A new 2-kbit/s speech coder based on normalized pitch waveform. - Yusuke Hiwasaki; Kazunori Mano (ICASSP, 1997)

A candidate for the ITU-T 4 kbit/s speech coding standard. - Jes Thyssen; Yang Gao; Adil Benyassine; Eyal Shlomot; Carlo Murgia; Huan-yu Su; Kazunori Mano; Yusuke Hiwasaki; Hiroyuki Ehara; Kazutoshi Yasunaga; Claude Lamblin; Balázs Kövesi; et al. (ICASSP, 2001)

An LPC vocoder based on phase-equalized pitch waveform. - Yusuke Hiwasaki; Kazunori Mano; Takao Kaneko (Speech Commun., 2003)

Measuring the perceived importance of time- and frequency-divided speech blocks for transmitting over packet networks. - Akitoshi Kataoka; Yusuke Hiwasaki; Toru Morinaga; Jotaro Ikedo (INTERSPEECH, 2004)

Noise Post-Processing for Low Bit-Rate CELP Coders. - Hiroyuki Ehara; Kazutoshi Yasunaga; Koji Yoshida; Yusuke Hiwasaki; Kazunori Mano; Takao Kaneko (IEICE Trans. Inf. Syst., 2004)

Design of a Robust LSP Quantizer for a High-Quality 4-kbit/s CELP Speech Coder. - Yusuke Hiwasaki; Kazunori Mano; Kazutoshi Yasunaga; Toshiyuki Morii; Hiroyuki Ehara; Takao Kaneko (IEICE Trans. Inf. Syst., 2004)

Measuring the Perceived Importance of Speech Segments for Transmission over IP Networks. - Yusuke Hiwasaki; Toru Morinaga; Jotaro Ikedo; Akitoshi Kataoka (IEICE Trans. Commun., 2006)

A G.711 Embedded Wideband Speech Coding for VoIP Conferences. - Yusuke Hiwasaki; Hitoshi Ohmuro; Takeshi Mori; Sachiko Kurihara; Akitoshi Kataoka (IEICE Trans. Inf. Syst., 2006)

G.711.1: A wideband extension to ITU-T G.711. - Yusuke Hiwasaki; Shigeaki Sasaki; Hitoshi Ohmuro; Takeshi Mori; Jongmo Seong; Mi Suk Lee; Balázs Kövesi; Stéphane Ragot; Jean-Luc Garcia; Claude Marro; Lei Miao 004; Jianfeng Xu; et al. (EUSIPCO, 2008)

A wideband speech and audio coding candidate for ITU-T G.711WBE standardization. - Yusuke Hiwasaki; Takeshi Mori; Shigeaki Sasaki; Hitoshi Ohmuro; Akitoshi Kataoka (ICASSP, 2008)

ITU-T G.711.1: extending G.711 to higher-quality wideband speech. - Yusuke Hiwasaki; Hitoshi Ohmuro (IEEE Commun. Mag., 2009)

RTP Payload Format for mU-law EMbedded Codec for Low-delay IP Communication (UEMCLIP) Speech Codec. - Yusuke Hiwasaki; Hitoshi Ohmuro (RFC, 2009)

Emerging ITU-T standard G.711.0 - lossless compression of G.711 pulse code modulation. - Noboru Harada; Yutaka Kamamoto; Takehiro Moriya; Yusuke Hiwasaki; Michael A. Ramalho; Lorin Netsch; Jacek Stachurski; Lei Miao 004; Hervé Taddei; Fengyan Qi (ICASSP, 2010)

Inversewave propagation for reproducing virtual sources in front of loudspeaker array. - Shoichi Koyama; Yusuke Hiwasaki; Ken'ichi Furuya; Yoichi Haneda (EUSIPCO, 2011)

G.711.1 Annex D and G.722 Annex B - New ITU-T superwideband codecs. - Lei Miao 004; Zexin Liu; Chen Hu; Vaclav Eksler; Stéphane Ragot; Claude Lamblin; Balázs Kövesi; Jongmo Sung; Masahiro Fukui; Shigeaki Sasaki; Yusuke Hiwasaki (ICASSP, 2011)

Dual-Mode AVQ Coding Based on Spectral Masking and Sparseness Detection for ITU-T G.711.1/G.722 Super-Wideband Extensions. - Masahiro Fukui; Shigeaki Sasaki; Yusuke Hiwasaki; Sachiko Kurihara; Yoichi Haneda (INTERSPEECH, 2011)

Design of transform filter for sound field reproduction using microphone array and loudspeaker array. - Shoichi Koyama; Ken'ichi Furuya; Yusuke Hiwasaki; Yoichi Haneda (WASPAA, 2011)

Design of transform filter for reproducing arbitrarily shifted sound field using phase-shift of spatio-temporal frequency. - Shoichi Koyama; Ken'ichi Furuya; Yusuke Hiwasaki; Yoichi Haneda (ICASSP, 2012)

Reproducing Virtual Sound Sources in Front of a Loudspeaker Array Using Inverse Wave Propagator. - Shoichi Koyama; Ken'ichi Furuya; Yusuke Hiwasaki; Yoichi Haneda (IEEE Trans. Speech Audio Process., 2012)

Adaptive filtering exploiting band-limited property of sound field in the wave domain. - Satoru Emura; Yusuke Hiwasaki; Hitoshi Ohmuro (ICASSP, 2013)

Sound field reproduction using multiple linear arrays based on wave field reconstruction filtering in helicalwave spectrum domain. - Shoichi Koyama; Ken'ichi Furuya; Yusuke Hiwasaki; Yoichi Haneda; Yôiti Suzuki (ICASSP, 2013)

Improvement using circular harmonics beamforming on reverberation problem of wave field reconstruction filtering. - Shoichi Koyama; Timothy Lee; Ken'ichi Furuya; Yusuke Hiwasaki; Yoichi Haneda (ICASSP, 2013)

Wave-domain echo-path model with aliasing for echo cancellation. - Satoru Emura; Yusuke Hiwasaki; Hitoshi Ohmuro (WASPAA, 2013)

Map estimation of driving signals of loudspeakers for sound field reproduction from pressure measurements. - Shoichi Koyama; Ken'ichi Furuya; Yusuke Hiwasaki; Yoichi Haneda (WASPAA, 2013)

Analytical Approach to Wave Field Reconstruction Filtering in Spatio-Temporal Frequency Domain. - Shoichi Koyama; Ken'ichi Furuya; Yusuke Hiwasaki; Yoichi Haneda (IEEE Trans. Speech Audio Process., 2013)

Development of wideband handset for high quality IP telephone service trial. - Manabu Okamoto; Ken-ichi Noguchi; Yusuke Hiwasaki; Yoichi Haneda (GCCE, 2014)

Adaptive Spectral Masking of AVQ Coding and Sparseness Detection for ITU-T G.711.1 Annex D and G.722 Annex B Standards. - Masahiro Fukui; Shigeaki Sasaki; Yusuke Hiwasaki; Kimitaka Tsutsumi; Sachiko Kurihara; Hitoshi Ohmuro; Yoichi Haneda (IEICE Trans. Inf. Syst., 2014)

Real-Time Sound Field Transmission System by Using Wave Field Reconstruction Filter and Its Evaluation. - Shoichi Koyama; Ken'ichi Furuya; Hisashi Uematsu; Yusuke Hiwasaki; Yoichi Haneda (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014)

Wave Field Reconstruction Filtering in Cylindrical Harmonic Domain for With-Height Recording and Reproduction. - Shoichi Koyama; Ken'ichi Furuya; Yusuke Hiwasaki; Yoichi Haneda; Yôiti Suzuki (IEEE ACM Trans. Audio Speech Lang. Process., 2014)

Active Learning for Hyperspectral Image Classification via Hypergraph Neural Network. - Yongqing Sun; Anyong Qin; Yukihiro Bandoh; Chenqiang Gao; Yusuke Hiwasaki (ICIP, 2022)