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Chengrui Zhu

6 accepted papers

2025

Efficient Learning of A Unified Policy For Whole-body Manipulation and Locomotion Skills

IROS 2025

Equipping quadruped robots with manipulators provides unique loco-manipulation capabilities, enabling diverse practical applications. This integration creates a more complex system that has increased difficulties in modeling and control. Reinforcement learning (RL) offers a promising solution to add

Cited by 3SourceScholar
2025

L2Calib: SE (3)-Manifold Reinforcement Learning for Robust Extrinsic Calibration with Degenerate Motion Resilience

IROS 2025

Extrinsic calibration is essential for multi-sensor fusion, existing methods rely on structured targets or fully-excited data, limiting real-world applicability. Online calibration further suffers from weak excitation, leading to unreliable estimates. To address these limitations, we propose a reinf

Cited by 0SourcecodeScholar
2025

LITE: A Learning-Integrated Topological Explorer for Multi-Floor Indoor Environments

IROS 2025

This work focuses on multi-floor indoor exploration, which remains an open area of research. Compared to traditional methods, recent learning-based explorers have demonstrated significant potential due to their robust environmental learning and modeling capabilities, but most are restricted to 2D en

Cited by 0SourceScholar
2025

Learning Symmetric Legged Locomotion via State Distribution Symmetrization

IROS 2025

Morphological symmetry is a fundamental characteristic of legged animals and robots. Most existing Deep Reinforcement Learning approaches for legged locomotion neglect to exploit this inherent symmetry, often producing unnatural and suboptimal behaviors such as dominant legs or non-periodic gaits. T

Cited by 0SourceScholar
2025

MARF: Cooperative Multi-Agent Path Finding with Reinforcement Learning and Frenet Lattice in Dynamic Environments

ICRA 2025

Multi-agent path finding (MAPF) in dynamic and complex environments is a highly challenging task. Recent research has focused on the scalability of agent numbers or the complexity of the environment. Usually, they disregard the agents' physical constraints or use a differential-driven model. However

Cited by 1SourceScholar
2024

Learning Safe Locomotion for Quadrupedal Robots by Derived-Action Optimization

IROS 2024poster

Deep reinforcement learning controllers with exteroception have enabled quadrupedal robots to traverse terrain robustly. However, most of these controllers heavily depend on complex reward functions and suffer from poor convergence. This work proposes a novel learning framework called derived-action…

Cited by 0SourceScholar