Toshio Hamaguchi
Papers
3
Total Citations
28
H-Index
3
About
Toshio Hamaguchi is a pioneering researcher in sensor-based robotics, specializing in deadlock-free path-planning for mobile robots operating in uncertain environments. His major contributions center on developing on-line algorithms that enable robots to navigate reliably despite real-world challenges such as dead reckoning errors, sensor noise, and environmental unpredictability. Hamaguchi's seminal 2002 paper, "On-line deadlock-free path-planning algorithms by means of a sensor-feedback tracing" (14 citations), introduced a groundbreaking approach where a mobile robot can either find a guaranteed deadlock-free path to its goal or autonomously determine that no such path exists—a critical advancement over previous methods that required maintaining two separate termination conditions. His follow-up work (10 citations) addressed the pervasive problem of positional uncertainty from encoder and compass errors, ensuring robust navigation even with accumulating dead reckoning inaccuracies. Hamaguchi further validated his theoretical frameworks through practical experiments with a 3DD robotic manipulator in sensor-based assembly tasks (4 citations), demonstrating real-world applicability. His research has significantly influenced autonomous navigation systems, providing foundational algorithms that balance theoretical guarantees with practical sensor constraints, making him a key figure in advancing reliable robotic motion planning for complex, uncertain environments.
Research Focus
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Top Papers
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