Perception information processing / intelligent robotics
Hearing-based digital signal processing, Frequency estimation of periodic signals, Application of array antenna technology to wideband signals, Application of Phase Vocoder to elderly applications
Main books and papers:
◆Hiroki Takahashi and Takahiro Murakami, “The largest Cramer-Rao Lower Bound for variance estimation of acoustic signals”, 5th ASA/ASJ (2016).
◆Takahiro Murakami and Yoshihisa Ishida, “Generalized sliding discrete Fourier transform”, IEICE Trans. Fundamentals, Vol.E99-A, No.1 (2016).
◆Takahiro Murakami, Hiroyuki Yamagishi, and Yoshihisa Ishida, “Minimum length of a signal for fundamental frequency estimation and its application”, IEICE Trans. Fundamentals, Vol.E98-A, No.9 (2015).
◆Hiroki Takahashi, Takahiro Murakami, “Evaluation of the allowable delay time in hearing aids” (“Hochoki niokeru chienjikan no kyoyoryo no hyoka”), Symposium, Student Activity Committee, Tokyo Section, IEICE (2015).