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In this paper, we propose a new joint object detection and tracking (JoDT) framework for 3D object detection and tracking based on camera and LiDAR sensors. The proposed method, referred to as 3D DetecTrack, enables the detector and tracker…

Computer Vision and Pattern Recognition · Computer Science 2021-12-16 Junho Koh , Jaekyum Kim , Jinhyuk Yoo , Yecheol Kim , Dongsuk Kum , Jun Won Choi

We propose a Few-shot Learning pipeline for 3D skeleton-based action recognition by Joint tEmporal and cAmera viewpoiNt alIgnmEnt (JEANIE). To factor out misalignment between query and support sequences of 3D body joints, we propose an…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Lei Wang , Piotr Koniusz

Skeleton-based human action recognition has achieved a great interest in recent years, as skeleton data has been demonstrated to be robust to illumination changes, body scales, dynamic camera views, and complex background. Nevertheless, an…

Computer Vision and Pattern Recognition · Computer Science 2021-06-24 Chiara Plizzari , Marco Cannici , Matteo Matteucci

Human Activity Recognition from body-worn sensor data poses an inherent challenge in capturing spatial and temporal dependencies of time-series signals. In this regard, the existing recurrent or convolutional or their hybrid models for…

The task of Human-Object conTact (HOT) detection involves identifying the specific areas of the human body that are touching objects. Nevertheless, current models are restricted to just one type of image, often leading to too much…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Yuxiao Wang , Yu Lei , Zhenao Wei , Weiying Xue , Xinyu Jiang , Nan Zhuang , Qi Liu

Lane detection is a crucial perception task for all levels of automated vehicles (AVs) and Advanced Driver Assistance Systems, particularly in mixed-traffic environments where AVs must interact with human-driven vehicles (HDVs) and…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Sandeep Patil , Yongqi Dong , Haneen Farah , Hans Hellendoorn

Understanding visual scenes requires not only recognizing objects but also reasoning about their spatial relationships. Unlike general vision-language tasks, spatial reasoning requires integrating multiple inductive biases, such as 2D…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Chan Yeong Hwang , Miso Choi , Sunghyun On , Jinkyu Kim , Jungbeom Lee

Real-time monocular 3D reconstruction is a challenging problem that remains unsolved. Although recent end-to-end methods have demonstrated promising results, tiny structures and geometric boundaries are hardly captured due to their…

Computer Vision and Pattern Recognition · Computer Science 2023-07-26 Chenyangguang Zhang , Zhiqiang Lou , Yan Di , Federico Tombari , Xiangyang Ji

Diffusion models are just at a tipping point for image super-resolution task. Nevertheless, it is not trivial to capitalize on diffusion models for video super-resolution which necessitates not only the preservation of visual appearance…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Zhikai Chen , Fuchen Long , Zhaofan Qiu , Ting Yao , Wengang Zhou , Jiebo Luo , Tao Mei

We propose a simple yet effective approach for few-shot action recognition, emphasizing the disentanglement of motion and appearance representations. By harnessing recent progress in tracking, specifically point trajectories and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Pulkit Kumar , Namitha Padmanabhan , Luke Luo , Sai Saketh Rambhatla , Abhinav Shrivastava

As a cost-effective and robust technology, automotive radar has seen steady improvement during the last years, making it an appealing complement to commonly used sensors like camera and LiDAR in autonomous driving. Radio frequency data with…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Yuzhi Wu , Jun Liu , Guangfeng Jiang , Weijian Liu , Danilo Orlando

Previous works for LiDAR-based 3D object detection mainly focus on the single-frame paradigm. In this paper, we propose to detect 3D objects by exploiting temporal information in multiple frames, i.e., the point cloud videos. We empirically…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Junbo Yin , Jianbing Shen , Xin Gao , David Crandall , Ruigang Yang

Accurate and reliable lane detection is vital for the safe performance of lane-keeping assistance and lane departure warning systems. However, under certain challenging circumstances, it is difficult to get satisfactory performance in…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Yongqi Dong , Sandeep Patil , Bart van Arem , Haneen Farah

Processing spatial data is a key component in many learning tasks for autonomous driving such as motion forecasting, multi-agent simulation, and planning. Prior works have demonstrated the value in using SE(2) invariant network…

Machine Learning · Computer Science 2025-07-25 Ethan Pronovost , Neha Boloor , Peter Schleede , Noureldin Hendy , Andres Morales , Nicholas Roy

Synthesizing high-quality dynamic medical videos remains a significant challenge due to the need for modeling both spatial consistency and temporal dynamics. Existing Transformer-based approaches face critical limitations, including…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Huihan Wang , Zhiwen Yang , Hui Zhang , Dan Zhao , Bingzheng Wei , Yan Xu

End-to-end multi-object tracking (MOT) methods have recently achieved remarkable progress by unifying detection and association within a single framework. Despite their strong detection performance, these methods suffer from relatively low…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Yuqing Shao , Yuchen Yang , Rui Yu , Weilong Li , Xu Guo , Huaicheng Yan , Wei Wang , Xiao Sun

Recently, there has been a growing trend toward feature-based approaches for Online Action Detection (OAD). However, these approaches have limitations due to their fixed backbone design, which ignores the potential capability of a trainable…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Shuqiang Cao , Weixin Luo , Bairui Wang , Wei Zhang , Lin Ma

Real-world fine manipulation, particularly in bimanual manipulation, typically requires low-latency control and stable visual localization, while collecting large-scale data is costly and limited demonstrations may lead to localization…

Robotics · Computer Science 2026-05-04 Xianbo Cai , Hideyuki Ichiwara , Masaki Yoshikawa , Tetsuya Ogata

3D human pose estimation captures the human joint points in three-dimensional space while keeping the depth information and physical structure. That is essential for applications that require precise pose information, such as human-computer…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Jianbin Jiao , Xina Cheng , Weijie Chen , Xiaoting Yin , Hao Shi , Kailun Yang

Tracking a time-varying indefinite number of objects in a video sequence over time remains a challenge despite recent advances in the field. Most existing approaches are not able to properly handle multi-object tracking challenges such as…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Tianyu Zhu , Markus Hiller , Mahsa Ehsanpour , Rongkai Ma , Tom Drummond , Ian Reid , Hamid Rezatofighi