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In the realm of multi-object tracking, the challenge of accurately capturing the spatial and temporal relationships between objects in video sequences remains a significant hurdle. This is further complicated by frequent occurrences of…

Computer Vision and Pattern Recognition · Computer Science 2025-01-20 Futian Wang , Fengxiang Liu , Xiao Wang

Growing demands in today's industry results in increasingly stringent performance and throughput specifications. For accurate positioning of high-precision motion systems, feedforward control plays a crucial role. Nonetheless, conventional…

Systems and Control · Electrical Eng. & Systems 2023-03-28 Anantha Sai Hariharan Vinjarapu , Yorick Broens , Hans Butler , Roland Tóth

Recent advances in deep reinforcement learning (RL) have demonstrated its potential to learn complex robotic manipulation tasks. However, RL still requires the robot to collect a large amount of real-world experience. To address this…

Robotics · Computer Science 2020-03-12 Bohan Wu , Feng Xu , Zhanpeng He , Abhi Gupta , Peter K. Allen

This work introduces an end-to-end graph-based agent for accelerating the computational efficiency of Benders Decomposition. The agent's policy is parameterized by a graph neural network which takes as input a bipartite graph representation…

Optimization and Control · Mathematics 2025-11-18 Bernard T. Agyeman , Zhe Li , Ilias Mitrai , Prodromos Daoutidis

Recently, the transformer model has been successfully employed for the multi-view 3D reconstruction problem. However, challenges remain on designing an attention mechanism to explore the multiview features and exploit their relations for…

Computer Vision and Pattern Recognition · Computer Science 2023-01-18 Leslie Ching Ow Tiong , Dick Sigmund , Andrew Beng Jin Teoh

Transfer and Koopman operator methods offer a framework for representing complex, nonlinear dynamical systems via linear transformations, enabling a deeper understanding of the underlying dynamics. The spectra of these operators provide…

Dynamical Systems · Mathematics 2026-03-25 Gary Froyland , Kevin Kühl

We propose LiDAL, a novel active learning method for 3D LiDAR semantic segmentation by exploiting inter-frame uncertainty among LiDAR frames. Our core idea is that a well-trained model should generate robust results irrespective of…

Computer Vision and Pattern Recognition · Computer Science 2022-11-14 Zeyu Hu , Xuyang Bai , Runze Zhang , Xin Wang , Guangyuan Sun , Hongbo Fu , Chiew-Lan Tai

Interactive Imitation Learning (IIL) is a branch of Imitation Learning (IL) where human feedback is provided intermittently during robot execution allowing an online improvement of the robot's behavior. In recent years, IIL has increasingly…

Imitation Learning describes the problem of recovering an expert policy from demonstrations. While inverse reinforcement learning approaches are known to be very sample-efficient in terms of expert demonstrations, they usually require…

Machine Learning · Computer Science 2019-06-20 Huang Xiao , Michael Herman , Joerg Wagner , Sebastian Ziesche , Jalal Etesami , Thai Hong Linh

Accurate and high-fidelity demonstration data acquisition is a critical bottleneck for deploying robot Imitation Learning (IL) systems, particularly when dealing with heterogeneous robotic platforms. Existing teleoperation systems often…

Robotics · Computer Science 2025-10-17 Xu Chi , Chao Zhang , Yang Su , Lingfeng Dou , Fujia Yang , Jiakuo Zhao , Haoyu Zhou , Xiaoyou Jia , Yong Zhou , Shan An

Quadruped mobile manipulators offer strong potential for agile loco-manipulation but remain difficult to control and transfer reliably from simulation to reality. Reinforcement learning (RL) shows promise for whole-body control, yet most…

Robotics · Computer Science 2025-12-23 Yadong Liu , Jianwei Liu , He Liang , Dimitrios Kanoulas

Precise robotic grasping of several novel objects is a huge challenge in manufacturing, automation, and logistics. Most of the current methods for model-free grasping are disadvantaged by the sparse data in grasping datasets and by errors…

Robotics · Computer Science 2023-01-31 Lei Zhang , Kaixin Bai , Zhaopeng Chen , Yunlei Shi , Jianwei Zhang

Autonomous manipulation in robot arms is a complex and evolving field of study in robotics. This paper introduces an innovative approach to this challenge by focusing on imitation learning (IL). Unlike traditional imitation methods, our…

Robotics · Computer Science 2024-02-06 Masato Kobayashi , Thanpimon Buamanee , Yuki Uranishi , Haruo Takemura

In mobile manipulation (MM), robots can both navigate within and interact with their environment and are thus able to complete many more tasks than robots only capable of navigation or manipulation. In this work, we explore how to apply…

Mobile manipulation requires coordinated control of high-dimensional, bimanual robots. Imitation learning methods have been broadly used to solve these robotic tasks, yet typically ignore the bilateral morphological symmetry inherent in…

Imitation learning practitioners have often noted that conditioning policies on previous actions leads to a dramatic divergence between "held out" error and performance of the learner in situ. Interactive approaches can provably address…

Machine Learning · Computer Science 2021-02-12 Jonathan Spencer , Sanjiban Choudhury , Arun Venkatraman , Brian Ziebart , J. Andrew Bagnell

We present a control framework that enables humanoid robots to perform collaborative transportation tasks with a human partner. The framework supports both translational and rotational motions, which are fundamental to co-transport…

Robotics · Computer Science 2025-12-09 Shubham S. Kumbhar , Abhijeet M. Kulkarni , Panagiotis Artemiadis

Surgical action planning requires predicting future instrument-verb-target triplets for real-time assistance. While teleoperated robotic surgery provides natural expert demonstrations for imitation learning (IL), reinforcement learning (RL)…

Artificial Intelligence · Computer Science 2025-10-21 Maxence Boels , Harry Robertshaw , Thomas C Booth , Prokar Dasgupta , Alejandro Granados , Sebastien Ourselin

Bimanual manipulation is a fundamental robotic skill that requires continuous and precise coordination between two arms. While imitation learning (IL) is the dominant paradigm for acquiring this capability, existing approaches, whether…

Robust visual localization for urban vehicles remains challenging and unsolved. The limitation of computation efficiency and memory size has made it harder for large-scale applications. Since semantic information serves as a stable and…

Robotics · Computer Science 2020-10-14 Ziwei Liao , Jieqi Shi , Xianyu Qi , Xiaoyu Zhang , Wei Wang , Yijia He , Ran Wei , Xiao Liu