A design of transform coder for both speech and audio signals at 1 bit/sample. - Takehiro Moriya; Naoki Iwakami; Akio Jin; Kazunaga Ikeda; Satoshi Miki (ICASSP, 1997)

Scalable audio coder based on quantizer units of MDCT coefficients. - Akio Jin; Takehiro Moriya; Takeshi Norimatsu; Mineo Tsushima; Tomokazu Ishikawa (ICASSP, 1999)

A design of lossy and lossless scalable audio coding. - Takehiro Moriya; Naoki Iwakami; Akio Jin; Takeshi Mori (ICASSP, 2000)

A design of error robust scalable coder based on MPEG-4/Audio. - Takehiro Moriya; Takeshi Mori; Naoki Iwakami; Akio Jin (ISCAS, 2000)

Fast encoding algorithms for MPEG-4 TwinVQ audio tool. - Naoki Iwakami; Takehiro Moriya; Akio Jin; Takeshi Mori; Kazuaki Chikira (ICASSP, 2001)

Lossless scalable audio coder and quality enhancement. - Takehiro Moriya; Akio Jin; Takeshi Mori; Kazunaga Ikeda; Takao Kaneko (ICASSP, 2002)

Hierarchical lossless audio coding in terms of sampling rate and amplitude resolution. - Takehiro Moriya; Akio Jin; Takeshi Mori; Kazunaga Ikeda; Takao Kaneko (ICASSP (5), 2003)

A hierarchical lossless/lossy coding system for high quality audio up to 192 kHz sampling 24 bit format. - Akio Jin; Takehiro Moriya; Kazunaga Ikeda; D. T. Yang (IEEE Trans. Consumer Electron., 2003)

Estimation of Business Rules Using Associations Analysis. - Takuya Saruwatari; Akio Jin; Daisuk Hamuro; Takashi Hoshino 001 (JCKBSE, 2018)

Productivity Evaluation Indicators Based on LEAN and their Application to Compare Agile and Waterfall Projects. - Kumi Jinzenji; Akio Jin; Tatsuya Muramoto (COMPSAC, 2020)

Innovation evaluation framework using state transition probability of the product. - Kumi Jinzenji; Akio Jin; Tatsuya Muramoto (ISSRE Workshops, 2021)

Simple measurement of customer-oriented QCD for improving business agility. - Kumi Jinzenji; Akio Jin (COMPSAC, 2023)

Framework for Evaluating Productivity of Innovation for R&D. - Kumi Jinzenji; Akio Jin (IEEM, 2024)