| 2018 | ICASSP | Multi Scale Feedback Connection for Noise Robust Acoustic Modeling. | Dung T. Tran, Ken-ichi Iso, Motoi Omachi, Yuya Fujita |
| 2016 | Interspeech | Robust DNN-Based VAD Augmented with Phone Entropy Based Rejection of Background Speech. | Yuya Fujita, Ken-ichi Iso |
| 2012 | Interspeech | Improvements in Japanese Voice Search. | Ken-ichi Iso, Edward Whittaker, Tadashi Emori, Junpei Miyake |
| 2010 | ICASSP | Speaker clustering using vector quantization and spectral clustering. | Ken-ichi Iso |
| 2005 | ICASSP | An HMM-based Text Segmentation Method Using Variational Bayes Approach and Its Application to LVCSR for Broadcast News. | Takafumi Koshinaka, Ken-ichi Iso, Akitoshi Okumura |
| 2004 | ICASSP | Speech-activated text retrieval system for multimodal cellular phones. | Shin-ya Ishikawa, Takahiro Ikeda, Kiyokazu Miki, Fumihiro Adachi, Ryosuke Isotani, Ken-ichi Iso, Akitoshi Okumura |
| 2004 | Interspeech | Hands-free speech recognition using blind source separation post-processed by two-stage spectral subtraction. | Masanori Tsujikawa, Ken-ichi Iso |
| 2003 | ICASSP | Speaker adaptation by hierarchical EigenVoice. | Yoshifumi Onishi, Ken-ichi Iso |
| 2002 | ICASSP | Efficient reduction of Gaussian components using MDL criterion for HMM-based speech recognition. | Koichi Shinoda, Ken-ichi Iso |
| 2002 | ICMI | An Automatic Speech Translation System on PDAs for Travel Conversation. | Ryosuke Isotani, Kiyoshi Yamabana, Shinichi Ando, Ken Hanazawa, Shin-ya Ishikawa, Tadashi Emori, Ken-ichi Iso, Hiroaki Hattori, Akitoshi Okumura, Takao Watanabe |
| 1998 | Interspeech | Predictive speaker adaptation and its prior training. | Dieu Tran, Ken-ichi Iso |
| 1995 | ICASSP | High speed speech recognition using tree-structured probability density function. | Takao Watanabe, Koichi Shinoda, Keizaburo Takagi, Ken-ichi Iso |
| 1994 | Interspeech | A speech recognition model using internal degrees of freedom. | Ken-ichi Iso |
| 1994 | Interspeech | An automatic voice dialing system developed on PC speech i/o platform. | Jun Noguchi, Shinsuke Sakai, Kaichiro Hatazaki, Ken-ichi Iso, Takao Watanabe |
| 1993 | ICASSP | Speech recognition using dynamical model of speech production. | Ken-ichi Iso |
| 1991 | ICASSP | Large vocabulary speech recognition using neural prediction model. | Ken-ichi Iso, Takao Watanabe |
| 1991 | ICASSP | Speaker adaptation for demi-syllable based continuous density HMM. | Koichi Shinoda, Ken-ichi Iso, Takao Watanabe |
| 1990 | ICASSP | Speaker-independent word recognition using a neural prediction model. | Ken-ichi Iso, Takao Watanabe |
| 1990 | Interspeech | Speech recognition using demi-syllable neural prediction model. | Ken-ichi Iso, Takao Watanabe |
| 1990 | Interspeech | Speaker adaptation for demi-syllable based speech recognition using continuous HMM. | Koichi Shinoda, Ken-ichi Iso, Takao Watanabe |
| 1989 | ICASSP | Speaker-independent word recognition using dynamic programming neural networks. | Hiroaki Sakoe, Ryosuke Isotani, Kazunaga Yoshida, Ken-ichi Iso, Takao Watanabe |