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Motion prediction plays an essential role in autonomous driving systems, enabling autonomous vehicles to achieve more accurate local-path planning and driving decisions based on predictions of the surrounding vehicles. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Zhanwen Liu , Chao Li , Yang Wang , Nan Yang , Xing Fan , Jiaqi Ma , Xiangmo Zhao

Vision Transformers (ViTs) have been shown to enhance visual recognition through modeling long-range dependencies with multi-head self-attention (MHSA), which is typically formulated as Query-Key-Value computation. However, the attention…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Chongjian Ge , Xiaohan Ding , Zhan Tong , Li Yuan , Jiangliu Wang , Yibing Song , Ping Luo

Recently, transformer-based methods have gained significant success in sequential 2D-to-3D lifting human pose estimation. As a pioneering work, PoseFormer captures spatial relations of human joints in each video frame and human dynamics…

Computer Vision and Pattern Recognition · Computer Science 2023-03-31 Qitao Zhao , Ce Zheng , Mengyuan Liu , Pichao Wang , Chen Chen

Motion prediction is an important aspect for Autonomous Driving (AD) and Advance Driver Assistance Systems (ADAS). Current state-of-the-art motion prediction methods rely on High Definition (HD) maps for capturing the surrounding context of…

Machine Learning · Computer Science 2025-04-15 Harsh Yadav , Maximilian Schaefer , Kun Zhao , Tobias Meisen

Transformers have shown superior performance on various computer vision tasks with their capabilities to capture long-range dependencies. Despite the success, it is challenging to directly apply Transformers on point clouds due to their…

Computer Vision and Pattern Recognition · Computer Science 2023-03-30 Jinyoung Park , Sanghyeok Lee , Sihyeon Kim , Yunyang Xiong , Hyunwoo J. Kim

Automated facial expression quality assessment (FEQA) in neurological disorders is critical for enhancing diagnostic accuracy and improving patient care, yet effectively capturing the subtle motions and nuances of facial muscle movements…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Shuchao Duan , Amirhossein Dadashzadeh , Alan Whone , Majid Mirmehdi

Local feature matching remains a challenging task, primarily due to difficulties in matching sparse keypoints and low-texture regions. The key to solving this problem lies in effectively and accurately integrating global and local…

Image and Video Processing · Electrical Eng. & Systems 2025-04-01 Yun Liao , Yide Di , Hao Zhou , Kaijun Zhu , Mingyu Lu , Yijia Zhang , Qing Duan , Junhui Liu

Reconstructing physical field tensors from \textit{in situ} observations, such as radio maps and ocean sound speed fields, is crucial for enabling environment-aware decision making in various applications, e.g., wireless communications and…

Signal Processing · Electrical Eng. & Systems 2025-06-16 Panqi Chen , Siyuan Li , Lei Cheng , Xiao Fu , Yik-Chung Wu , Sergios Theodoridis

The motion capture system that supports full-body virtual representation is of key significance for virtual reality. Compared to vision-based systems, full-body pose estimation from sparse tracking signals is not limited by environmental…

Computer Vision and Pattern Recognition · Computer Science 2025-05-09 Zunjie Zhu , Yan Zhao , Yihan Hu , Guoxiang Wang , Hai Qiu , Bolun Zheng , Chenggang Yan , Feng Xu

This paper proposes joint attention estimation in a single image. Different from related work in which only the gaze-related attributes of people are independently employed, (I) their locations and actions are also employed as contextual…

Computer Vision and Pattern Recognition · Computer Science 2023-08-11 Chihiro Nakatani , Hiroaki Kawashima , Norimichi Ukita

Multi-person pose understanding from RGB videos involves three complex tasks: pose estimation, tracking and motion forecasting. Intuitively, accurate multi-person pose estimation facilitates robust tracking, and robust tracking builds…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 Shihao Zou , Yuanlu Xu , Chao Li , Lingni Ma , Li Cheng , Minh Vo

Skeleton-based Human Activity Recognition has achieved great interest in recent years as skeleton data has demonstrated being robust to illumination changes, body scales, dynamic camera views, and complex background. In particular,…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Chiara Plizzari , Marco Cannici , Matteo Matteucci

Multi-Head Attention (MHA) is a key component of Transformer. In MHA, attention heads work independently, causing problems such as low-rank bottleneck of attention score matrices and head redundancy. We propose Dynamically Composable…

Machine Learning · Computer Science 2024-06-05 Da Xiao , Qingye Meng , Shengping Li , Xingyuan Yuan

The dominant paradigm in 3D human pose estimation that lifts a 2D pose sequence to 3D heavily relies on long-term temporal clues (i.e., using a daunting number of video frames) for improved accuracy, which incurs performance saturation,…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Qitao Zhao , Ce Zheng , Mengyuan Liu , Chen Chen

This paper addresses the cooperative Multi-Vehicle Dynamic Pickup and Delivery Problem with Stochastic Requests (MVDPDPSR) and proposes an end-to-end centralized decision-making framework based on sequence-to-sequence, named Multi-Agent…

Machine Learning · Computer Science 2025-12-18 Zengyu Zou , Jingyuan Wang , Yixuan Huang , Junjie Wu

Transformer-based architectures have recently propelled advances in sequence modeling across domains, but their application to the hydrophobic-hydrophilic (H-P) model for protein folding remains relatively unexplored. In this work, we adapt…

Machine Learning · Computer Science 2025-04-23 Peizheng Liu , Hitoshi Iba

The computer vision community has witnessed an extensive exploration of vision transformers in the past two years. Drawing inspiration from traditional schemes, numerous works focus on introducing vision-specific inductive biases. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-10 Hao Wang , Shuo Zhang , Biao Leng

Multi-agent trajectory prediction is a fundamental problem in autonomous driving. The key challenges in prediction are accurately anticipating the behavior of surrounding agents and understanding the scene context. To address these…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Elmira Amirloo , Amir Rasouli , Peter Lakner , Mohsen Rohani , Jun Luo

The dot product self-attention (DPSA) is a fundamental component of transformers. However, scaling them to long sequences, like documents or high-resolution images, becomes prohibitively expensive due to quadratic time and memory…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Pourya Shamsolmoali , Masoumeh Zareapoor , Eric Granger , Michael Felsberg

Predicting pedestrian motion trajectories is crucial for path planning and motion control of autonomous vehicles. Accurately forecasting crowd trajectories is challenging due to the uncertain nature of human motions in different…

Computer Vision and Pattern Recognition · Computer Science 2024-01-11 Yu Liu , Yuexin Zhang , Kunming Li , Yongliang Qiao , Stewart Worrall , You-Fu Li , He Kong