I am a PhD student at UT Austin, advised by Prof. Ufuk Topcu and Prof. Sandeep Chinchali.

Prior to joining UT, I earned my Master’s degree in Computer Science at UC Berkeley, advised by Prof. Pieter Abbeel; and my Bachelor’s degrees in Computer Science and Applied Mathematics.

My research interests include robotics, deep reinforcement learning, and computer vision. I aim to develop efficient representation learning methods to enable robots to better understand and plan in unstructured household environments, from high-dimensional sensor input.

Email: ruihan (dot) zhao [at] utexas (dot) edu
[GitHub][CV][LinkedIn][Google Scholar]

News

  • Human-Agent Coordination in Games under Incomplete Information via Multi-Step Intent is accepted to AAMAS 2025.
  • Accelerating Visual Sparse-Reward Learning with Latent Nearest-Demonstration-Guided Exploration (LaNE) is accepted to CoRL 2024.

Research

Shenghui Chen*, Ruihan Zhao*, Sandeep Chinchali, Ufuk Topcu

Human-Agent Coordination in Games under Incomplete Information via Multi-Step Intent

Published at AAMAS 2025 [Paper]

Ruihan Zhao, Ufuk Topcu, Sandeep Chinchali, Mariano Phielipp

Accelerating Visual Sparse-Reward Learning with Latent Nearest-Demonstration-Guided Exploration (LaNE)

Published at CoRL 2024 [Project]

Aditya Narayanan, Pranav Kasibhatla, Minkyu Choi, Po-han Li, Ruihan Zhao, Sandeep Chinchal

PEERNet: An End-to-End Profiling Tool for Real-Time Networked Robotic Systems
Published at IROS 2024

Georgios Bakirtzis, Michail Savvas, Ruihan Zhao, Sandeep Chinchali, Ufuk Topcu

Reduce, Reuse, Recycle: Categories for Compositional Reinforcement Learning
Published at ECAI 2024

S P Sharan*, Ruihan Zhao*, Ufuk Topcu, Zhangyang Wang, Sandeep Chinchal

Plan Diffuser: Grounding LLM Planners with Diffusion Models for Robotic Manipulation
Presented at CoRL 2023 Workshop [Paper]

Po-han Li*, Sravan Kumar Ankireddy*, Ruihan Zhao, Hossein Nourkhiz Mahjoub

Task-aware Distributed Source Coding under Dynamic Bandwidth
Published at NeurIPS 2023 [Paper]

Chenyu You, Ruihan Zhao, Fenglin Liu, Siyuan Dong, Sandeep Chinchali, Ufuk Topcu, Lawrence Staib, James S. Duncan

Class-Aware Adversarial Transformers for Medical Image Segmentation
Published at NeurIPS 2022 [Paper]

Kourosh Hakhamaneshi*, Ruihan Zhao*Albert Zhan*, Pieter Abbeel, Michael Laskin

Hierarchical Few-Shot Imitation with Skill Transition Models
Published at ICLR 2022 [Project]

Albert Zhan*, Ruihan Zhao*, Lerrel Pinto, Pieter Abbeel, Michael Laskin
A Framework for Efficient Robotic Manipulation (FERM)
Published at IROS 2022 [Project]

Ruihan Zhao, Kevin Lu, Pieter Abbeel, Stas Tiomkin
Efficient Empowerment Estimation for Unsupervised Stabilization
Published at ICLR 2021 [Project Page] [Paper] [Code]

Ruihan Zhao, Stas Tiomkin, Pieter Abbeel
Learning Efficient Representation for Intrinsic Motivation
Presented at NeurIPS 2019 Deep RL Workshop [Paper]

Education

2021.8 – Now
University of Texas at Austin
Ph.D. in ECE

2016.8 – 2021.5
University of California, Berkeley

M.S. in Computer Science
B.A. in Computer Science & Applied Mathematics

Experience

  • 2021.8 – Now, Research Assistant
    Advisors: Prof. Ufuk Topcu, Prof. Sandeep Chinchali
  • 2021.5 – 2021.8, Deep Reinforcement Learning Intern, Intel Labs
    Advisor: Dr. Mariano Phielipp
  • 2019.1 – 2021.5, Research Assistant, Berkeley AI Research (BAIR)
    Advisor: Prof. Pieter Abbeel
  • 2018.8 – 2018.12, Research Assistant, Undergraduate Research Apprentice Program (URAP)
    Advisor: Prof. Gerald Friedland

Other Projects

Ruihan Zhao, Angjoo Kanazawa
Learning Meshes for In-gripper Objects
CS294-173: Learning 3D Vision, final project [Report]

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