mizanur Rahman , Md Tahmid Rahman Laskar , Aijun An , Jimmy Xiangji Huang

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

Video-based person Re-Identification (V-ReID) aims to retrieve specific persons from raw videos captured by non-overlapped cameras. As a fundamental task, it spreads many multimedia and computer vision applications. However, due to the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Xuehu Liu , Pingping Zhang , Huchuan Lu