H. K. Nishihara
Papers
9
Total Citations
400
H-Index
7
About
H. K. Nishihara is a pioneering researcher in computer vision, whose work has fundamentally shaped real-time stereo imaging for robotics and autonomous systems. His primary research areas include binocular stereo matching, photometric stereo, and real-time visual perception for robotic control and tracking. Nishihara’s most significant contribution is the development of the PRISM (Practical Real-Time Imaging Stereo Matcher) algorithm, which enables rapid, noise-tolerant range measurements from stereo image pairs—a critical capability for robots operating in dynamic, unstructured environments. His seminal 1984 paper on this algorithm has accumulated over 210 citations, underscoring its lasting influence. Notably, Nishihara extended this work by integrating photometric stereo to determine grasp points for robotic manipulation, as well as pioneering real-time tracking of people using combined stereo and motion cues. His research also advanced the practical implementation of the Marr and Poggio stereo matching theory, bridging computational models with real-world hardware. With a career spanning foundational algorithmic work to applied robotics, Nishihara’s contributions remain essential reading for anyone interested in real-time vision, robotic perception, and the engineering of systems that see and interact with the world.
Research Focus
Key Achievements
Top Papers
- 1Practical Real-Time Imaging Stereo Matcher210 citations · 1984
- 2PRISM: A Practical Real-Time Imaging Stereo Matcher90 citations · 1984
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- 7Practical real-time imaging stereo matcher14 citations · 1987
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- 9Using real-time stereopsis for mobile robot control2 citations · 1991