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Crowd trajectory prediction plays a crucial role in public safety and management, where it can help prevent disasters such as stampedes. Recent works address the problem by predicting individual trajectories and considering surrounding…

人工智能 · 计算机科学 2026-03-20 Antonius Bima Murti Wijaya , Paul Henderson , Marwa Mahmoud

Improved dense trajectories (iDT) have shown great performance in action recognition, and their combination with the two-stream approach has achieved state-of-the-art performance. It is, however, difficult for iDT to completely remove…

计算机视觉与模式识别 · 计算机科学 2016-05-02 Katsunori Ohnishi , Masatoshi Hidaka , Tatsuya Harada

Human motion transfer aims at animating a static source image with a driving video. While recent advances in one-shot human motion transfer have led to significant improvement in results, it remains challenging for methods with 2D body…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Yuzhu Ji , Chuanxia Zheng , Tat-Jen Cham

Trajectory segmentation refers to dividing a trajectory into meaningful consecutive sub-trajectories. This paper focuses on trajectory segmentation for 3D rigid-body motions. Most segmentation approaches in the literature represent the…

机器人学 · 计算机科学 2024-10-28 Arno Verduyn , Maxim Vochten , Joris De Schutter

2D object proposals, quickly detected regions in an image that likely contain an object of interest, are an effective approach for improving the computational efficiency and accuracy of object detection in color images. In this work, we…

计算机视觉与模式识别 · 计算机科学 2018-06-27 Ramanpreet Singh Pahwa , Jiangbo Lu , Nianjuan Jiang , Tian Tsong Ng , Minh N. Do

Localizing objects in 3D scenes according to the semantics of a given natural language is a fundamental yet important task in the field of multimedia understanding, which benefits various real-world applications such as robotics and…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Wencan Huang , Daizong Liu , Wei Hu

We present a novel approach for long-term human trajectory prediction in indoor human-centric environments, which is essential for long-horizon robot planning in these environments. State-of-the-art human trajectory prediction methods are…

机器人学 · 计算机科学 2024-10-31 Nicolas Gorlo , Lukas Schmid , Luca Carlone

Predicting future motion is crucial in video understanding and controllable video generation. Dense point trajectories are a compact, expressive motion representation, but modeling their future evolution from observed video remains…

计算机视觉与模式识别 · 计算机科学 2026-03-25 Zewei Zhang , Jia Jun Cheng Xian , Kaiwen Liu , Ming Liang , Hang Chu , Jun Chen , Renjie Liao

Existing automatic approaches for 3D virtual character motion synthesis supporting scene interactions do not generalise well to new objects outside training distributions, even when trained on extensive motion capture datasets with diverse…

计算机视觉与模式识别 · 计算机科学 2024-02-16 Wanyue Zhang , Rishabh Dabral , Thomas Leimkühler , Vladislav Golyanik , Marc Habermann , Christian Theobalt

Trajectories can be regarded as time-series of coordinates, typically arising from motile objects. Methods for trajectory classification are particularly important to detect different movement patterns, while methods for regression to…

计算机视觉与模式识别 · 计算机科学 2024-09-30 Mariaclaudia Nicolai , Raffaella Fiamma Cabini , Diego Ulisse Pizzagalli

3D Human Motion Indexing and Retrieval is an interesting problem due to the rise of several data-driven applications aimed at analyzing and/or re-utilizing 3D human skeletal data, such as data-driven animation, analysis of sports…

计算机视觉与模式识别 · 计算机科学 2019-12-11 Neeraj Battan , Abbhinav Venkat , Avinash Sharma

Given two consecutive RGB-D images, we propose a model that estimates a dense 3D motion field, also known as scene flow. We take advantage of the fact that in robot manipulation scenarios, scenes often consist of a set of rigidly moving…

机器人学 · 计算机科学 2018-07-25 Lin Shao , Parth Shah , Vikranth Dwaracherla , Jeannette Bohg

Robotic grasping is facing a variety of real-world uncertainties caused by non-static object states, unknown object properties, and cluttered object arrangements. The difficulty of grasping increases with the presence of more uncertainties,…

机器人学 · 计算机科学 2025-09-10 Hao Chen , Takuya Kiyokawa , Weiwei Wan , Kensuke Harada

Human motion prediction from historical pose sequence is at the core of many applications in machine intelligence. However, in current state-of-the-art methods, the predicted future motion is confined within the same activity. One can…

计算机视觉与模式识别 · 计算机科学 2021-03-18 Zhenguang Liu , Kedi Lyu , Shuang Wu , Haipeng Chen , Yanbin Hao , Shouling Ji

Understanding and predicting pedestrian behavior is an important and challenging area of research for realizing safe and effective navigation strategies in automated and advanced driver assistance technologies in urban scenes. This paper…

计算机视觉与模式识别 · 计算机科学 2021-01-25 Jun Hayakawa , Behzad Dariush

Automated monitoring and analysis of passenger movement in safety-critical parts of transport infrastructures represent a relevant visual surveillance task. Recent breakthroughs in visual representation learning and spatial sensing opened…

计算机视觉与模式识别 · 计算机科学 2021-03-25 Marco Wallner , Daniel Steininger , Verena Widhalm , Matthias Schörghuber , Csaba Beleznai

The detection and tracking of human landmarks in video streams has gained in reliability partly due to the availability of affordable RGB-D sensors. The analysis of such time-varying geometric data is playing an important role in the…

计算机视觉与模式识别 · 计算机科学 2019-08-12 Amor Ben Tanfous , Hassen Drira , Boulbaba Ben Amor

Region-based methods have become increasingly popular for model-based, monocular 3D tracking of texture-less objects in cluttered scenes. However, while they achieve state-of-the-art results, most methods are computationally expensive,…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Manuel Stoiber , Martin Pfanne , Klaus H. Strobl , Rudolph Triebel , Alin Albu-Schäffer

Accurate prediction of human behavior is crucial for AI systems to effectively support real-world applications, such as autonomous robots anticipating and assisting with human tasks. Real-world scenarios frequently present challenges such…

人机交互 · 计算机科学 2025-07-21 Kojiro Takeyama , Yimeng Liu , Misha Sra

Deep learning techniques are being used in skeleton based action recognition tasks and outstanding performance has been reported. Compared with RNN based methods which tend to overemphasize temporal information, CNN-based approaches can…

计算机视觉与模式识别 · 计算机科学 2017-05-03 Zewei Ding , Pichao Wang , Philip O. Ogunbona , Wanqing Li