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The current methods of video-based 3D human pose estimation have achieved significant progress.However, they still face pressing challenges, such as the underutilization of spatiotemporal bodystructure features in transformers and the…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Yang Liu , Zhiyong Zhang

Traffic forecasting has emerged as a crucial research area in the development of smart cities. Although various neural networks with intricate architectures have been developed to address this problem, they still face two key challenges: i)…

机器学习 · 计算机科学 2024-08-27 Jianxiang Zhou , Erdong Liu , Wei Chen , Siru Zhong , Yuxuan Liang

Pedestrian trajectory prediction is challenging due to its uncertain and multimodal nature. While generative adversarial networks can learn a distribution over future trajectories, they tend to predict out-of-distribution samples when the…

计算机视觉与模式识别 · 计算机科学 2021-08-23 Patrick Dendorfer , Sven Elflein , Laura Leal-Taixé

State-of-the-art systems neuroscience experiments yield large-scale multimodal data, and these data sets require new tools for analysis. Inspired by the success of large pretrained models in vision and language domains, we reframe the…

神经元与认知 · 定量生物学 2024-03-19 Antonis Antoniades , Yiyi Yu , Joseph Canzano , William Wang , Spencer LaVere Smith

Ubiquitous mobile devices are generating vast amounts of location-based service data that reveal how individuals navigate and utilize urban spaces in detail. In this study, we utilize these extensive, unlabeled sequences of user…

机器学习 · 计算机科学 2024-06-06 Xinhua Wu , Haoyu He , Yanchao Wang , Qi Wang

Trajectory data mining is crucial for smart city management. However, collecting large-scale trajectory datasets is challenging due to factors such as commercial conflicts and privacy regulations. Therefore, we urgently need trajectory…

机器学习 · 计算机科学 2025-02-04 Jingyuan Wang , Yujing Lin , Yudong Li

Generative models have shown promising results in capturing human mobility characteristics and generating synthetic trajectories. However, it remains challenging to ensure that the generated geospatial mobility data is semantically…

机器学习 · 计算机科学 2025-10-28 Ammar Haydari , Dongjie Chen , Zhengfeng Lai , Michael Zhang , Chen-Nee Chuah

Spatiotemporal time series nowcasting should preserve temporal and spatial dynamics in the sense that generated new sequences from models respect the covariance relationship from history. Conventional feature extractors are built with deep…

机器学习 · 计算机科学 2022-01-19 Bo Feng , Geoffrey Fox

Trajectory prediction in autonomous driving relies on accurate representation of all relevant contexts of the driving scene, including traffic participants, road topology, traffic signs, as well as their semantic relations to each other.…

计算机视觉与模式识别 · 计算机科学 2024-07-02 Zhigang Sun , Zixu Wang , Lavdim Halilaj , Juergen Luettin

Integrating trajectory prediction to the decision-making and planning modules of modular autonomous driving systems is expected to improve the safety and efficiency of self-driving vehicles. However, a vehicle's future trajectory prediction…

机器人学 · 计算机科学 2021-07-09 Xiaoyu Mo , Yang Xing , Chen Lv

Predicting the future movements of surrounding vehicles is essential for ensuring the safe operation and efficient navigation of autonomous vehicles (AVs) in urban traffic environments. Existing vehicle trajectory prediction methods…

机器人学 · 计算机科学 2025-12-10 Yuansheng Lian , Ke Zhang , Meng Li

In this paper, we propose a novel model called SGFormer, Semantic Graph TransFormer for point cloud-based 3D scene graph generation. The task aims to parse a point cloud-based scene into a semantic structural graph, with the core challenge…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Changsheng Lv , Mengshi Qi , Xia Li , Zhengyuan Yang , Huadong Ma

Anticipating human actions in front of autonomous vehicles is a challenging task. Several papers have recently proposed model architectures to address this problem by combining multiple input features to predict pedestrian crossing actions.…

计算机视觉与模式识别 · 计算机科学 2023-05-30 Lina Achaji , Julien Moreau , François Aioun , François Charpillet

Pedestrian trajectory prediction is the key technology in many applications for providing insights into human behavior and anticipating human future motions. Most existing empirical models are explicitly formulated by observed human…

计算机视觉与模式识别 · 计算机科学 2024-02-28 Wei Xiang , Haoteng Yin , He Wang , Xiaogang Jin

Understanding pedestrian crossing behavior is an essential goal in intelligent vehicle development, leading to an improvement in their security and traffic flow. In this paper, we developed a method called IntFormer. It is based on…

计算机视觉与模式识别 · 计算机科学 2021-05-19 J. Lorenzo , I. Parra , M. A. Sotelo

Pedestrian trajectory prediction in dynamic scenes remains a challenging and critical problem in numerous applications, such as self-driving cars and socially aware robots. Challenges concentrate on capturing pedestrians' motion patterns…

计算机视觉与模式识别 · 计算机科学 2021-06-21 Biao Yang , Guocheng Yan , Pin Wang , Chingyao Chan , Xiang Song , Yang Chen

The recent development of multimodal single-cell technology has made the possibility of acquiring multiple omics data from individual cells, thereby enabling a deeper understanding of cellular states and dynamics. Nevertheless, the…

基因组学 · 定量生物学 2023-10-16 Wenzhuo Tang , Hongzhi Wen , Renming Liu , Jiayuan Ding , Wei Jin , Yuying Xie , Hui Liu , Jiliang Tang

Predicting the future trajectories of pedestrians is a challenging problem that has a range of application, from crowd surveillance to autonomous driving. In literature, methods to approach pedestrian trajectory prediction have evolved,…

计算机视觉与模式识别 · 计算机科学 2021-09-17 Simone Zamboni , Zekarias Tilahun Kefato , Sarunas Girdzijauskas , Noren Christoffer , Laura Dal Col

Accurate prediction of agent motion trajectories is crucial for autonomous driving, contributing to the reduction of collision risks in human-vehicle interactions and ensuring ample response time for other traffic participants. Current…

机器人学 · 计算机科学 2024-04-23 Quancheng Du , Xiao Wang , Shouguo Yin , Lingxi Li , Huansheng Ning

Pedestrian trajectory prediction is a critical to avoid autonomous driving collision. But this prediction is a challenging problem due to social forces and cluttered scenes. Such human-human and human-space interactions lead to many…

计算机视觉与模式识别 · 计算机科学 2020-09-24 Xiong Dan