T. G. Sato, Y. Shiraki, T. Moriya, "DETECTING ATTENTION SHIFT FROM NEURAL RESPONSE BASED ON BEAT-FREQUENCY-MODULATED MUSICAL EXCERPT," in Proc. ICASSP, 2019.
S. Maruyama, T. Yendo, Y. Shiraki, T. G. Sato, T. Moriya, "Phase Estimation Method Using Multiple Frames in Image-Sensor-Based Visible Light Communication," Proc. In CCNC 2019.
S. Amada, R. Sugiura, Y. Kamamoto, N. Harada, T. Moriya, T. Yamada, S. Makino, "Experimental Evaluation of WaveRNN Predictor for Audio Loss- less Coding," Proc. NCSP 2019, RISP, 2019.
招待講演
T. Moriya "Progress in speech and audio coding technologies," invited talk, IEEE ICNC (International Conference on Computing, Networking and Communication) 2019. 2019.2
2018
論文
R. Sugiura, Y. Kamamoto, N. Harada, T. Moriya, "Optimal Golomb-Rice Code Extension for Loss-less Coding of Low-Entropy Exponentially-Distributed Sources," IEEE Trans. Information Theory. Vol. 64, No. 4, pp. 3153 - 3161, 2018.
鎌本、守谷、江原、菊入、"VoLTE用高音質音声符号化技術の動向、" 日本音響学会誌、Vol. 74, No. 2, pp. 83 - 92, 2018.
国際会議予稿
R. Sugiura, Y. Kamamoto, T. Moriya, "SPECTRAL-ENVELOPE-BASED LEAST SIGNIFICANT BIT MANAGEMENT FOR LOW-DELAY BIT-ERROR-ROBUST SPEECH CODING," in Proc. ICASSP AASP-P10.8, 2018.
R. Sugiura, Y. Kamamoto, T. Moriya, "Integer Nesting/Splitting for Golomb- Rice Coding of Generalized Gaussian Sources," Data Compression Conference, p. 427, 2018.
W. Kihara, T. Yendo, Y. Shiraki, T. G. Sato, T. Moriya, "PSK modulation in camera based VLC for receiving from distributed transimitters," Proc. In ICEVLC 2018, Mar. 2018.
T. G Sato, Y. Shiraki, T. Moriya, "Heart Rate Measurement with Video Camera Based on Visible Light Communication," NTT Tech. Review, no.7, 2017.
T. G. Sato, Y. Shiraki, T. Moriya, "Heart Rate Measurement Based on Event Timing Coding Observed by Video Camera", IEICE TRANS. COMMUN., VOL.E100-B, NO.6 JUNE 2017
鎌本、守谷、原田、"国際標準MPEG-4 ALS によるハイレゾ音源ロスレス伝送," JAS Journal, Vol.57, No.2, 2017.
大室、守谷、"音声、オーディオ符号化"、第4章 音声メディア、電子情報通信学会100年史, pp. 360 - 364, 2017.
国際会議予稿
R. Sugiura, Y. Kamamoto, T. Moriya, "SHAPE PARAMETER ESTIMATION FOR GENERALIZED- GAUSSIAN-DISTRIBUTED FREQUENCY SPECTRA OF AUDIO SIGNALS," Proc. IEEE ICASSP 2017, AASP-P11.8.
Takashi G Sato, Yoshifumi Shiraki, Takehiro Moriya, "Audience Excitement Reflected in Respiratory Phase Synchronization," IEEE Int. Conf. on SMC, 2017.
Yoshifumi Shiraki, Takashi G Sato, Takehiro Moriya, "Flexible Synchronization in Optical Camera Communication with On-off Keying," IEEE GLOBECOM, 2017.
S. Amada, Y. Kamamoto, N. Harada, R. Sugiura, T. Moriya, S. Makino, T. Ya- mada, "Experimental Evaluation of Encoding Parameters of MPEG-4 ALS for High-Resolution Audio," in Proc. GCCE, IEEE, 2017.
M. Nishikawa, K. Kawahara, Y. Kamamoto, H. Fujimori, A. Omoto, T. Moriya, " Extraction Applause from a Sound Field for Ambient Transmission in a Live Viewing System," in Proc. GCCE, IEEE, 2017.
R. Sugiura, Y. Kamamoto, T. Moriya, "CLEAR: Conditionally Lossless Encoding under Allowed Rates for low-delay sound data transmission," AES 143rd, 2017.
招待講演
T. Moriya "Progress in coding technologies for speech and audio signals," Special lecture in The 49th ISCIE International Symposium on Stochastic Systems Theory and Its Applications, 2017.11
守谷、"音声音響符号化技術と展開動向," 専門講習会講演 電子情報通信学会九州支部 2017.10
守谷、"携帯電話や放送の高音質化を支える音声音響符号化技術," IEEE James L. Flanagan Medal受賞記念特別招待講演 EA/SIP/SP/IEEE SPS合同研究会 2017.3
T. G. Sato, J. Watanabe and T. Moriya, "The temporal relation between respiration and changes in acoustic features alters the affective evaluation of sound," Int. J. Psychophys., pp179-186, 2016.
Y. Kamamoto, T. Moriya, N. Harada, "Transmission of High-quality Sound via Networks Using Speech/Audio Codecs," NTT Technical Review, Vol. 14, No. 11, Nov. 2016. preview
Yoshifumi Shiraki, Yoshiyuki Kabashima, "Typical reconstruction limits for distributed compressed sensing based on ℓ2,1-norm minimization and Bayesian optimal reconstruction: Influences of Noise," in press.
T. Moriya, R. Sugiura, Y. Kamamoto, H. Kameoka and N. Harada, "Progress in LPC-based frequency-domain audio coding,"APSIPA Trans. on Signal and Information Processing, Vol. 5, 2016.
Y. Kamamoto, T. Moriya, N. Harada, "Transmission of High-quality Sound via Networks Using Speech/Audio Codecs," NTT Technical Review. Vol.14, No.11, 2016.
国際会議予稿
K. Niwa, D. Ochi, A. Kameda, Y. Kamamoto, T. Moriya, "Smartphone-Based 360° Video Stream- ing/Viewing System including Acoustic Immersion," AES 141th Copnvention, #9676.
K. Kawahara, A. Fujimori, Y. Kamamoto, A. Omoto, T. Moriya, "Implementation and Demon- stration of Applause and Hand-Clapping Feedback System for Live Viewing," AES 141th Cop-nvention, eBrief #299.
T. G. Sato, M. Ohsuga, H. Boutani, T. Moriya, "Tactile Phantom Sensation for Coaching Respiration Timing,"IEEE Trans. on Haptics, Vol. 8, No. 1, pp.119 - 125, 2015.
R. Sugiura, Y. Kamamoto, N. Harada, H. Kameoka, T. Moriya, " Resolution Warped Spectral Representation for Low-Delay and Low-Bit-Rate Audio Coder,"IEEE/ACM Transactions on Audio, Speech, and Language Processing, Vol. 23, No. 2, pp. 288 - 299, 2015.
R. Sugiura, Y. Kamamoto, N. Harada, H. Kameoka, T. Moriya, " Optimal Coding of Generalized-Gaussian-Distributed Frequency Spectra for Low-Delay Audio Coder With Powered All-Pole Spectrum Estimation,"IEEE/ACM Transactions on Audio, Speech, and Language Processing, Vol. 23, No. 8, pp. 1309 - 1321, 2015.
G. Pablo-Nava, H. D. Nguyen, Y. Kamamoto, T. G. Sato, Y. Shiraki, N. Harada, T. Moriya, "A High-Speed Camera-Based Approach to Massive Sound Sensing With Optical Wireless Acoustic Sensors,"IEEE Transactions on Computational Imaging, Vol. 1, Issue 2, pp. 126 - 139, 2015
Yoshifumi Shiraki, Yoshiyuki Kabashima, "Typical reconstruction limits for distributed compressed sensing based on ℓ2,1-norm minimization and Bayesian optimal reconstruction," J. Stat. Mech. ( 2015) P05029
G. Pablo-Nava, H. D. Nguyen, Y. Hioka, Y. Kamamoto, T. G. Sato, Y. Shiraki, T. Moriya, "GPU-based real-time beamforming for large arrays of optical wireless acoustic sensors," Acoustic Science and Technology. Vol. 36, No. 6, pp. 489 - 499, 2015
書籍、解説記事
守谷、"音声音響符号化技術と3GPPでの標準化",NTT技術ジャーナル, Vol.27, No.4, pp. 33 - 36, 2015.電子版
守谷、"音声音響符号化技術の最近の話題",音学シンポジウム2015
国際会議予稿
G. Fuchs, C. R. Helmrich, G. Markovi, M. Neusinger,E. Ravelli, and T. Moriya"LOW DELAY LPC AND MDCT-BASED AUDIO CODING IN THE EVS CODEC,"Proc. ICASSP 2015, pp. 5723 - 5727, 2015.
T. Moriya, Y. Kamamoto, Noboru Harada,T.Backstrom, C. Helmrich,and G.Fuchs."Harmonic Model for MDCT based Audio Coding with LPC Envelope,"Proc. EUSIPCO 2015, AASP-L1.2, pp. 794 - 798, 2015.
T. G Sato, G. Pablo Nava, Y. Shiraki, T. Moriya, “Heart Rate Measurement Based on Event Timing Coding Observed by Video Camera,” ICEVLC2015, 2015. contents
Y, Kamamoto, T. Moriya and N. Harada,"Adaptive selection of lag-window shape for linearpredictive analysis in the 3GPP EVS codec."Proc. GlobalSIP2015, TbEV-L, 2015.
G. Pablo Nava, Y. Shiraki, H. D. Nguyen, Y. Kamamoto, T. G. Sato, N. Harada,T. Moriya, "Capturing Sound by Light: Towards Massive Channel Audio Sensing via LEDs and Video Cameras," NTT Technical Review, Vol. 12, No. 11, 2014. 電子版
T. Moriya, "LSP (Line Spectrum Pair): Essential Technology for High-compression Speech Coding"NTT Technical Review, Vol. 12, No.11, 2014. 電子版
守谷 "IEEE マイルストーン受賞(LSP 方式),"電気通信、9, pp. 14 - 22, 2014.
国際会議予稿
Yuuki Ooishi, Takashi G. Sato, “Sound presentation during different respiration phases alters the sound-induced sympathetic tone,” FENS Forum of Neuroscience. FENS-0872, 2014.
R. Sugiura, Y. Kamamoto, N. Harada, H. Kameoka and T. Moriya,"Representation of Spectral Envelope with Warped Frequency Resolution for Audio Coder,"Proc. EUSIPCO, 2014.
R. Sugiura, Y. Kamamoto, N. Harada, H. Kameoka and T. Moriya,"Direct Linear Conversion of LSP Parameters for Perceptual Control in Speech and Audio Coding,"Proc. EUSIPCO, 2014.
T. G. Sato, J. Watanabe, T. Moriya, "Synchronization between respiration phase and acoustic feature has effects on affective rating," 15th International Multisensory Research Forum. Poster II-42.2014
T. G. Sato, T. Moriya,"Affective-evaluation difference observed at synchronization between music and respiration cannot be explained by the reaction time of sound change at different respiration phases," 17th World Congress of Psychophysiology (IOP2014).
R. Sugiura, Y. Kamamoto, Noboru Harada, H. Kameoka, and T, Moriya," Golomb-Rice Coding Optimized via LPC for Frequency Domain Audio Coder,"Proc. IEEE GlobalSIP, 2014.
招待講演
守谷、"線スペクトル対LSPの普及状況", IEEE Milestone 記念講演、2014.5
その他会議予稿
千葉,鎌本, 守谷,原田, 宮部, 山田, 牧野,"ACELP 用ポストフィルタのピッチ強調帯域及び利得の適応化," 2014 年春季日本音響学会講演論文集, 1-R5-5, Tokyo, Japan, Mar. 2014.
杉浦,鎌本, 原田, 亀岡, 守谷,"音響信号符号化のための周波数軸を伸縮するスペクトル包絡表現,"2014 年春季日本音響学会講演論文集, 1-6-8, Tokyo, Japan, Mar. 2014.
河合, 城, 泉, 白木, 鎌本, "高速カメラによる広帯域光無線通信のための光源追跡ハードウェアの検討," 情報処理学会第76 回全国大会予稿集, Tokyo, Japan, Mar. 2014.
杉浦,鎌本, 原田, 亀岡, 守谷,"音響符号化のための周波数解像度の伸縮されたスペクトル包絡の表現法," 信学技報114(52), pp. 193-197, Tokyo, Japan, May 2014.
Y. Kamamoto, T. Moriya, N. Harada, Y. Hiwasaki, “Low-complexity PARCOR coefficient quantizationand prediction order estimation designed for entropy coding of prediction residuals, "Acoustical Science and Technology, Vol. 34, No. 2, pp. 105-112, 2013.
Yutaka Kamamoto, Noboru Harada, Takehiro Moriya, Sunyong Kim, Takahiro Yamaguchi, Masanori Ogawara, and Tatsuya Fujii,"Multichannel Audio Transmission over IP Network by MPEG-4 ALS and Audio Rate Oriented Adaptive Bit-rate Video Codec," NTT Technical Review, Vol.11, No. 7, 2013. 電子版
国際会議予稿
Y. Shiraki, Y. Kamamoto, T. Moriya, "SIMULTANEOUS RECONSTRUCTION OF UNDERSAMPLED MULTICHANNEL SIGNALS WITH A DECAYED AND TIME-DELAYED COMMON COMPONENT," Proc. in ICASSP 2013.
T. G. Sato, Y. Kamamoto, N. Harada, T. Moriya, "A Playback System that Synchronizes the Musical Phrases with Listener's Respiration Phases," CHI2013
Pablo Nava G., Kamamoto Y., Sato T. G., Shiraki Y., Harada N., Moriya T., “Image processing techniques for high speed camera-based free-field optical communication ", IEEE Int. Conf. Signal and Image Processing Applications (ICSIPA) 2013.
Pablo Nava G., Kamamoto Y., Sato T. G., Shiraki Y., Harada N., Moriya T., “Simultaneous acquisition of massive number of audio channels through optical means ", In Proc. 135th Convention of the Audio Engineering Society (AES), 2013.
2012
論文
Takashi G Sato, Yuuki Ooishi, “Sound presentation during different respiration phases alters the sound-induced vasoconstriction mediated by the sympathetic nerve,” Neuroscience Letters, vol. 521, pp. 67-70, 2012.
T. G. Sato, M. Ohsuga, T. Moriya,"Increase in the timing coincidence of a respiration event induced by listening repeatedly to the same music track,"Acoustical Science and Technology, Vol. 33, No. 4 , pp. 255 - 261, 2012.
Y. Kamamoto, T. Moriya, N. Harada,"Low-complexity PARCOR coder designed for entropy coding of prediction residuals,"Acoustical Science and Technology, (letter) Vol. 33, No. 4 , pp. 262 - 265, 2012.
国際会議予稿
Oshima, T. ; Kamamoto, Y. ; Moriya, T. ; Ono, N. ; Sagayama, S., "Variable-length coding of ACELP gain using Entropy-Constrained VQ", International Symposium on Communications and Information Technologies (ISCIT) 2012, pp. 105 - 109, 2012.
招待講演
T. Moriya, "Technologies and Standardization of Speech and Audio Coding", PL-03, Plenary talk, ITC-CSCC2012, 2012.7
Yoshifumi Shiraki and Yoshiyuki Kabashima, "Cavity analysis on the robustness of random networks against targeted attacks: Influences of degree-degree correlations," Phys. Rev. E 82, 036101 (2010).
N. Harada,Y. Kamamoto,T. Moriya, Hendry,H. Sabirin,M. Kim,"Archive and Preservation of Media Contents using MPEG-A," IEEE Multimedia Magazine,vol. 17,no. 4,pp. 94 - 99, Oct.-Dec.,2010.
国際会議予稿
N. Harada, Y. Kamamoto, T. Moriya, Y. Hiwasaki, M. A. Ramalho, L. Netsch, J. Stachurski, L. Miao, H. Taddei, F. Qi, "EMERGING ITU-T STANDARD G.711.0 - LOSSLESS COMPRESSION OF G.711 PULSE CODE MODULATION," ICASSP 2010 SP-P5.PA4.
N. Harada, Y. Kamamoto, T. Moriya, "ESCAPED-HUFFMAN AND ADAPTIVE RECURSIVE RICE CODING FOR LOSSLESS COMPRESSION OF THE MAPPED DOMAIN LINEAR PREDICTION RESIDUAL," ICASSP 2010, SP-P5.PA1.
T. Moriya, Y. Kamamoto, N. Harada, "ENHANCED LOSSLESS CODING TOOLS FOR PREDICTION RESIDUAL," ICASSP 2010, SP-P5.PA12.
Y. Kamamoto, T. Moriya, N. Harada, "LOW-COMPLEXITY PARCOR COEFFICIENT QUANTIZER AND PREDICTION ORDER ESTIMATOR FOR LOSSLESS SPEECH CODING," ICASSP 2010 SP-P5.PA9.
N. Harada, Y. Kamamoto, T. Moriya, "Lossless Compression of Mapped Domain Linear Prediction Residual for ITU-T Recommendation G.711.0," DCC 2010, P.532.
T. Moriya, Y. Kamamoto, N. Harada, "Enhanced Lossless Coding Tools of LPC Residual for ITU-T G.711.0," DCC 2010, P.546.
Y. Kamamoto, T. Moriya, N. Harada, "Low-Complexity PARCOR Coefficient Quantizer and Prediction Order Estimator for G.711.0 (Lossless Speech Coding)," DCC 2010, P.475.
N. Harada,Y. Kamamoto,T. Moriya,M. Otsuka,"MPEG-A Professional Archival Application Format and its application for audio data archiving," 129th AES Convention,8207,November,2010.
Y. Kamamoto,N. Harada,T. Moriya,S. Kim,M. Ogawara,T. Fujii,"Experiment of sixteen channel audio transmission over IP network by MPEG-4 ALS and audio rate oriented adaptive bit-rate video codec," 129th AES Convention,8302,November,2010.
F. Zhang,T. Moriya,Y. Kamamoto,S. A. Raczynski,N. Harada,N. Ono,S. Sagayama,"Adaptive Prediction Order Scheme for AMR-WB+," ISCIT 2010,WM1-2-4,2010.
T. G. Sato,M. Ohsuga, T. Moriya,"Increase in synchronization of respiration by repeatedly listening to the same piece of music," ISCIT 2010,FA1-3-3,2010.
Y. Kamamoto, T. Moriya, N. Harada, "Multichannel Linear Prediction MethodCompliant with the MPEG-4 ALS," IEICE. Trans. Fundamentals, Vol. E91-A, No. 3, pp. 756 - 762, 2008.
Y. Kamamoto, N. Harada and T. Moriya, "INTERCHANNEL DEPENDENCY ANALYSIS OF BIOMEDICAL SIGNALS FOR EFFICIENT LOSSLESS COMPRESSION BY MPEG-4 ALS"Proc. ICASSP 2008, #2594, 2008
Y. Kamamoto, N. Harada, T. Moriya, “An efficient lossless compression ofMEG data by MPEG-4 ALS, " Proc. 16th International Conference on Biomagnetism(BIOMAG 2008), pp.83.85, Sapporo, Japan, August 2008.
Y. Kamamoto, N. Harada, T. Moriya, “Lossless Compression of BiomedicalSignals by MPEG-4 ALS with Enhanced Encoding Tools," Proc. 2008 IEEEInternationalWorkshop on Multimedia Signal Processing (MMSP 2008), PID-250 (PDF-file), Cairns, Queensland, Australia, October 2008.
N. Harada, T. Moriya, Y. Kamamoto, “An Implementation of MPEG-4 ALSStandard Compliant Decoder on ARM Core CPUs," AES 121st Convention(Paper #7625), San Francisco, USA, October, 2008.
T. Moriya, N. Harada, Y. Kamamoto, "Scope of research on high-quality audio signal processing and coding," NTT Technical Review, Vol.5, No. 12, 2007. 電子版
N. Harada, T. Moriya, Y. Kamamoto, "MPEG-4 ALS: Performance, Application, and other related standardization activities," NTT Technical Review, Vol.5, No. 12, 2007. 電子版
Y. Kamamoto, T. Moriya, N. Harada, C. Kos, "Enhancement of MPEG-4 ALS lossless audiocoding," NTT Technical Review Vol.5, No. 12, 2007. 電子版
N. Harada, T. Moriya, and Y. Kamamoto, "MPEG-A Professional Archival Multimedia Application Format (MAF) Under Development,"9-2, 31st AES International Conference, 2007
Y. Kamamoto, N. Harada and T. Moriya, "A multichannel linear prediction tool forMPEG-4 ALS compliant encoder," 023, AES 13th Regional Convention, Tokyo, 2007.
Y. Kamamoto, N. Harada and T. Moriya, "A Multichannel Linear Prediction Method for the MPEG-4ALS Compliant Encoder," Proc. 2007 IEEE Workshop on Applications of Signal Processing toAudio and Acoustics, WP1-14, 2007.
招待講演
T. Moriya, "Latest Technology Trends in MPEG Audio Standards," WS-7 Chair and presentor, AES 13th Regional Convention, Tokyo, 2007.
T. Moriya, "Lossless Compression Tool: MPEG-4 ALS and Archiving Format," Workshop W2 (TRENDS OF STORAGE TECHNOLOGIES FOR AUDIO RECORDING AND MASTERING), 123th AES Convention, NY, 2007.
守谷, 原田, 鎌本, 関川, 白柳"MPEG-4 ALS -歪みを許さない「ロスレス・オーディオ符号化」の国際標準", NTT技術ジャーナル, Vol. 18, No. 6, pp. 42 - 44, 2006. 電子版
T. Moriya, N. Harada, Y.Kamamoto and H. Sekigawa"MPEG-4 ALS: International Standard of Lossless Audio Coding," NTT Technical Review, Vol.4 No. 8, pp. 40 - 45, 2006. 電子版
書籍、解説記事
守谷 "MPEG-4 ALS -無損失オーディオ符号化の国際標準", 電子情報通信学会, ニュース解説、Vol. 89, No. 5, pp. 443 - 444, 2006.
T. Moriya, N. Harada, and Y. Kamamoto, "An enhanced encoder for the MPEG-4 ALS lossless codingstandard, "Preprint paper #6869, AES 121st Convention Paper, 2006.
T. Moriya, N. Harada and Y. Kamamoto, "Performance-complexity tradeoffs of the MPEG-4 ALS lossless coding standard." WA7a-4, IEEE 40th Asilomar conference, 2006.
N. Harada, T. Moriya, and Y. Kamamoto, “An audio archiving format based on the MPEG-4 AudioLossless Coding (ALS), " Preprint paper #6895, AES 121st Convention Paper, 2006.
N. Harada, T. Moriya, H. Sekigawa and K. Shirayanagi,"Lossless Compression of IEEE Floating-point Audio using the Approximate-Common-Factor Coding",Preprint paper #6352, 118th Audio Engineering Society Convention, Barcerona, 2005.
T. Liebchen, T. Moriya, N. Harada, Y. Kamamoto and Y. Reznik,"The MPEG-4 Audio Lossless Coding (ALS) Standard Technology and Applications,"Preprint paper #6589, 119th Audio Engineering Society Convention, New York, 2005.
招待講演
T. Moriya, "Coding Technologies for Speech and Audio Signals," Keynote Speech, ISPACS 2005, 2005.12
2004
書籍、解説記事
守谷 "音声・オーディオの処理技術 ", 画像電子学会学会誌年報特集, pp. 978 - 981, 2004.
国際会議予稿
T. Moriya, D. Yang and T. Liebchen,"A design of lossless compression for high quality audio signals," Proceedings of ICA (International Congress on Acoustics), 2004.
D. Yang, T. Moriya and T. Liebchen, "A Lossless Audio Compression Scheme with Random Access Property," Proceedings of ICASSP 2004, pp. III-1016 - 1019, 2004.
T. Moriya, D. Yang and T. Liebchen, "Extended Linear Prediction Tools for Lossless Audio Coding," Proceedings of ICASSP 2004, pp. III-1008 - 1011, 2004.
T. Liebchen, Y. Reznik, T. Moriya and D. Yang,"MPEG-4 Audio Lossless Coding," Preprint paper #6047, 116th Audio Engineering Society Convention, Berlin, 2004.
2003
論文
T. Moriya, A. Jin, T. Mori, K. Ikeda and T. Kaneko,"Lossless Scalable Audio Coding and Quality Enhancement,"IEICE Trans. Vol. E86-D, No.3, pp. 425-429, 2003.
A. Jin, T. Moriya, K. Ikeda and D. Yang, "A hierarchical Lossless/lossy coding system for high quality audio up to 192 kHz 24 bit format,"IEEE Trans. Consumer Electronics, Vol. 23, No. 3, pp. 759 - 764, 2003.
国際会議予稿
T. Moriya, A. Jin, K. Ikeda, T. Mori and T. Kaneko,"Hierarchical Lossless Audio Coding in Terms of Sampling Rate and Amplitude Resolution,"Proc. ICASSP 2003, 2003.4
A. Jin, T. Moriya, K. Ikeda and D.Yang, "A Hierarchical Lossless/lossy Coding System for High Quality Audio Up to 192 kHz Sampling 24 Bit Format,"IEEE Conference on Consumer Electronics, 2003.6
D. Yang and T. Moriya, "Lossless Compression for Audio Sources with IEEE Floating Point Format"Preprint 115th Audio Engineering Society Convention, #5987, 2003.
D. Yang, T. Moriya, A. Jin and K. Ikeda, "An Extended Run-length Cording Tool for Audio Compression,"Preprint 115th Audio Engineering Society Convention, #5979, 2003.
神、守谷、岩上、三樹、 "階層的変換符号化基本モジュールによって構成されるスケーラブル楽音符号化,'' 電子情報通信学会論文誌A Vol. J38-A, No. 3, pp. 241-252, 2000.
T. Mori, T. Kaneko, T. Moriya, N. Iwakami and K. Ikeda, "Realtime IMT-2000 audio transmission system, '' IEEE Trans. Consumer Electronics, Vol. 46, 2000.
T. Takahashi, H. Morita, T. Kaneko, and T. Moriya, "Card-size portable audio player "SolidAudio" using high quality audio coding technology: TwinVQ," IEEE Trans. Consumer Electronics, Vol. 46, 2000.
渡辺、高村、守谷、"次世代マルチメディア符号化標準MPEG-4," NTT技術ジャーナル, Vol. 11, No. 8, pp. , 1999.8
H. Watanabe, S. Takamura, and T. Moriya, Next-generation Multi-media Coding Standard: MPEG-4," NTT Review, Vol. 11, No. 6, pp. 73 - 74, 1999.10.
国際会議予稿
A.Jin, T. Moriya, T. Norimatsu, M. Tsushima and T. Ishikawa, "Scalable Audio Coder Based on Quantization Units of MDCT Coefficients,'' Proc. ICASSP'99, pp. II-897 - 900, 1999.
R. Salami, C. Laflamme, J.P. Adoul,A. Kataoka, S. Hayashi, T. Moriya, C. Lamblin, D, Massaloux, S. Proust, P. Kroon, and Y. Shoham, "Design and Description of CS-ACELP: A Toll Quality 8kb/s Speech Coder,'' IEEE Trans. Speech and Audio Processing, Vol. 6, No. 2, pp. 116 - 130, 1998.
K. Ikeda, T. Mori, T. Moriya, N. Iwakami and T. Kaneko, "Audio Transfer System on PHS Using Error Protected TwinVQ, '' IEEE Trans. Consumer Electronics, Vol. 44, pp.1032-1038, 1998.
K. Ikeda, T. Mori, T. Moriya and T.kaneko, "A Real-time PHS Music Delivery System,'' NTT Review, Vol. 10, No. 5, pp.143-147, 1998.
N.Kitawaki, T. Moriya, T. Kaneko and N. Iwakami, "Comparison of Two Speec and Audio Coders at 8 kbit/s from the view point of Coding Scheme and Quality,'' IEICE Trans. Commun., Vol. E81-B, No.11, pp. 2007-2012, 1998.
国際会議予稿
J.Herre, E. Allamanche, K. Brandenburg, M. Dietz, B.Teichmann, B. Grill,A. Jin, T. Moriya, N. Iwakami, T. Norimatsu, M. Tsushima, T. Ishikawa, "The integrated Filterbank Based Scalable MPEG-4 Audio Coder,'' 105th Convention Audio Engineering Society, 4810, 1998.
T. Moriya, N. Iwakami, A. Jin, K. Ikeda, and S. Miki, "A Design of Transform Coder for Both Speech and Audio Signals at bit/sample,'' Proc. ICASSP'97, pp. 1371 - 1374, 1997.
T. Moriya, Y. Takashima, T. Nakamura and N. Iwakami, "Digital Watermark based on Vector Quantization,'' Proc. IEEE Speech Coding Workshop, pp. 94 - 95, 1997.
招待講演
T. Moriya, "Comparisons of Different Approaches to Very Low Bit Rtae Coding,'' 14th International Conference, Audio Engineering Society, Symposium 10, 1997.
守谷 他共著, "MPEG-4 オーディオ,'' 映像メディア学会講習会 1997.10.
守谷, "マルチメディア通信における音声楽音の符号化,'' 東北大学通研シンポジウム論文集(招待), pp. 109 - 118, 1997.11.
1996
論文
A. Kataoka, S. Kurihara, S. Hayashi and T. Moriya, "Improved CELP-Based Coding in a Noisy Environment Using a Trained Sparse Conjugate Codebook,'' IEICE Trans. Information and system, vol. E79-D, No. 2, pp. 123-129, 1996.
片岡、林、守谷、栗原、間野、 "CS-ACELPの基本アルゴリズム'' NTT R & D, vol. 45, No. 4, pp. 325-330, 1996.
片岡、守谷、林、池戸、 "CS-ACELPのLSPとゲインの量子化法'' NTT R & D, vol. 45, No. 4, pp. 331-336, 1996.
林、片岡、守谷、金子、 "CS-ACELPの品質評価'' NTT R & D, vol. 45, No. 4, pp. 337-342, 1996.
金子、片岡、林、守谷、 "CS-ACEP音声符号化装置と応用システム'' NTT R & D, vol. 45, No. 4, pp. 343-348, 1996.
A. Kataoka, S. Hayashi, T. Moriya S. Kurihara and K. Mano, "Basic Algorithm of Conjugate-structure Algebraic CELP(CS-ACELP)Speech Coder,'' NTT Review, Vol. 8. No. 4, pp. 24-29, 1996.
A. Kataoka, T. Moriya, J. Ikedo and S. Hayashi, "LSP and Gain Quantization for CS-ACELP Speech Coder,'' NTT Review, Vol. 8. No. 4, pp. 30-35, 1996.
S. Hayashi, A. Kataoka, T. Moriya and T. Kaneko, "Speech Quality Assessment,'' NTT Review, Vol. 8. No. 4, pp. 36-41, 1996.
T. Kaneko, A. Kataoka, S. Hayashi and T. Moriya, "CS-ACELP Speech Coding Board and Application Systems,'' NTT Review, Vol. 8. No. 4, pp. 42-47, 1996.
A. Kataoka, T. Moriya and S. Hayashi, "An 8 kbit/s Conjugate Structure CELP (CS-CELP) Speech Coder,'' IEEE Trans. Seech and Audio Processing, vol. 4, No. 6, pp. 401-411, 1996.
N. Iwakami and T. Moriya, "Transform Domain Weighted Interleave Vector Quantization(TwinVQ),'' Proc. 101st AES convention, 4377, 1996.
H. Ohmuro, J. Ikedo, T. Moriya, A. Kataoka, S. Hayashi and K. Mano, "Dual-pulse CS-CELP: A Toll Quality Low-complexity Speech Coderat 7.8 kbit/s,'' Proc. ICASSP'96, pp. 558-561, 1996.
T. Moriya, N. Iwakami, K. Ikeda and S. Miki, "Extension and Complexity Reduction of TWINVQ Audio Coder,'' Proc. ICASSP'96, pp. 1029--1032, 1996.
守谷, "電話帯域音声符号化技術," 日本音響学会誌(解説論文), Vol. 51, No. 10, pp. 778-783, 1995.
論文
K. Mono, T. Moriya, S. Miki, H. Ohmuro, K. Ikeda and J. Ikedo, "Design of a Pitch Synchronous Innovation CELP Coder for Mobile Communications,'' IEEE JSAC. Vol.13, No.1, pp.31-41, 1995.
秋本、茨木、正満、鈴木、中村、金田、牛坊、大島、渡邊、守谷、金子、 "N-ISDN用マルチメディアオンデマンド技術,'' NTT R & D, vol. 44. No.9, pp. 803-812, 1995.
国際会議予稿
A. Kataoka, S. Hosaka, J. Ikedo, T. Moriya and S. Hayashi, "Improved CS-CELP Speech Coding in a NoisyEnvironment Using a Trained Sparse Conjugate Codebook,'' Proc. ICASSP'95, pp. 29-32, 1995.
N. Iwakami, T. Moriya and S. Miki, "High quality Audio Coding at less than 64 kbit/s Using TwinVQ,'' Proc. ICASSP'95, pp. 937-940, 1995.
K. Ikeda, T. Moriya, N. Iwakami and S. Miki, "Error Protected TwinVQ Audio Coding at less than 64 kbit/s,'' Proc. IEEE Speech Coding Workshop, pp. 33-34, 1995.
T. Moriya, "Processing of LPC Cepstrum for Speech Coding,'' Proc. IEEE Speech Coding Workshop, pp. 83-84, 1995.
K. Mano and T. Moriya, "Improved 4 kbit/s PSI-CELP Coding Using Pitch and Phase Adaptation,'' Proc. IEEE Speech Coding Workshop, pp. 41-42, 1995.
S. Sasaki, A. kataoka and T. Moriya, "Wideband CELP Coder at 16 kbit/s with 10 ms Frame,'' Proc. EROSPEECH,95, pp. 41-44, 1995.
K. Ikeda, T. Moriya, N. Iwakami and S. Miki, "A Design of TwinVQ Audio-Codec for Personal Communication System,'' Proc. ICUPC'95, pp. 803--807, 1995.
招待講演
守谷, "マルチメディア関連の音声符号化技術,'' 日本音響学会秋季発表会招待講演, 1995.
1994
論文
T. Moriya, T. Kaneko and N. Kitawaki, "PSI-CELP Speech Coder for Mobile Communication," NTT Review, vol. 6, No.1 , pp. 97-100, 1994.
大室、守谷、間野、三樹、 "移動平均型フレーム予測を用いるLSPパラメータのベクトル量子化,'' 電子情報通信学会論文誌、vol. J77-A, No. 3, pp. 303-313, 1994.
三樹、守谷、間野、大室、 "ピッチ同期雑音励振源をもつCELP符号化(PSI-CELP),'' 電子情報通信学会論文誌、vol. J77-A, No. 3, pp. 314-324, 1994.
守谷、三樹、大室、間野、 "CELP符号化における励振符号帳の学習法,'' 電子情報通信学会論文誌、vol. J77-A, No. 3, pp. 485-493, 1994.
三樹、守谷、間野、大室、 "PSI-CELP符号化の基本アルゴリズム,'' NTT R & D, vol. 43. No.4, pp. 363-372, 1994.
守谷、三樹、間野、池戸、 "符号帳の学習アルゴリズム,'' NTT R & D, vol. 43. No.4, pp. 397-404, 1994.
S. Hayashi, A. Kataoka and T. Moriya, "8 kbit/s Short and Medium Delay Speech Codecs Based on CELP Coding,'' European Transactions on Telecommunications, vol. 5, No. 5, pp. 49-56, 1994.
S. Miki, T. Moriya, K. Mano and H. Ohmuro, "Basic Algorithm of Pitch Synchronous Innovation CELP (PSI-CELP)Speech Coding,'' NTT Review, vol. 6, no. 6, pp. 53-60, 1994.
書籍、解説記事
守谷, "音声分野における帯域圧縮技術,'' 通信工業 Vol. 390, pp. 18 -23, 1994.2
国際会議予稿
A Kataoka, T. Moriya and S. Hayashi, "Implementation and Performance of an 8 kbit/sConjugate Structure CELP Speech Coder,'' Proc. ICASSP'94, pp. II-93 - II-96, 1994.
S. Miki, K. Mano, T. Moriya, K.Oguchi and H. Ohmuro, "Pitch Synchronous Innovation CELP (PSI-CELP) Coder for 2-4 kbit/s,'' Proc. ICASSP'94, pp. II-113 - II-116, 1994.
H. Ohmuro, K. Mano and T. Moriya, "Variable Bit-rate Speech Coding based on PSI-CELP,'' Proc. ICSLP'94, pp. 2067-2070, 1994.
1993
書籍、解説記事
A. Kataoka and T. Moriya, "Low Delay Speech Coder at 8 kbit/s with Conditional Pitch Prediction," Speech and Audio Coding for Wireless and NetworkApplication, Kluwer Academic Publishers, pp.11--18, 1993.
N. Phamdo, N. Farvardin and T. Moriya, "Combined Source-Channel Coding of LSP ParametersUsing Multi-stage Vector Quantization,'' Speech and Audio Coding for Wireless and NetworkApplication, Kluwer Academic Publishers, pp.181-190, 1993.
論文
N. Phamdo, N. Farvardin and T. Moriya, "A Unified Approach to Tree-Structured and Multi-StageVector Quantization for Noisy Channels," IEEE Trans. IT, vol. 39, No. 3, pp. 835-850, 1993.
T. Moriya, K. Mano, S. Miki and H. Ohmuro, "Pitch Synchronous Innovation CELP (PSI-CELP)," (letter), IEICE Trans. Fundamentals, Vol. E76-A, No. 7, pp. 1177-1180, 1993.
H. Ohmuro, T. Moriya, K. Mano and S. Miki, "Coding of LSP Parameters Using Interframe Moving Average Predictionand Multi-stage Vector Quantization,'' (letter), IEICE Trans. Fundamentals, Vol. E76-A, No. 7, pp. 1181-1183, 1993.
国際会議予稿
S. Miki, K. Mano, H. Ohmuro and T. Moriya, "Pitch Synchronous Innovation CELP (PSI-CELP,'' Proc. EuroSpeech'93, pp.261--264, 1993.
T. Moriya, S. Miki, K. Mono and H. Ohmuro, "Training Method of the Excitation Codebook for CELP,'' Proc. EuroSpeech'93, pp.1155-1158, 1993.
A. Kataoka, T. Moriya and S. Hayashi, Conjugate Structure CELP Coder for the CCITT 8kbit/sStandardization Candidate,'' Proc. IEEE Speech Coding Workshop, pp. 25-26, 1993.
K. Mano, T. Moriya, S. Miki and H. Ohmuro, "Design of PSI-CELP Coder for Mobile Communication,'' Proc. IEEE Speech Coding Workshop, pp.21-22, 1993.
H. Ohmuro, T. Moriya, K. Mano and S. Miki, "Coding of LSP Parameters Using Interframe Moving Average Prediction and Multi-stage Vector Quantization,'' Proc. IEEE Speech Coding Workshop, pp. 63-64, 1993.
A. Kataoka, T. Moriya and S. Hayashi, "Conjugate Structure CELP (CS-CELP) Speech Coder at 8 kbit/s, '' Proc. first International Workshop on Mobile Multimedia Communication, pp. B.2.2-1 B.2.2-4, 1993.
S. Sasaki, A. Kataoka, and T. Moriya, "16 kbit/s Wideband Speech CELP Coder Using Conjugate Structure. " Proc. first International Workshop on Mobile Multimedia Communication, pp. B.2.3-1 B.2.3-4, 1993.
1992
論文
T. Moriya, "Two-channel Conjugate Vector Quantizer for Noisy ChannelSpeech Coding,'' IEEE, JSAC, vol. 10, No. 5, pp. 866-874, 1992.
片岡、守谷、 "CELP方式に基づく8 kbit/s低遅延音声符号化," 電子情報通信学会論文誌、vol. J75-A, No. 11, pp. 1657-1665, 1992.
1991
書籍、解説記事
H. Suda, T. Moriya and T. Miki, "An Error Protected Transform Coder for Cellular Mobile Radio,''Advances in Speech Coding, Kluwer Academic Publishers, pp. 81-86, 1991.
安田編著, 守谷他共著, "マルチメディア符号化の国際標準,'' 丸善, 1991.
論文
守谷、三木、須田、大矢、上林、長淵、 "8 kb/s高能率音声符号化:TC-WVQ," NTT R & D, Vol. 10, No. 4, pp. 443-450, 1991.
T. Moriya and A. Kataoka, "8 kbit/s Low-delay CELP speech Coding Algorithm,'' Proc. IEEE Speech Coding Workshop, pp. 5-6, 1991.
N. Phamdo, N. Farvardin and T. Moriya, "Combined Source-channel Coding of LSP Parameters Using Multi-stageVector Quantization,'' Proc. IEEE Speech Coding Workshop, pp. 36-38, 1991.
A. Kataoka and T. Moriya, "A Backward Adaptive 8 kbit/s Speech Coder usingConditional Pitch Prediction,'' Proc. IEEE, Globecom, pp.1889--1893, 1991.
1990
国際会議予稿
K. Mano and T. Moriya, "4.8 kbit/s Delayed Decision CELP Coder Using Tree Coding,'' Proc. ICASSP'90, pp. 21-24, 1990.
T. Moriya, "Medium-delay 8 kbit/s Speech Coder Based on Conditional Pitch Prediction,'' Proc. ICSLP'90, pp. 653 - 656, 1990.
T. Ohya, T. Miki, H. Suda, S. Uebayashi, T. Moriya, "Design of TC-WVQ Real Time Operation Codec,'' Proc. ICSLP'90, pp. 125 - 128, 1990.
1989
国際会議予稿
T. Moriya and H. Suda, An 8 kbit/s Transform Coder for Noisy Channels,'' Proc.ICASSP'89, pp.196-199, 1989.
H. Suda, T. Moriya and T. Miki, "An Error Protected 8 kbit/s Transform Coder for Land Mobile Radio,'' Proc IEEE Speech Coding Workshop, pp .9-10, 1989.
1988
論文
T. Moriya and M. Honda, "Transform Coding of Speech Using a Weighted Vector Quantizer," IEEE, JSAC, vol. 6, No. 2, pp. 425-431, 1988.
国際会議予稿
T. Moriya, "Design of Robust Conjugate Vector Quantization Codebooksfor Noisy Channels,'' Proc. ISIT'88, 1988.
ユニークな発想で究極の高品質に挑戦します。
広い意味での通信や生活の質の革新的向上を目指し、高音質、高臨場感を志向した音響信号処理および符号化に関する基礎研究に取り組みます。
ハードウェア技術、人間科学や脳科学の知見なども含む隣接分野の成果を柔軟に生かしつつ、標準化や実用化も視野に入れて世の中に貢献します。
2021年度より、情報基礎理論研究グループと当研究室が統合されました。