| 2017 | ICASSP | Automatic node selection for Deep Neural Networks using Group Lasso regularization. | Tsubasa Ochiai, Shigeki Matsuda, Hideyuki Watanabe, Shigeru Katagiri |
| 2016 | ICASSP | Bottleneck linear transformation network adaptation for speaker adaptive training-based hybrid DNN-HMM speech recognizer. | Tsubasa Ochiai, Shigeki Matsuda, Hideyuki Watanabe, Xugang Lu, Hisashi Kawai, Shigeru Katagiri |
| 2015 | CEC | Formulation of the kernel logistic regression based on the confusion matrix. | Miho Ohsaki, Kenji Matsuda, Peng Wang, Shigeru Katagiri, Hideyuki Watanabe |
| 2015 | ICASSP | Speaker adaptive training for deep neural networks embedding linear transformation networks. | Tsubasa Ochiai, Shigeki Matsuda, Hideyuki Watanabe, Xugang Lu, Chiori Hori, Shigeru Katagiri |
| 2012 | ICASSP | Increasing virtual samples through loss smoothness determination in large geometric margin minimum classification error training. | Tsukasa Ohashi, Hideyuki Watanabe, Jun'ichi Tokuno, Shigeru Katagiri, Miho Ohsaki, Shigeki Matsuda, Hideki Kashioka |
| 2010 | ICASSP | Minimum Error Classification with geometric margin control. | Hideyuki Watanabe, Shigeru Katagiri, Kouta Yamada, Erik McDermott, Atsushi Nakamura, Shinji Watanabe, Miho Ohsaki |
| 1999 | Interspeech | Speaker recognition based on discriminative feature extraction - optimization of mel-cepstral features using second-order all-pass warping function. | Chiyomi Miyajima, Hideyuki Watanabe, Tadashi Kitamura, Shigeru Katagiri |
| 1998 | ICASSP | Minimum detection error training for acoustic signal monitoring. | Hideyuki Watanabe, Yuji Matsumoto, Shigeru Katagiri |
| 1997 | ICASSP | HMM speech recognizer based on discriminative metric design. | Hideyuki Watanabe, Shigeru Katagiri |
| 1996 | Interspeech | Unknown-multiple signal source clustering problem using ergodic HMM and applied to speaker classification. | Jin'ichi Murakami, Masahide Sugiyama, Hideyuki Watanabe |
| 1995 | ICASSP | Discriminative metric design for pattern recognition. | Hideyuki Watanabe, Tsuyoshi Yamaguchi, Shigeru Katagiri |
| 1993 | ICASSP | Speech segmentation and clustering based on speaker features. | Masahide Sugiyama, Jin'ichi Murakami, Hideyuki Watanabe |
| 1991 | ICASSP | Maximum likelihood bearing estimation by quasi-Newton method using a uniform linear array. | Hideyuki Watanabe, Masakiyo Suzuki, Nobuo Nagai, Nobuhiro Miki |