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Related papers: UniTraj: Learning a Universal Trajectory Foundatio…

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Transfer learning has the potential to reduce the burden of data collection and to decrease the unavoidable risks of the training phase. In this letter, we introduce a multirobot, multitask transfer learning framework that allows a system…

Robotics · Computer Science 2018-04-04 Karime Pereida , Mohamed K. Helwa , Angela P. Schoellig

This paper presents a global trajectory optimization framework for minimizing lap time in autonomous racing under uncertain vehicle dynamics. Optimizing the trajectory over the full racing horizon is computationally expensive, and tracking…

Robotics · Computer Science 2026-01-30 Youngim Nam , Jungbin Kim , Kyungtae Kang , Cheolhyeon Kwon

Transformer-based trackers have achieved promising success and become the dominant tracking paradigm due to their accuracy and efficiency. Despite the substantial progress, most of the existing approaches tackle object tracking as a…

Computer Vision and Pattern Recognition · Computer Science 2025-04-18 Siyuan Yao , Yang Guo , Yanyang Yan , Wenqi Ren , Xiaochun Cao

In Model Predictive Control (MPC) formulations of trajectory tracking problems, infeasible reference trajectories and a-priori unknown constraints can lead to cumbersome designs, aggressive tracking, and loss of recursive feasibility. This…

Systems and Control · Electrical Eng. & Systems 2021-04-05 Ivo Batkovic , Mohammad Ali , Paolo Falcone , Mario Zanon

Tracking objects of interest in a video is one of the most popular and widely applicable problems in computer vision. However, with the years, a Cambrian explosion of use cases and benchmarks has fragmented the problem in a multitude of…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Zhongdao Wang , Hengshuang Zhao , Ya-Li Li , Shengjin Wang , Philip H. S. Torr , Luca Bertinetto

Imitation learning has emerged as a promising approach towards building generalist robots. However, scaling imitation learning for large robot foundation models remains challenging due to its reliance on high-quality expert demonstrations.…

Robotics · Computer Science 2025-05-26 Chuning Zhu , Raymond Yu , Siyuan Feng , Benjamin Burchfiel , Paarth Shah , Abhishek Gupta

Existing trajectory prediction methods exhibit significant performance degradation under distribution shifts during test time. Although test-time training techniques have been explored to enable adaptation, current approaches rely on an…

Computer Vision and Pattern Recognition · Computer Science 2026-03-11 Yuning Wang , Pu Zhang , Yuan He , Ke Wang , Jianru Xue

Universal Domain Adaptation (UniDA) aims to transfer knowledge from a labeled source domain to an unlabeled target domain, even when their classes are not fully shared. Few dedicated UniDA methods exist for Time Series (TS), which remains a…

Machine Learning · Computer Science 2026-04-07 Romain Mussard , Fannia Pacheco , Maxime Berar , Gilles Gasso , Paul Honeine

Learning new robot tasks on new platforms and in new scenes from only a handful of demonstrations remains challenging. While videos of other embodiments - humans and different robots - are abundant, differences in embodiment, camera, and…

Urban mobility is naturally expressed both as trajectories in space and as natural-language descriptions of travel intent, constraints, and preferences. However, prior work rarely evaluates these two modalities together on the same…

Artificial Intelligence · Computer Science 2026-05-12 Lihuan Li , Wilson Wongso , Baiyu Chen , Hao Xue , Ruiyi Yang , Yifan Duan , Xiachong Lin , Yang Song , Flora Salim

Deep learning has recently achieved significant progress in trajectory forecasting. However, the scarcity of trajectory data inhibits the data-hungry deep-learning models from learning good representations. While mature representation…

Computer Vision and Pattern Recognition · Computer Science 2022-04-25 Chenfeng Xu , Tian Li , Chen Tang , Lingfeng Sun , Kurt Keutzer , Masayoshi Tomizuka , Alireza Fathi , Wei Zhan

Path planning for autonomous search and tracking of multiple objects is a critical problem in applications such as reconnaissance, surveillance, and data gathering. Due to the inherent competing objectives of searching for new objects while…

Robotics · Computer Science 2024-10-24 Leonardo Santos , Brady Moon , Sebastian Scherer , Hoa Van Nguyen

The success of foundation models in language has inspired a new wave of general-purpose models for human mobility. However, existing approaches struggle to scale effectively due to two fundamental limitations: a failure to use meaningful…

Artificial Intelligence · Computer Science 2025-11-25 Chonghua Han , Yuan Yuan , Jingtao Ding , Jie Feng , Fanjin Meng , Yong Li

By sharing intermediate features, collaborative perception extends each agent's sensing beyond standalone limits, but real-world feature modality heterogeneity remains a key barrier to effective fusion. Most existing methods, including…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Yang Li , Weize Li , Quan Yuan , Congzhang Shao , Guiyang Luo , Yunqi Ba , Xuanhan Zhu , Xinyuan Ding , Xiaoyuan Fu , Jinglin Li

Recent advances in sensor and mobile devices have enabled an unprecedented increase in the availability and collection of urban trajectory data, thus increasing the demand for more efficient ways to manage and analyze the data being…

Databases · Computer Science 2020-12-15 Sheng Wang , Zhifeng Bao , J. Shane Culpepper , Gao Cong

Unified multimodal models (UMMs) aim to integrate understanding and generation within a single architecture. However, it remains underexplored how to effectively coordinate these two capabilities for more effective and efficient reasoning.…

Multimedia · Computer Science 2026-05-13 Hayes Bai , Yinyi Luo , Wenwen Wang , Qingsong Wen , Jindong Wang

Mobility trajectories are essential for understanding urban dynamics and enhancing urban planning, yet access to such data is frequently hindered by privacy concerns. This research introduces a transformative framework for generating…

Recent advancements in trajectory-guided video generation have achieved notable progress. However, existing models still face challenges in generating object motions with potentially changing 6D poses under wide-range rotations, due to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Longbin Ji , Lei Zhong , Pengfei Wei , Changjian Li

Increasing and massive volumes of trajectory data are being accumulated that may serve a variety of applications, such as mining popular routes or identifying ridesharing candidates. As storing and querying massive trajectory data is…

Databases · Computer Science 2023-12-14 Zheng Wang , Cheng Long , Gao Cong , Christian S. Jensen

Learning to compute, the ability to model the functional behavior of a circuit graph, is a fundamental challenge for graph representation learning. Yet, the dominant paradigm is architecturally mismatched for this task. This flawed…

Artificial Intelligence · Computer Science 2026-02-10 Ziyang Zheng , Jiaying Zhu , Jingyi Zhou , Qiang Xu