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About

Dr. Tiegen Liu is a leading researcher in advanced optical sensing and precision measurement, with a focus on fiber optic shape sensing, laser metrology, and intelligent robotic systems. His most impactful work includes the development of a twist-compensated, high-accuracy fiber optic shape sensor using phase demodulation in optical frequency domain reflectometry, which has garnered 20 citations since 2024. Dr. Liu also contributed a comprehensive review on improved laser measurement techniques, highlighting advancements in MEMS motion and robotics control, cited 17 times. His innovative applications extend to underground construction, where he pioneered automatic segment assembly in shield tunneling using multiple imaging sensors, and to bio-inspired sensing, designing a whisker array based on fiber Bragg gratings for surface shape measurement. Additionally, his earlier work on monocular vision-based mobile robot localization and navigation demonstrates his versatility in merging optics with autonomous systems. With a career spanning over a decade, Dr. Liu’s research has significantly advanced high-precision, real-time sensing technologies, earning recognition for their practical impact in robotics, civil engineering, and industrial metrology.