
63
Chapter 6
Application of HDP-HMM
in Recognition of Dynamic
Hand Gestures
Lv Wu, Ting Zhang, and Fei Hu
6.1 Introduction
Nowadays, stroke is the leading cause of disability among adults in the United States, and
more than 4 million people in the United States have suffered from a stroke [1]. Currently, the
entire nation spends more than $10 billion per year for visiting poststroke rehabilitation experts
such as physical therapists (PTs) [1]. It is important to accurately recognize complex data glove ges-
tures (static) and motions (dynamic). Virtual reality (VR) is a typical cyber-physical system (CPS)
because of the interactions of physical object ...