Internal noise reduction combining microphones and a piezoelectric device under blind condition. - Mitsuharu Matsumoto; Tomomi Abe; Shuji Hashimoto (MFI, 2008)

Noise Reduction Based on Cross TF epsilon-Filter. - Tomomi Abe; Mitsuharu Matsumoto; Shuji Hashimoto (SIGMAP, 2008)

Parameter Optimization in Epsilon-filter for Acoustical Signal based on Correlation Coefficient. - Tomomi Abe; Mitsuharu Matsumoto; Shuji Hashimoto (ISCAS, 2009)

Parameter Optimization in Time-frequency e-Filter based on Correlation Coefficient. - Tomomi Abe; Mitsuharu Matsumoto; Shuji Hashimoto (SIGMAP, 2009)

Parameter Setting of Noise Reduction Filter using Speech Recognition System. - Tomomi Abe; Mitsuharu Matsumoto; Shuji Hashimoto (IJCCI (ICFC-ICNC), 2010)

Design of a floating-type impedance scaling circuit for large capacitances. - Fujihiko Matsumoto; Tatsuya Fujii; Syuzo Nishioka; Tomomi Abe; Takeshi Ohbuchi (ISPACS, 2013)