Search Results for author: Kaizhe Hu

Found 9 papers, 5 papers with code

DenseMatcher: Learning 3D Semantic Correspondence for Category-Level Manipulation from a Single Demo

no code implementations6 Dec 2024 Junzhe Zhu, Yuanchen Ju, Junyi Zhang, Muhan Wang, Zhecheng Yuan, Kaizhe Hu, Huazhe Xu

Dense 3D correspondence can enhance robotic manipulation by enabling the generalization of spatial, functional, and dynamic information from one object to an unseen counterpart.

Object Semantic correspondence

Stem-OB: Generalizable Visual Imitation Learning with Stem-Like Convergent Observation through Diffusion Inversion

1 code implementation7 Nov 2024 Kaizhe Hu, Zihang Rui, Yao He, Yuyao Liu, Pu Hua, Huazhe Xu

Visual imitation learning methods demonstrate strong performance, yet they lack generalization when faced with visual input perturbations, including variations in lighting and textures, impeding their real-world application.

Data Augmentation Imitation Learning

Make-An-Agent: A Generalizable Policy Network Generator with Behavior-Prompted Diffusion

no code implementations15 Jul 2024 Yongyuan Liang, Tingqiang Xu, Kaizhe Hu, Guangqi Jiang, Furong Huang, Huazhe Xu

Can we generate a control policy for an agent using just one demonstration of desired behaviors as a prompt, as effortlessly as creating an image from a textual description?

Rethinking Transformers in Solving POMDPs

1 code implementation27 May 2024 Chenhao Lu, Ruizhe Shi, Yuyao Liu, Kaizhe Hu, Simon S. Du, Huazhe Xu

Sequential decision-making algorithms such as reinforcement learning (RL) in real-world scenarios inevitably face environments with partial observability.

Decision Making Reinforcement Learning (RL) +1

RL-ViGen: A Reinforcement Learning Benchmark for Visual Generalization

1 code implementation NeurIPS 2023 Zhecheng Yuan, Sizhe Yang, Pu Hua, Can Chang, Kaizhe Hu, Huazhe Xu

Visual Reinforcement Learning (Visual RL), coupled with high-dimensional observations, has consistently confronted the long-standing challenge of out-of-distribution generalization.

Out-of-Distribution Generalization reinforcement-learning +1

Decision Transformer under Random Frame Dropping

1 code implementation3 Mar 2023 Kaizhe Hu, Ray Chen Zheng, Yang Gao, Huazhe Xu

Typical RL methods usually require considerable online interaction data that are costly and unsafe to collect in the real world.

Deep Reinforcement Learning MuJoCo +1

Extraneousness-Aware Imitation Learning

no code implementations4 Oct 2022 Ray Chen Zheng, Kaizhe Hu, Zhecheng Yuan, Boyuan Chen, Huazhe Xu

To tackle this problem, we introduce Extraneousness-Aware Imitation Learning (EIL), a self-supervised approach that learns visuomotor policies from third-person demonstrations with extraneous subsequences.

Imitation Learning

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