A planning method for safe interaction between human arms and robot manipulators. - Hong Liu 008; Xuezhi Deng; Hongbin Zha (IROS, 2005)

A Path Planner in Changing Environments by Using W-C Nodes Mapping Coupled with Lazy Edges Evaluation. - Hong Liu 008; Xuezhi Deng; Hongbin Zha; Ding Ding (IROS, 2006)

A dynamic bridge builder to identify difficult regions for path planning in changing environments. - Ding Ding; Hong Liu 008; Xuezhi Deng; Hongbin Zha (IROS, 2007)