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Person re-identification (Re-ID) aims to match images of the same individual across non-overlapping camera views and remains challenging due to domain shifts caused by variations in illumination, background, camera characteristics, and…

计算机视觉与模式识别 · 计算机科学 2026-05-04 Sundas Iqbal , Qing Tian , Danish Ali , Jianping Gou , Weihua Oue

This study investigates identity-preserving image synthesis, an intriguing task in image generation that seeks to maintain a subject's identity while adding a personalized, stylistic touch. Traditional methods, such as Textual Inversion and…

计算机视觉与模式识别 · 计算机科学 2023-12-07 Yuxuan Yan , Chi Zhang , Rui Wang , Yichao Zhou , Gege Zhang , Pei Cheng , Gang Yu , Bin Fu

Video generation techniques have achieved remarkable advancements in visual quality, yet faithfully reproducing real-world physics remains elusive. Preference-based model post-training may improve physical consistency, but requires costly…

计算机视觉与模式识别 · 计算机科学 2025-06-24 Wenxu Qian , Chaoyue Wang , Hou Peng , Zhiyu Tan , Hao Li , Anxiang Zeng

Diffusion-based technologies have made significant strides, particularly in personalized and customized facialgeneration. However, existing methods face challenges in achieving high-fidelity and detailed identity (ID)consistency, primarily…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Jiehui Huang , Xiao Dong , Wenhui Song , Zheng Chong , Zhenchao Tang , Jun Zhou , Yuhao Cheng , Long Chen , Hanhui Li , Yiqiang Yan , Shengcai Liao , Xiaodan Liang

While advanced methods like VACE and Phantom have advanced video generation for specific subjects in diverse scenarios, they struggle with multi-human identity preservation in dynamic interactions, where consistent identities across…

计算机视觉与模式识别 · 计算机科学 2026-02-02 Xiangyu Meng , Zixian Zhang , Zhenghao Zhang , Junchao Liao , Long Qin , Weizhi Wang

Unsupervised person re-identification (Re-Id) has attracted increasing attention due to its practical application in the read-world video surveillance system. The traditional unsupervised Re-Id are mostly based on the method alternating…

计算机视觉与模式识别 · 计算机科学 2022-05-25 De Cheng , Jingyu Zhou , Nannan Wang , Xinbo Gao

Re-identification (ReID) is to identify the same instance across different cameras. Existing ReID methods mostly utilize alignment-based or attention-based strategies to generate effective feature representations. However, most of these…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Bingliang Jiao , Xin Tan , Jinghao Zhou , Lu Yang , Yunlong Wang , Peng Wang

Recent advancements in video generation have significantly impacted various downstream applications, particularly in identity-preserving video generation (IPT2V). However, existing methods struggle with "copy-paste" artifacts and low…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Jiangchuan Wei , Shiyue Yan , Wenfeng Lin , Boyuan Liu , Renjie Chen , Mingyu Guo

Recent advances in large pretrained text-to-image models have shown unprecedented capabilities for high-quality human-centric generation, however, customizing face identity is still an intractable problem. Existing methods cannot ensure…

计算机视觉与模式识别 · 计算机科学 2024-01-30 Qinghe Wang , Xu Jia , Xiaomin Li , Taiqing Li , Liqian Ma , Yunzhi Zhuge , Huchuan Lu

We address the problem of facial expression editing by controling the relative variation of facial action-unit (AU) from the same person. This enables us to edit this specific person's expression in a fine-grained, continuous and…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Mengting Wei , Tuomas Varanka , Xingxun Jiang , Huai-Qian Khor , Guoying Zhao

Person re-identification (Re-ID) is an important task and has significant applications for public security and information forensics, which has progressed rapidly with the development of deep learning. In this work, we investigate a novel…

计算机视觉与模式识别 · 计算机科学 2025-02-05 Xiangqun Zhang , Wei Feng , Ruize Han , Likai Wang , Linqi Song , Junhui Hou

Video-based person re-identification (video re-ID) has lately fascinated growing attention due to its broad practical applications in various areas, such as surveillance, smart city, and public safety. Nevertheless, video re-ID is quite…

计算机视觉与模式识别 · 计算机科学 2024-10-25 Khawar Islam

Person re-identification (re-id) is a critical problem in video analytics applications such as security and surveillance. The public release of several datasets and code for vision algorithms has facilitated rapid progress in this area over…

计算机视觉与模式识别 · 计算机科学 2018-02-15 Srikrishna Karanam , Mengran Gou , Ziyan Wu , Angels Rates-Borras , Octavia Camps , Richard J. Radke

Despite the promising progress made in recent years, person re-identification remains a challenging task due to complex variations in human appearances from different camera views. This paper presents a logistic discriminant metric learning…

计算机视觉与模式识别 · 计算机科学 2019-04-11 Xun Yang , Meng Wang , Dacheng Tao

Facial video editing has become increasingly important for content creators, enabling the manipulation of facial expressions and attributes. However, existing models encounter challenges such as poor editing quality, high computational…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Tharun Anand , Aryan Garg , Kaushik Mitra

Amid the surge in generic text-to-video generation, the field of personalized human video generation has witnessed notable advancements, primarily concentrated on single-person scenarios. However, to our knowledge, the domain of two-person…

计算机视觉与模式识别 · 计算机科学 2026-01-06 Jiancheng Huang , Mingfu Yan , Songyan Chen , Yi Huang , Shifeng Chen

Background subtraction in video provides the preliminary information which is essential for many computer vision applications. In this paper, we propose a sequence of approaches named CANDID to handle the change detection problem in…

计算机视觉与模式识别 · 计算机科学 2018-04-20 Murari Mandal , Prafulla Saxena , Santosh Kumar Vipparthi , Subrahmanyam Murala

Recently, the success of text-to-image synthesis has greatly advanced the development of identity customization techniques, whose main goal is to produce realistic identity-specific photographs based on text prompts and reference face…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Zhaoyang Sun , Fei Du , Weihua Chen , Fan Wang , Yaxiong Chen , Yi Rong , Shengwu Xiong

Personalized video highlight detection aims to shorten a long video to interesting moments according to a user's preference, which has recently raised the community's attention. Current methods regard the user's history as holistic…

计算机视觉与模式识别 · 计算机科学 2021-09-07 Runnan Chen , Penghao Zhou , Wenzhe Wang , Nenglun Chen , Pai Peng , Xing Sun , Wenping Wang

Video retrieval is becoming increasingly important owing to the rapid emergence of videos on the Internet. The dominant paradigm for video retrieval learns video-text representations by pushing the distance between the similarity of…

计算机视觉与模式识别 · 计算机科学 2023-03-10 Feng He , Qi Wang , Zhifan Feng , Wenbin Jiang , Yajuan Lv , Yong zhu , Xiao Tan