| 2019 | ICASSP | A Noise Robust Hearable Device with an Adaptive Noise Canceller and Its DSP Implementation. | Akihiko Sugiyama, Ryoji Miyahara, Kouji Oosugi |
| 2018 | MICCAI | Colon Shape Estimation Method for Colonoscope Tracking Using Recurrent Neural Networks. | Masahiro Oda, Holger R. Roth, Takayuki Kitasaka, Kazuhiro Furukawa, Ryoji Miyahara, Yoshiki Hirooka, Hidemi Goto, Nassir Navab, Kensaku Mori |
| 2017 | ICASSP | Diagonal microphone placement for the landscape/portrait interchangeable mode of a personal computer. | Ryoji Miyahara, Akihiko Sugiyama |
| 2017 | ICASSP | Automatic gain control with integrated signal enhancement for specified target and background-noise levels. | Akihiko Sugiyama, Ryoji Miyahara |
| 2016 | ICASSP | Gain relaxation: A useful technique for signal enhancement with an unaware local noise source targeted at speech recognition. | Ryoji Miyahara, Akihiko Sugiyama |
| 2015 | ICASSP | A directional noise suppressor with a specified beamwidth. | Akihiko Sugiyama, Ryoji Miyahara |
| 2015 | MICCAI | Tracking Accuracy Evaluation of Electromagnetic Sensor-Based Colonoscope Tracking Method. | Masahiro Oda, Hiroaki Kondo, Takayuki Kitasaka, Kazuhiro Furukawa, Ryoji Miyahara, Yoshiki Hirooka, Hidemi Goto, Nassir Navab, Kensaku Mori |
| 2014 | ICASSP | An auto-focusing noise suppressor for cellphone movies based on phase randomization and power compensation. | Ryoji Miyahara, Akihiko Sugiyama |
| 2014 | ICASSP | A new generalized sidelobe canceller with a compact array of microphones suitable for mobile terminals. | Akihiko Sugiyama, Ryoji Miyahara |
| 2013 | ICASSP | An auto-focusing noise suppressor for cellphone movies based on peak preservation and phase randomization. | Ryoji Miyahara, Akihiko Sugiyama |
| 2013 | ICASSP | Phase randomization - A new paradigm for single-channel signal enhancement. | Akihiko Sugiyama, Ryoji Miyahara |
| 2013 | MICCAI | Semi-automated Virtual Unfolded View Generation Method of Stomach from CT Volumes. | Masahiro Oda, Tomoaki Suito, Yuichiro Hayashi, Takayuki Kitasaka, Kazuhiro Furukawa, Ryoji Miyahara, Yoshiki Hirooka, Hidemi Goto, Gen Iinuma, Kazunari Misawa, Shigeru Nawano, Kensaku Mori |
| 2011 | ICASSP | An adaptive noise canceller with adaptive delay compensation for a distant noise source. | Akihiko Sugiyama, Ryoji Miyahara, Masanori Kato |