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Chenran Li

14 accepted papers

2026

COMPASS: Cross-embOdiment Mobility Policy Via ResiduAl RL and Skill Synthesis

ICRA 2026poster

As robots are increasingly deployed in diverse application domains, enabling robust mobility across different embodiments has become a critical challenge. Classical mobility stacks, though effective on specific platforms, require extensive per-robot tuning and do not scale easily to new embodiments.…

2026

DexCtrl: Sim-To-Real Dexterity with Adaptive Controller Learning

ICRA 2026poster

Dexterous manipulation has advanced rapidly, with policies now capable of performing complex, contact-rich tasks in simulation. However, transferring these policies from simulation to real world remains a significant challenge. A key obstacle is the mismatch in low-level controller dynamics, where s…

Cited by 0Scholar
2026

REAR: Test-time Preference Realignment through Reward Decomposition

ICML 2026poster

Aligning large language models (LLMs) with diverse user preferences is a critical yet challenging task. While post-training methods can adapt models to specific needs, they often require costly data curation and additional training. Test-time scaling (TTS) presents an efficient, training-free altern…

Cited by 0SourceScholar
2025

Adaptive Energy Regularization for Autonomous Gait Transition and Energy-Efficient Quadruped Locomotion

ICRA 2025

In reinforcement learning for legged robot locomotion, crafting effective reward strategies is crucial. Predefined gait patterns and complex reward systems are widely used to stabilize policy training. Drawing from the natural locomotion behaviors of humans and animals, which adapt their gaits to mi

Cited by 7SourceScholar
2025

MEReQ: Max-Ent Residual-Q Inverse RL for Sample-Efficient Alignment from Intervention

CoRL 2025poster

Aligning robot behavior with human preferences is crucial for deploying embodied AI agents in human-centered environments. A promising solution is interactive imitation learning from human intervention, where a human expert observes the policy's execution and provides interventions as feedback. Howe…

Cited by 0SourceScholar
2025

Residual-MPPI: Online Policy Customization for Continuous Control

ICLR 2025poster

Policies developed through Reinforcement Learning (RL) and Imitation Learning (IL) have shown great potential in continuous control tasks, but real-world applications often require adapting trained policies to unforeseen requirements. While fine-tuning can address such needs, it typically requires a…

Cited by 2SourcePDFScholar
2025

WOMD-Reasoning: A Large-Scale Dataset for Interaction Reasoning in Driving

ICML 2025poster

Language models uncover unprecedented abilities in analyzing driving scenarios, owing to their limitless knowledge accumulated from text-based pre-training. Naturally, they should particularly excel in analyzing rule-based interactions, such as those triggered by traffic laws, which are well documen…

2025

X-MOBILITY: End-to-End Generalizable Navigation via World Modeling

ICRA 2025

General-purpose navigation in challenging environments remains a significant problem in robotics, with current state-of-the-art approaches facing myriad limitations. Classical approaches struggle with cluttered settings and require extensive tuning, while learning-based methods face difficulties gen

Cited by 16SourcecodeScholar
2024

DrPlanner: Diagnosis and Repair of Motion Planners for Automated Vehicles Using Large Language Models

RA-L 2024

Motion planners are essential for the safe operation of automated vehicles across various scenarios. However, no motion planning algorithm has achieved perfection in the literature, and improving its performance is often time-consuming and labor-intensive. To tackle the aforementioned issues, we pre

Cited by 13SourcecodeScholar
2024

Optimal Driver Warning Generation in Dynamic Driving Environment

ICRA 2024poster

The driver warning system that alerts the human driver about potential risks during driving is a key feature of an advanced driver assistance system. Existing driver warning technologies, mainly the forward collision warning and unsafe lane change warning, can reduce the risk of collision caused by…

Cited by 0SourceScholar
2024

Pre-training on Synthetic Driving Data for Trajectory Prediction

IROS 2024poster

Accumulating substantial volumes of real-world driving data proves pivotal in the realm of trajectory forecasting for autonomous driving. Given the heavy reliance of current trajectory forecasting models on data-driven methodologies, we aim to tackle the challenge of learning general trajectory fore…

Cited by 13SourcecodeScholar
2023

Editing Driver Character: Socially-Controllable Behavior Generation for Interactive Traffic Simulation

RA-L 2023

Traffic simulation plays a crucial role in evaluating and improving autonomous driving planning systems. After being deployed on public roads, autonomous vehicles need to interact with human road participants with different <italic xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://w

Cited by 19SourceScholar
2023

Residual Q-Learning: Offline and Online Policy Customization without Value

NeurIPS 2023poster

Imitation Learning (IL) is a widely used framework for learning imitative behavior from demonstrations. It is especially appealing for solving complex real-world tasks where handcrafting reward function is difficult, or when the goal is to mimic human expert behavior. However, the learned imitative…

Cited by 6SourcePDFScholar
2022

Efficient Game-Theoretic Planning With Prediction Heuristic for Socially-Compliant Autonomous Driving

RA-L 2022

Planning under social interactions with other agents is an essential problem for autonomous driving. As the actions of the autonomous vehicle in the interactions affect and are also affected by other agents, autonomous vehicles need to efficiently infer the reaction of the other agents. Most existin

Cited by 23SourceScholar