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Tyler Ga Wei Lum

7 accepted papers

2026

SimToolReal: An Object-Centric Policy for Zero-Shot Dexterous Tool Manipulation

RSS 2026poster

The ability to manipulate tools significantly expands the set of tasks a robot can perform. Yet, tool manipulation represents a challenging class of dexterity, requiring grasping thin objects, in-hand object rotations, and forceful interactions. Since collecting teleoperation data for these behavior…

Cited by 0SourceScholar
2025

Crossing the Human-Robot Embodiment Gap with Sim-to-Real RL using One Human Demonstration

CoRL 2025poster

Teaching robots dexterous manipulation skills often requires collecting hundreds of demonstrations using wearables or teleoperation, a process that is challenging to scale. Videos of human-object interactions are easier to collect and scale, but leveraging them directly for robot learning is difficu…

Cited by 0SourcecodeScholar
2025

Scaffolding Dexterous Manipulation with Vision-Language Models

NeurIPS 2025poster

Dexterous robotic hands are essential for performing complex manipulation tasks, yet remain difficult to train due to the challenges of demonstration collection and high-dimensional control. While reinforcement learning (RL) can alleviate the data bottleneck by generating experience in simulation, i…

Cited by 0SourceScholar
2024

DextrAH-G: Pixels-to-Action Dexterous Arm-Hand Grasping with Geometric Fabrics

CoRL 2024poster

A pivotal challenge in robotics is achieving fast, safe, and robust dexterous grasping across a diverse range of objects, an important goal within industrial applications. However, existing methods often have very limited speed, dexterity, and generality, along with limited or no hardware safety gua…

Cited by 13SourceScholar
2024

Get a Grip: Multi-Finger Grasp Evaluation at Scale Enables Robust Sim-to-Real Transfer

CoRL 2024poster

This work explores conditions under which multi-finger grasping algorithms can attain robust sim-to-real transfer. While numerous large datasets facilitate learning *generative* models for multi-finger grasping at scale, reliable real-world dexterous grasping remains challenging, with most methods d…

Cited by 2SourceScholar
2024

Neural Attention Field: Emerging Point Relevance in 3D Scenes for One-Shot Dexterous Grasping

CoRL 2024poster

One-shot transfer of dexterous grasps to novel scenes with object and context variations has been a challenging problem. While distilled feature fields from large vision models have enabled semantic correspondences across 3D scenes, their features are point-based and restricted to object surfaces, l…

Cited by 2SourceScholar
2023

Reinforcement Learning Enables Real-Time Planning and Control of Agile Maneuvers for Soft Robot Arms

CoRL 2023poster

Control policies for soft robot arms typically assume quasi-static motion or require a hand-designed motion plan. To achieve real-time planning and control for tasks requiring highly dynamic maneuvers, we apply deep reinforcement learning to train a policy entirely in simulation, and we identify str…

Cited by 13SourceScholar