Representation of spectral envelope with warped frequency resolution for audio coder. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Hirokazu Kameoka; Takehiro Moriya (EUSIPCO, 2014)

Direct linear conversion of LSP parameters for perceptual control in speech and audio coding. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Hirokazu Kameoka; Takehiro Moriya (EUSIPCO, 2014)

Golomb-rice coding optimized via LPC for frequency domain audio coder. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Hirokazu Kameoka; Takehiro Moriya (GlobalSIP, 2014)

Resolution Warped Spectral Representation for Low-Delay and Low-Bit-Rate Audio Coder. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Hirokazu Kameoka; Takehiro Moriya (IEEE ACM Trans. Audio Speech Lang. Process., 2015)

Optimal Coding of Generalized-Gaussian-Distributed Frequency Spectra for Low-Delay Audio Coder With Powered All-Pole Spectrum Estimation. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Hirokazu Kameoka; Takehiro Moriya (IEEE ACM Trans. Audio Speech Lang. Process., 2015)

Experimental evaluation of encoding parameters of MPEG-4 ALS for high-resolution audio. - Shota Amada; Yutaka Kamamoto; Noboru Harada; Ryosuke Sugiura; Takehiro Moriya; Shoji Makino; Takeshi Yamada (GCCE, 2017)

Shape parameter estimation for generalized-Gaussian-distributed frequency spectra of audio signals. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (ICASSP, 2017)

Integer Nesting/Splitting for Golomb-Rice Coding of Generalized Gaussian Sources. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (DCC, 2018)

Spectral-Envelope-Based Least Significant Bit Management for Low-Delay Bit-Error-Robust Speech Coding. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (ICASSP, 2018)

Optimal Golomb-Rice Code Extension for Lossless Coding of Low-Entropy Exponentially Distributed Sources. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Takehiro Moriya (IEEE Trans. Inf. Theory, 2018)

Shape Control of Discrete Generalized Gaussian Distributions for Frequency-Domain Audio Coding. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (IEEE ACM Trans. Audio Speech Lang. Process., 2019)

Extended-Domain Golomb Code and Symmetry of Relative Redundancy. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021)

General form of almost instantaneous fixed-to-variable-length codes and optimal code tree construction. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (CoRR, 2022)

Optimal Construction of N-bit-delay Almost Instantaneous Fixed-to-Variable-Length Codes. - Ryosuke Sugiura; Masaaki Nishino; Norihito Yasuda; Yutaka Kamamoto; Takehiro Moriya (CoRR, 2023)

General Form of Almost Instantaneous Fixed-to-Variable-Length Codes. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (IEEE Trans. Inf. Theory, 2023)

Stereo Downmix in 3GPP IVAS for EVS Compatibility. - Takehiro Moriya; Stéphane Ragot; Arnaud Lefort; Alexandre Guérin; Noboru Harada; Ryosuke Sugiura; Yutaka Kamamoto (ICASSP, 2025)