Online Model Adaptation with Feedforward Compensation

A Abuduweili, C Liu - Conference on Robot Learning, 2023 - proceedings.mlr.press
To cope with distribution shifts or non-stationarity in system dynamics, online adaptation
algorithms have been introduced to update offline-learned prediction models in real-time …

Soft Human-Robot Handover Using a Vision-Based Pipeline

C Castellani, E Turco, V Bo, M Malvezzi… - IEEE Robotics and …, 2024 - ieeexplore.ieee.org
Handing over objects is an essential task in human-robot collaborative scenarios. Previous
studies have predominantly employed rigid grippers to perform the handover, focusing on …

A lightweight and transferable design for robust lego manipulation

R Liu, Y Sun, C Liu - International Symposium on …, 2024 - asmedigitalcollection.asme.org
Lego is a well-known platform for prototy** pixelized objects. However, robotic Lego
prototy** (ie, manipulating Lego bricks) is challenging due to the tight connections and …

StableLego: Stability Analysis of Block Stacking Assembly

R Liu, K Deng, Z Wang, C Liu - IEEE Robotics and Automation …, 2024 - ieeexplore.ieee.org
Structural stability is a necessary condition for successful construction of an assembly.
However, designing a stable assembly requires a non-trivial effort since a slight variation in …

Physics-Aware Combinatorial Assembly Sequence Planning using Data-free Action Masking

R Liu, A Chen, W Zhao, C Liu - arxiv preprint arxiv:2408.10162, 2024 - arxiv.org
Combinatorial assembly uses standardized unit primitives to build objects that satisfy user
specifications. This paper studies assembly sequence planning (ASP) for physical …

Dexterous Safe Control for Humanoids in Cluttered Environments via Projected Safe Set Algorithm

R Chen, Y Sun, C Liu - arxiv preprint arxiv:2502.02858, 2025 - arxiv.org
It is critical to ensure safety for humanoid robots in real-world applications without
compromising performance. In this paper, we consider the problem of dexterous safety …

An Offline Reinforcement Learning-Based Framework for Proactive Robot Assistance in Assembly Task

Y You, B Cai, Z Ji - Available at SSRN 4991176 - papers.ssrn.com
Proactive robot assistance plays a critical role in human-robot collaborative assembly
(HRCA), enhancing operational efficiency, product quality and workers' ergonomics. The …