Harvard
Chih-Han Yu
Ph.D. Student in Computer Science
Harvard University
Self-Organizing System
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SSR Group



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Chih-Han Yu

Ph.D. Candidate, Computer Science
Harvard University

33 Oxford Street (Lab: Rm 236 Office: Rm 238), Cambridge, MA 02138
chyu@fas.harvard.edu

Research Interests: Multi-Agent System, Cooperative Control, Graph Dynamics,
Self-Organizing Principles, Robotics, Machine Learning

Brief Bio


I am a fourth year Ph.D. candidate in Computer Science at Harvard University. My advisor is Prof. Radhika Nagpal, and I am affiliated with SSR group and Harvard's Wyss Institute for Bio-Inspired Engineering. Before coming here, I was a master’s student working at Stanford Artificial Intelligence Lab (with Prof. Andrew Ng). Even before that, I did my undergraduate in Computer Science at National Taiwan University (with Profs. Yi-Ping Hung and Chu-Song Chen). 2006 summer, I was a research intern in Intel Research, working with Dr. Georgios Theocharous and Prof. Shie Mannor.


Research


Publications

Engineering Self-Adaptive Modular Robotics: A Bio-Inspired Approach (Video Paper)
Chih-Han Yu, Radhika Nagpal
International Conference on Intelligent Robots and Systems (IROS), 2009 (pdf) (Video link)
Keywords: Adaptive/Distributed Control, Modular Robot

Self-Adapting Modular Robotics: A Generalized Distributed Consensus Framework
Chih-Han Yu, Radhika Nagpal
International Conference on Robotics and Automation (ICRA), 2009. (pdf)
Online appendix for proofs (pdf)
Keywords: Adaptive/Distributed Control, Modular Robot, Robotic Grasping, Locomotion

Sensing-based Shape Formation Tasks on Modular Multi-Robot Systems: A Theoretical Study
Chih-Han Yu, Radhika Nagpal
International Conference on Autonomous Agents and Multi-Agent Systems (AAMAS), 2008. (pdf)
Nominated for Best Student Paper Award.

Keywords: Multi-Agent Theory, Distributed Constraint, Graph Dynamics, Centralized vs Decentralized

Engineering Self-Organizing  Multi-Agent System (Demo Paper)
Radhika Nagpal, Chih-Han Yu, Daniel Yamins
International Conference on Autonomous Agents and Multi-Agent Systems (AAMAS), 2008 (pdf)

Best Robotics Demo Runnerup.

Morpho: A Self-deformable Modular Robot Inspired by Cellular Structure
Chih-Han Yu, Kristina Haller, Donald Ingber, Radhika Nagpal
IEEE/RSJ 
International Conference on Intelligent Robots and Systems (IROS), 2008 (pdf)
Keywords: Hardware Design, Modular Robot, Biological Theory

Distributed Consensus and Self-Adapting Modular Robot
Chih-Han YuRadhika Nagpal
Self-reconfigurable Robot Workshop 
IEEE/RSJ 
International Conference on Intelligent Robots and Systems (IROS), 2008
Keywords: Multi-Agent Theory, Distributed Constraint, Graph Dynamics, Centralized vs Decentralized

Self-Adaptive Furniture
Chih-Han Yu, FX Williems, Krinstina Haller, Donald Ingber, Radhika Nagpal
Workshop on Imagine Future Domestic, Aahus, Denmark Jan, 2008 (pdf)

Keywords: Robotic Furniture, Human-Robot Interaction

Self-organizing Environmentally-adaptive Shapes on a Modular Robot
Chih-Han Yu, FX Williems, Donald Ingber, Radhika Nagpal
IEEE/RSJ 
International Conference on Intelligent Robots and Systems (IROS), Oct, 2007 (pdf)
Keywords: Adaptive/Distributed Control, Modular Robot

Utility and User Model Based Power Management (Poster Abstract)
Chih-Han Yu, Shie Mannor, Georgios Theocharous, Avi Pfeffer
National Conference on Artificial Intelligence (AAAI) 2007, (pdf)
Keywords: Machine Learning, Graphical Model, Power Management System

Machine Learning for Adaptive Power Management
Georgios Theocharous et al
Intel Technology Journal, 10(4), Nov, 2006, (pdf)

Keywords: Machine Learning, Power Management System

Quadruped Robot Obstacle Negotiation via Reinforcement Learning
Honglak Lee, Yirong Shen, Chih-Han Yu, Gurjeet Singh, and Andrew Y. Ng
IEEE  International Conference on Robotics and Automation (ICRA), 2006, (pdf) 
Keywords: Reinforcement Learning, Robot Locomotion

Open Loop Plans in POMDPs
Chih-Han Yu, Jason Chuang, Brian Gerkey, Geoff Gordon and Andrew Y. Ng
Technical Report, Stanford University CS Dept., 2005, (pdf)
Keywords: POMPDs, Multi-Robot Exploration

A Purely image-Based Approach to Augmenting Panorama with Object Movies

Yi-Ping Hung et al
DMS International Symposium on Computer Graphics and Virtual Reality, 2003, (pdf)
Keywords: Virtual Reality, Augmented Reality

Interactive Object Manipulation Strategies for Browsing Object-Centered Image Set
Chih-Han Yu, Yu-Pao Tsai, Chu-Song Chen, Yi-Ping Hung
Computer Graphics Workshop, Taiwan, 2002, (pdf)
Keywords: Virtual Reality, Augmented Reality

Patents

Active, Soft Orthotics
Leia Stirling, Chih-Han Yu, Eugene Goldfield, Rob Wood, Radhika Nagpal
US Provisional Patent, 2009

Environmentally-Adaptive Shapes with a Multi-agent System

Chih-Han Yu and Radhika Nagpal
US Patent Pending, 2007 (Reference Link)

Some projects I had previously involed in:

Quadruped Robot Project (Stanford, link)

DARPA Grand Challenge (Stanford, link)