An adaptive noise canceller with adaptive delay compensation for a distant noise source. - Akihiko Sugiyama; Ryoji Miyahara; Masanori Kato (ICASSP, 2011)

An auto-focusing-noise suppressor for cellphone movies based on multiple noise references. - Akihiko Sugiyama; Ryoji Miyahara (ICCE, 2012)

Impact-noise suppression with phase-based detection. - Akihiko Sugiyama; Ryoji Miyahara; Kwangsoo Park (EUSIPCO, 2013)

An auto-focusing noise suppressor for cellphone movies based on peak preservation and phase randomization. - Ryoji Miyahara; Akihiko Sugiyama (ICASSP, 2013)

Phase randomization - A new paradigm for single-channel signal enhancement. - Akihiko Sugiyama; Ryoji Miyahara (ICASSP, 2013)

A zooming-noise suppressor with no a priori information for digital still cameras. - Akihiko Sugiyama; Ryoji Miyahara (ICCE, 2013)

Semi-automated Virtual Unfolded View Generation Method of Stomach from CT Volumes. - Masahiro Oda 001; Tomoaki Suito; Yuichiro Hayashi; Takayuki Kitasaka; Kazuhiro Furukawa; Ryoji Miyahara; Yoshiki Hirooka; Hidemi Goto; Gen Iinuma; Kazunari Misawa; Shigeru Nawano; Kensaku Mori (MICCAI (1), 2013)

Tapping-noise suppression with magnitude-weighted phase-based detection. - Akihiko Sugiyama; Ryoji Miyahara (WASPAA, 2013)

A lowdistortion noise canceller with a novel stepsize control and conditional cancellation. - Akihiko Sugiyama; Ryoji Miyahara (EUSIPCO, 2014)

An auto-focusing noise suppressor for cellphone movies based on phase randomization and power compensation. - Ryoji Miyahara; Akihiko Sugiyama (ICASSP, 2014)

A new generalized sidelobe canceller with a compact array of microphones suitable for mobile terminals. - Akihiko Sugiyama; Ryoji Miyahara (ICASSP, 2014)

A tapping-noise suppressor with magnitude-weighted phase-based detection for smartphones. - Akihiko Sugiyama; Ryoji Miyahara (ICCE, 2014)

Colonoscope navigation system using colonoscope tracking method based on line registration. - Masahiro Oda 001; Hiroaki Kondo; Takayuki Kitasaka; Kazuhiro Furukawa; Ryoji Miyahara; Yoshiki Hirooka; Hidemi Goto; Nassir Navab; Kensaku Mori (Image-Guided Procedures, 2014)

A directional noise suppressor with an adjustable constant beamwidth for multichannel signal enhancement. - Akihiko Sugiyama; Ryoji Miyahara (EUSIPCO, 2015)

A directional noise suppressor with a specified beamwidth. - Akihiko Sugiyama; Ryoji Miyahara (ICASSP, 2015)

A wind-noise suppressor with wind-burst detection based on a stationary noise estimate. - Akihiko Sugiyama; Masanori Kato; Ryoji Miyahara (ICCE, 2015)

Tracking Accuracy Evaluation of Electromagnetic Sensor-Based Colonoscope Tracking Method. - Masahiro Oda 001; Hiroaki Kondo; Takayuki Kitasaka; Kazuhiro Furukawa; Ryoji Miyahara; Yoshiki Hirooka; Hidemi Goto; Nassir Navab; Kensaku Mori (CARE@MICCAI, 2015)

Fast and accurate personal authentication using ear acoustics. - Takayuki Arakawa; Takafumi Koshinaka; Shohei Yano; Hideki Irisawa; Ryoji Miyahara; Hitoshi Imaoka (APSIPA, 2016)

Gain relaxation: A useful technique for signal enhancement with an unaware local noise source targeted at speech recognition. - Ryoji Miyahara; Akihiko Sugiyama (ICASSP, 2016)

A distant signal pick-up system for audio recording with a constant background-noise level. - Akihiko Sugiyama; Ryoji Miyahara (ICCE, 2016)

Position-based adjustment of landmark-based correspondence finding in electromagnetic sensor-based colonoscope tracking method. - Masahiro Oda 001; Hiroaki Kondo; Takayuki Kitasaka; Kazuhiro Furukawa; Ryoji Miyahara; Yoshiki Hirooka; Hidemi Goto; Nassir Navab; Kensaku Mori (Image-Guided Procedures, 2016)

Diagonal microphone placement for the landscape/portrait interchangeable mode of a personal computer. - Ryoji Miyahara; Akihiko Sugiyama (ICASSP, 2017)

Automatic gain control with integrated signal enhancement for specified target and background-noise levels. - Akihiko Sugiyama; Ryoji Miyahara (ICASSP, 2017)

A tablet personal computer with diagonal microphone placement for the landscape/portrait interchangeable mode. - Akihiko Sugiyama; Ryoji Miyahara (ICCE, 2017)

Robust colonoscope tracking method for colon deformations utilizing coarse-to-fine correspondence findings. - Masahiro Oda 001; Hiroaki Kondo; Takayuki Kitasaka; Kazuhiro Furukawa; Ryoji Miyahara; Yoshiki Hirooka; Hidemi Goto; Nassir Navab; Kensaku Mori (Int. J. Comput. Assist. Radiol. Surg., 2017)

Colon Shape Estimation Method for Colonoscope Tracking Using Recurrent Neural Networks. - Masahiro Oda 001; Holger R. Roth; Takayuki Kitasaka; Kazuhiro Furukawa; Ryoji Miyahara; Yoshiki Hirooka; Hidemi Goto; Nassir Navab; Kensaku Mori (MICCAI (4), 2018)

Machine learning-based colon deformation estimation method for colonoscope tracking. - Masahiro Oda 001; Takayuki Kitasaka; Kazuhiro Furukawa; Ryoji Miyahara; Yoshiki Hirooka; Hidemi Goto; Nassir Navab; Kensaku Mori (Image-Guided Procedures, 2018)

A Directional Noise Suppressor with a Specified Constant Beamwidth. - Ryoji Miyahara; Akihiko Sugiyama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2018)

Gain Relaxation: A Solution to Overlooked Performance Degradation in Speech Recognition with Signal Enhancement. - Ryoji Miyahara; Akihiko Sugiyama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2018)

An Auto-Focusing-Noise Suppressor for Cell-Phone Videos Based on Multiple Noise References and Spectral Gain Selection. - Ryoji Miyahara; Akihiko Sugiyama (IEEE Trans. Consumer Electron., 2018)

A Noise Robust Hearable Device with an Adaptive Noise Canceller and Its DSP Implementation. - Akihiko Sugiyama; Ryoji Miyahara; Kouji Oosugi (ICASSP, 2019)

Scene Exchange: An Audio Processor to Replace the Background Signal for a Different Scene. - Akihiko Sugiyama; Ryoji Miyahara (ICCE, 2019)

Colonoscope tracking method based on shape estimation network. - Masahiro Oda 001; Holger R. Roth; Takayuki Kitasaka; Kazuhiro Furukawa; Ryoji Miyahara; Yoshiki Hirooka; Nassir Navab; Kensaku Mori (Image-Guided Procedures, 2019)

A Hearing Device With an Adaptive Noise Canceller for Noise-Robust Voice Input. - Ryoji Miyahara; Kouji Oosugi; Akihiko Sugiyama (IEEE Trans. Consumer Electron., 2019)