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Previous methods for dynamic facial expression in the wild are mainly based on Convolutional Neural Networks (CNNs), whose local operations ignore the long-range dependencies in videos. To solve this problem, we propose the spatio-temporal…

计算机视觉与模式识别 · 计算机科学 2022-05-11 Fuyan Ma , Bin Sun , Shutao Li

Deep learning technology promotes the rapid development of person re-identifica-tion (re-ID). However, some challenges are still existing in the open-world. First, the existing re-ID research usually assumes only one factor variable (view,…

计算机视觉与模式识别 · 计算机科学 2021-02-23 Yaguan Qian , Anlin Sun

Person Re-identification (ReID) aims to retrieve the specific person across non-overlapping cameras, which greatly helps intelligent transportation systems. As we all know, Convolutional Neural Networks (CNNs) and Transformers have the…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Yuhao Wang , Pingping Zhang , Xuehu Liu , Zhengzheng Tu , Huchuan Lu

The study of representations is widespread across fields, including neuroscience, psychology, and artificial intelligence. While representations are often studied and compared through similarities between stimuli, current methods provide…

计算机视觉与模式识别 · 计算机科学 2026-05-27 Florian P. Mahner , Ka Chun Lam , Francisco Pereira , Martin N. Hebart

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…

计算机视觉与模式识别 · 计算机科学 2020-09-09 Guanshuo Wang , Yufeng Yuan , Jiwei Li , Shiming Ge , Xi Zhou

Previous attempts to integrate Neural Radiance Fields (NeRF) into the Simultaneous Localization and Mapping (SLAM) framework either rely on the assumption of static scenes or require the ground truth camera poses, which impedes their…

计算机视觉与模式识别 · 计算机科学 2025-02-11 Chengyao Duan , Zhiliu Yang

Next-generation AI companions must go beyond general video understanding to resolve spatial and temporal references in dynamic, real-world environments. Existing Video Large Language Models (Video LLMs), while capable of coarse-level…

计算机视觉与模式识别 · 计算机科学 2025-09-04 Honglu Zhou , Xiangyu Peng , Shrikant Kendre , Michael S. Ryoo , Silvio Savarese , Caiming Xiong , Juan Carlos Niebles

Surgical instrument segmentation under Federated Learning (FL) is a promising direction, which enables multiple surgical sites to collaboratively train the model without centralizing datasets. However, there exist very limited FL works in…

图像与视频处理 · 电气工程与系统科学 2026-01-19 Zheng Fang , Xiaoming Qi , Chun-Mei Feng , Jialun Pei , Weixin Si , Yueming Jin

Thermal infrared (TIR) target tracking methods often adopt the correlation filter (CF) framework due to its computational efficiency. However, the low resolution of TIR images, along with tracking interference, significantly limits the…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Shang Zhang , Xiaobo Ding , Huanbin Zhang , Ruoyan Xiong , Yue Zhang

The Forward-Forward (FF) algorithm presents a compelling, bio-inspired alternative to backpropagation. However, while efficient in training, it has a computationally prohibitive inference process that requires a separate forward pass for…

机器学习 · 计算机科学 2026-05-04 Shalini Sarode , Brian Moser , Joachim Folz , Federico Raue , Tobias Nauen , Stanislav Frolov , Andreas Dengel

Temporal interpolation often plays a crucial role to learn meaningful representations in dynamic scenes. In this paper, we propose a novel method to train spatiotemporal neural radiance fields of dynamic scenes based on temporal…

计算机视觉与模式识别 · 计算机科学 2023-03-30 Sungheon Park , Minjung Son , Seokhwan Jang , Young Chun Ahn , Ji-Yeon Kim , Nahyup Kang

Facial action units (AUs) are essential to decode human facial expressions. Researchers have focused on training AU detectors with a variety of features and classifiers. However, several issues remain. These are spatial representation,…

计算机视觉与模式识别 · 计算机科学 2016-08-03 Wen-Sheng Chu , Fernando De la Torre , Jeffrey F. Cohn

A long-standing goal in scene understanding is to obtain interpretable and editable representations that can be directly constructed from a raw monocular RGB-D video, without requiring specialized hardware setup or priors. The problem is…

计算机视觉与模式识别 · 计算机科学 2023-06-22 Yu-Shiang Wong , Niloy J. Mitra

Dynamic imaging involves the reconstruction of a spatio-temporal object at all times using its undersampled measurements. In particular, in dynamic computed tomography (dCT), only a single projection at one view angle is available at a…

图像与视频处理 · 电气工程与系统科学 2025-03-14 Berk Iskender , Sushan Nakarmi , Nitin Daphalapurkar , Marc L. Klasky , Yoram Bresler

In visible-infrared video person re-identification (re-ID), extracting features not affected by complex scenes (such as modality, camera views, pedestrian pose, background, etc.) changes, and mining and utilizing motion information are the…

计算机视觉与模式识别 · 计算机科学 2023-08-14 Huafeng Li , Le Xu , Yafei Zhang , Dapeng Tao , Zhengtao Yu

Clothes-Changing Person Re-Identification (ReID) aims to recognize the same individual across different videos captured at various times and locations. This task is particularly challenging due to changes in appearance, such as clothing,…

计算机视觉与模式识别 · 计算机科学 2025-03-17 Asaf Joseph , Shmuel Peleg

Person re-identification aims at identifying a certain pedestrian across non-overlapping camera networks. Video-based re-identification approaches have gained significant attention recently, expanding image-based approaches by learning…

计算机视觉与模式识别 · 计算机科学 2020-05-12 Jiawei Liu , Zheng-Jun Zha , Xierong Zhu , Na Jiang

Visible-infrared person re-identification (VI-ReID) enables cross-modality identity matching for all-day surveillance, yet existing methods predominantly focus on the image level or rely heavily on costly identity annotations. While…

计算机视觉与模式识别 · 计算机科学 2026-04-24 Zhiyong Li , Wei Jiang , Haojie Liu , Mingyu Wang , Wanchong Xu , Weijie Mao

Vehicle re-identification is an important problem and has many applications in video surveillance and intelligent transportation. It gains increasing attention because of the recent advances of person re-identification techniques. However,…

计算机视觉与模式识别 · 计算机科学 2017-08-15 Yantao Shen , Tong Xiao , Hongsheng Li , Shuai Yi , Xiaogang Wang

Magnetic resonance fingerprinting (MRF) provides a unique concept for simultaneous and fast acquisition of multiple quantitative MR parameters. Despite acquisition efficiency, adoption of MRF into the clinics is hindered by its dictionary…

图像与视频处理 · 电气工程与系统科学 2020-08-11 Fabian Balsiger , Alain Jungo , Olivier Scheidegger , Pierre G. Carlier , Mauricio Reyes , Benjamin Marty