Biography

Polar is a Robotics Fellow in the Division of Safety Research and Center for Occupational Robotics Research at National Institute for Occupational Safety and Health (NIOSH). His research and teaching interests include Human-Robot Collaboration, Computer Vision, Reinforcement Learning, Building Information Modeling (BIM), Digital Twins, and Extended Reality (XR) to promote sustainability and safety in future construction and manufacturing sites. He received his Ph.D. in Civil Engineering and M.S. in Robotics at the University of Michigan. He also received M.S. and B.S. in Civil Engineering from National Taiwan University.

Interests

  • Robotics
  • Computer Vision
  • Reinforcement Learning
  • BIM and Digital Twins
  • Extended Reality (XR)

Education

  • Ph.D. in Civil and Environmental Engineering, 2021

    University of Michigan

  • M.S. in Robotics, 2017

    University of Michigan

  • M.S. in Civil Engineering, 2015

    National Taiwan University

  • B.S. in Civil Engineering, 2012

    National Taiwan University

Projects

Teaching robots to perform construction tasks through demonstration

Apply Learning from Demonstration method to teach construction robots.

Vision-based pose estimation for construction robots

Develop a vision-based DNN pose estimation system.

ARCT: AR for Clinical Training

Develop an AR stroke simulation for clinical training.

RAS: Robotic Assembly System for Steel Structure

RAS, a robotic assembly system for steel structure, remove workers from high places and perform steel beam assembly tasks semi-automatically.

Sky Classroom: Global Team Project and Virtual BIM Reviewer

Global construction collaboration course taught between seven universities using BIM and online collaboration platform.

BotBeep: Warning Device for Wheelchair Rearward Safety

BotBeep, an innovative and low-cost device, was developed to warn the user of elevation changes behind the wheelchair.

Recent Publications

Xi Wang, Ci-Jyun Polar Liang, Carol C. Menassa, Vineet R. Kamat (2021). Interactive and immersive process-level digital twin for collaborative human–robot construction work. Journal of Computing in Civil Engineering, 35.

PDF Project DOI

Ci-Jyun Polar Liang, Xi Wang, Vineet R. Kamat, Carol C. Menassa (2021). Human–robot collaboration in construction: classification and research trends. Journal of Construction Engineering and Management, 147.

PDF Project DOI

Ci-Jyun Polar Liang, Wes McGee, Carol C. Menassa, Vineet R. Kamat (2020). Bi-directional communication bridge for state synchronization between digital twin simulations and physical construction robots. Proceedings of the International Symposium on Automation and Robotics in Construction (ISARC).

PDF

Ci-Jyun Polar Liang, Vineet R. Kamat, Carol C. Menassa (2020). Teaching robots to perform quasi-repetitive construction tasks through human demonstration. Automation in Construction, 120.

PDF Project DOI

Ci-Jyun Polar Liang, Charles Start, Hanna Boley, Vineet R. Kamat, Carol C. Menassa, Michelle Aebersold (2020). Enhancing stroke assessment simulation experience in clinical training using augmented reality. Virtual Reality.

PDF Project DOI

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