Kazumasa Yamamoto

76 papers A 17B 2C 3Misc 8Journal 15Unranked 31

Year	Rank	Type	Title / Venue / Authors
2024	—	`conf`	Data Augmentation Methods and Influence of Speech Recognition Performance for TED Talk's English to Japanese Speech Translation. APSIPA Kento Masuda, Kazumasa Yamamoto, Seiichi Nakagawa
2024	—	`conf`	Elderly Speech Recognition Using Whisper and Speaker Adaptation. GCCE Kazumasa Yamamoto, Kosei Fukuhara, Seiichi Nakagawa
2023	—	`conf`	A Study of Speech Recognition, Speech Translation, and Speech Summarization of TED English Lectures. GCCE Kazumasa Yamamoto, Haruhiko Banno, Haruki Sakurai, Toichiro Adachi, Seiichi Nakagawa
2023	J	`jnl`	A new speech corpus of super-elderly Japanese for acoustic modeling. Comput. Speech Lang. Meiko Fukuda, Ryota Nishimura, Hiromitsu Nishizaki, Koharu Horii, Yurie Iribe, Kazumasa Yamamoto, Norihide Kitaoka
2022	—	`conf`	A Corpus-Based Analysis Of Age-Related Changes In The Acoustic Features Of Elderly To Super Elderly Speech. O-COCOSDA 2022 Meiko Fukuda, Masakazu Sugiyama, Ryota Nishimura, Yurie Iribe, Kazumasa Yamamoto, Norihide Kitaoka
2022	B	`conf`	Elderly Conversational Speech Corpus with Cognitive Impairment Test and Pilot Dementia Detection Experiment Using Acoustic Characteristics of Speech in Japanese Dialects. LREC Meiko Fukuda, Ryota Nishimura, Maina Umezawa, Kazumasa Yamamoto, Yurie Iribe, Norihide Kitaoka
2022	—	`conf`	Summarization of Spoken Lectures Based on MMR Method and Important/Unimportant Sentence Classification Using BERT. GCCE Kento Masuda, Yui Hayakawa, Kazumasa Yamamoto, Seiichi Nakagawa
2021	—	`conf`	30.4 A 1Tb 3b/Cell 3D-Flash Memory in a 170+ Word-Line-Layer Technology. ISSCC Tsutomu Higuchi, Takuyo Kodama, Koji Kato, Ryo Fukuda, Naoya Tokiwa, Mitsuhiro Abe, Teruo Takagiwa, Yuki Shimizu, Junji Musha, Katsuaki Sakurai, Jumpei Sato, Tetsuaki Utsumi, Kazuhide Yoneya, Yasuhiro Suematsu, Toshifumi Hashimoto, Takeshi Hioka, Kosuke Yanagidaira, Masatsugu Kojima, Junya Matsuno, Kei Shiraishi, Kensuke Yamamoto, Shintaro Hayashi, Tomoharu Hashiguchi, Kazuko Inuzuka, Akio Sugahara, Mitsuaki Honma, Keiji Tsunoda, Kazumasa Yamamoto, Takahiro Sugimoto, Tomofumi Fujimura, Mizuki Kaneko, Hiroki Date, Osamu Kobayashi, Takatoshi Minamoto, Ryoichi Tachibana, Itaru Yamaguchi, Juan Lee, Venky Ramachandra, Srinivas Rajendra, Tianyu Tang, Siddhesh Darne, Jiwang Lee, Jason Li, Toru Miwa, Ryuji Yamashita, Hiroshi Sugawara, Naoki Ookuma, Masahiro Kano, Hiroyuki Mizukoshi, Yuki Kuniyoshi, Mitsuyuki Watanabe, Kei Akiyama, Hirotoshi Mori, Akira Arimizu, Yoshito Katano, Masakazu Ehama, Hiroshi Maejima, Koji Hosono, Masahiro Yoshihara
2021	—	`conf`	Improvement of Elderly Speech Recognition Using Gammatone Filterbank Adaptation. GCCE Kazumasa Yamamoto, Akinori Ishiki, Seiichi Nakagawa
2020	—	`conf`	Effectiveness of Fine Linear Frequency Spectral Feature for Acoustic Event Detection. GCCE Kazumasa Yamamoto, Ryo Yamamoto, Seiichi Nakagawa
2019	J	`jnl`	Discriminative Learning of Filterbank Layer within Deep Neural Network Based Speech Recognition for Speaker Adaptation. IEICE Trans. Inf. Syst. Hiroshi Seki, Kazumasa Yamamoto, Tomoyosi Akiba, Seiichi Nakagawa
2019	—	`conf`	Evaluation of Real Robot Agent Interface for Spoken Dialogue System. GCCE Kazumasa Yamamoto, Akira Tamagawa, Seiichi Nakagawa
2019	J	`jnl`	Learning Position Evaluation Functions Used in Monte Carlo Softmax Search. CoRR Harukazu Igarashi, Yuichi Morioka, Kazumasa Yamamoto
2018	—	`conf`	Rapid Speaker Adaptation of Neural Network Based Filterbank Layer for Automatic Speech Recognition. SLT Hiroshi Seki, Kazumasa Yamamoto, Tomoyosi Akiba, Seiichi Nakagawa
2017	Misc	`conf`	A deep neural network integrated with filterbank learning for speech recognition. ICASSP Hiroshi Seki, Kazumasa Yamamoto, Seiichi Nakagawa
2017	A	`conf`	Automatic Explanation Spot Estimation Method Targeted at Text and Figures in Lecture Slides. INTERSPEECH Shoko Tsujimura, Kazumasa Yamamoto, Seiichi Nakagawa
2017	—	`conf`	Detection of overlapping acoustic events based on NMF with shared basis vectors. GCCE Kazumasa Yamamoto, Chikara Ishikawa, Koya Sahashi, Seiichi Nakagawa
2017	Misc	`conf`	Lyric recognition in monophonic singing using pitch-dependent DNN. ICASSP Dairoku Kawai, Kazumasa Yamamoto, Seiichi Nakagawa
2016	—	`conf`	Domain adaptation of a speech translation system for lectures by utilizing frequently appearing parallel phrases in-domain. APSIPA Norioki Goto, Kazumasa Yamamoto, Seiichi Nakagawa
2016	—	`conf`	Investigation of glottal features and annotation procedures for speech emotion recognition. APSIPA Masaaki Takebe, Kazumasa Yamamoto, Seiichi Nakagawa
2016	Misc	`conf`	Speech analysis of sung-speech and lyric recognition in monophonic singing. ICASSP Dairoku Kawai, Kazumasa Yamamoto, Seiichi Nakagawa
2015	C	`conf`	Combination of syllable based N-gram search and word search for spoken term detection through spoken queries and IV/OOV classification. ASRU Nagisa Sakamoto, Kazumasa Yamamoto, Seiichi Nakagawa
2015	—	`conf`	Deep neural network based acoustic model using speaker-class information for short time utterance. APSIPA Hiroshi Seki, Kazumasa Yamamoto, Seiichi Nakagawa
2015	A	`conf`	Robust speech recognition using DNN-HMM acoustic model combining noise-aware training with spectral subtraction. INTERSPEECH Akihiro Abe, Kazumasa Yamamoto, Seiichi Nakagawa
2015	—	`conf`	Speech recognition for mixed speech and music by NMF using various cost functions and noise adaptive training methods. APSIPA Naoaki Hashimoto, Kazumasa Yamamoto, Seiichi Nakagawa
2014	J	`jnl`	Architecture and Evaluation of Low Power Many-Core SoC with Two 32-Core Clusters. IEICE Trans. Electron. Takashi Miyamori, Hui Xu, Hiroyuki Usui, Soichiro Hosoda, Toru Sano, Kazumasa Yamamoto, Takeshi Kodaka, Nobuhiro Nonogaki, Nau Ozaki, Jun Tanabe
2014	J	`jnl`	Single-channel dereverberation by feature mapping using cascade neural networks for robust distant speaker identification and speech recognition. EURASIP J. Audio Speech Music. Process. Aditya Arie Nugraha, Kazumasa Yamamoto, Seiichi Nakagawa
2014	—	`conf`	Sopoken Term Detection Based on a Syllable N-gram Index at the NTCIR-11 SpokenQuery&Doc Task. NTCIR Nagisa Sakamoto, Kazumasa Yamamoto, Seiichi Nakagawa
2014	A	`conf`	Speech recognition based on Itakura-Saito divergence and dynamics/sparseness constraints from mixed sound of speech and music by non-negative matrix factorization. INTERSPEECH Naoaki Hashimoto, Shoichi Nakano, Kazumasa Yamamoto, Seiichi Nakagawa
2013	J	`jnl`	A robust/fast spoken term detection method based on a syllable n-gram index with a distance metric. Speech Commun. Seiichi Nakagawa, Keisuke Iwami, Yasuhisa Fujii, Kazumasa Yamamoto
2013	—	`conf`	Development and Evaluation of Spoken Dialog Systems with One or Two Agents through Two Domains. TSD Yuki Todo, Ryota Nishimura, Kazumasa Yamamoto, Seiichi Nakagawa
2013	A	`conf`	Development and evaluation of spoken dialog systems with one or two agents. INTERSPEECH Yuki Todo, Ryota Nishimura, Kazumasa Yamamoto, Seiichi Nakagawa
2013	—	`conf`	Fast NMF based approach and VQ based approach using MFCC distance measure for speech recognition from mixed sound. APSIPA Shoichi Nakano, Kazumasa Yamamoto, Seiichi Nakagawa
2013	—	`conf`	Single channel dereverberation method in log-melspectral domain using limited stereo data for distant speaker identification. APSIPA Aditya Arie Nugraha, Kazumasa Yamamoto, Seiichi Nakagawa
2013	Misc	`conf`	Speaker tracking with spherical microphone arrays. ICASSP John W. McDonough, Ken'ichi Kumatani, Takayuki Arakawa, Kazumasa Yamamoto, Bhiksha Raj
2012	—	`conf`	A low power many-core SoC with two 32-core clusters connected by tree based NoC for multimedia applications. VLSIC Hui Xu, Jun Tanabe, Hiroyuki Usui, Soichiro Hosoda, Toru Sano, Kazumasa Yamamoto, Takeshi Kodaka, Nobuhiro Nonogaki, Nau Ozaki, Takashi Miyamori
2012	—	`conf`	Development of large vocabulary continuous speech recognition system for Mongolian language. SLTU Seiichi Nakagawa, Erdenebat Turmunkh, Hiroshi Kibishi, Kengo Ohta, Yasuhisa Fujii, Masatoshi Tsuchiya, Kazumasa Yamamoto
2012	—	`conf`	Fast NMF based approach and improved VQ based approach for speech recognition from mixed sound. APSIPA Shoichi Nakano, Kazumasa Yamamoto, Seiichi Nakagawa
2012	J	`jnl`	Hidden Conditional Neural Fields for Continuous Phoneme Speech Recognition. IEICE Trans. Inf. Syst. Yasuhisa Fujii, Kazumasa Yamamoto, Seiichi Nakagawa
2012	J	`jnl`	Improving the Readability of ASR Results for Lectures Using Multiple Hypotheses and Sentence-Level Knowledge. IEICE Trans. Inf. Syst. Yasuhisa Fujii, Kazumasa Yamamoto, Seiichi Nakagawa
2012	—	`conf`	Microphone array processing for distant speech recognition: Towards real-world deployment. APSIPA Ken'ichi Kumatani, Takayuki Arakawa, Kazumasa Yamamoto, John W. McDonough, Bhiksha Raj, Rita Singh, Ivan Tashev
2012	—	`conf`	Soft-clustering technique for training data in Age-and gender-independent speech recognition. APSIPA Daisuke Enami, Faqiang Zhu, Kazumasa Yamamoto, Seiichi Nakagawa
2011	Misc	`conf`	Automatic speech recognition using Hidden Conditional Neural Fields. ICASSP Yasuhisa Fujii, Kazumasa Yamamoto, Seiichi Nakagawa
2011	Misc	`conf`	Efficient out-of-vocabulary term detection by n-gram array indices with distance from a syllable lattice. ICASSP Keisuke Iwami, Yasuhisa Fujii, Kazumasa Yamamoto, Seiichi Nakagawa
2011	A	`conf`	Hidden Boosted MMI and Hierarchical State Posterior Feature for Automatic Speech Recognition Based on Hidden Conditional Neural Fields. INTERSPEECH Yasuhisa Fujii, Kazumasa Yamamoto, Seiichi Nakagawa
2011	A	`conf`	Speech Recognition in Mixed Sound of Speech and Music Based on Vector Quantization and Non-Negative Matrix Factorization. INTERSPEECH Shoichi Nakano, Kazumasa Yamamoto, Seiichi Nakagawa
2010	—	`conf`	CENSREC-1-AV: an audio-visual corpus for noisy bimodal speech recognition. AVSP Satoshi Tamura, Chiyomi Miyajima, Norihide Kitaoka, Takeshi Yamada, Satoru Tsuge, Tetsuya Takiguchi, Kazumasa Yamamoto, Takanobu Nishiura, Masato Nakayama, Yuki Denda, Masakiyo Fujimoto, Shigeki Matsuda, Tetsuji Ogawa, Shingo Kuroiwa, Kazuya Takeda, Satoshi Nakamura
2010	J	`jnl`	Distant Speech Recognition Using a Microphone Array Network. IEICE Trans. Inf. Syst. Alberto Yoshihiro Nakano, Seiichi Nakagawa, Kazumasa Yamamoto
2010	—	`conf`	Evaluation of Privacy Protection Techniques for Speech Signals. IPMU (2) Kazumasa Yamamoto, Seiichi Nakagawa
2010	A	`conf`	Improving the readability of class lecture ASR results using a confusion network. INTERSPEECH Yasuhisa Fujii, Kazumasa Yamamoto, Seiichi Nakagawa
2010	—	`conf`	Out-of-vocabulary term detection by n-gram array with distance from continuous syllable recognition results. SLT Keisuke Iwami, Yasuhisa Fujii, Kazumasa Yamamoto, Seiichi Nakagawa
2010	J	`jnl`	Speaker Recognition by Combining MFCC and Phase Information in Noisy Conditions. IEICE Trans. Inf. Syst. Longbiao Wang, Kazue Minami, Kazumasa Yamamoto, Seiichi Nakagawa
2010	Misc	`conf`	Speaker identification by combining MFCC and phase information in noisy environments. ICASSP Longbiao Wang, Kazue Minami, Kazumasa Yamamoto, Seiichi Nakagawa
2010	A	`conf`	Speech recognition using long-term phase information. INTERSPEECH Kazumasa Yamamoto, Eiichi Sueyoshi, Seiichi Nakagawa
2009	A	`conf`	Estimating the position and orientation of an acoustic source with a microphone array network. INTERSPEECH Alberto Yoshihiro Nakano, Seiichi Nakagawa, Kazumasa Yamamoto
2009	C	`conf`	Privacy Protection for Speech Information. IAS Kazumasa Yamamoto, Seiichi Nakagawa
2008	A	`conf`	CENSREC-4: development of evaluation framework for distant-talking speech recognition under reverberant environments. INTERSPEECH Masato Nakayama, Takanobu Nishiura, Yuki Denda, Norihide Kitaoka, Kazumasa Yamamoto, Takeshi Yamada, Satoru Tsuge, Chiyomi Miyajima, Masakiyo Fujimoto, Tetsuya Takiguchi, Satoshi Tamura, Tetsuji Ogawa, Shigeki Matsuda, Shingo Kuroiwa, Kazuya Takeda, Satoshi Nakamura
2008	A	`conf`	Class lecture summarization taking into account consecutiveness of important sentences. INTERSPEECH Yasuhisa Fujii, Kazumasa Yamamoto, Norihide Kitaoka, Seiichi Nakagawa
2008	B	`conf`	Evaluation Framework for Distant-talking Speech Recognition under Reverberant Environments: newest Part of the CENSREC Series -. LREC Takanobu Nishiura, Masato Nakayama, Yuki Denda, Norihide Kitaoka, Kazumasa Yamamoto, Takeshi Yamada, Satoru Tsuge, Chiyomi Miyajima, Masakiyo Fujimoto, Tetsuya Takiguchi, Satoshi Tamura, Shingo Kuroiwa, Kazuya Takeda, Satoshi Nakamura
2008	A	`conf`	Speech recognition performance of CJLC: corpus of Japanese lecture contents. INTERSPEECH Satoru Kogure, Hiromitsu Nishizaki, Masatoshi Tsuchiya, Kazumasa Yamamoto, Shingo Togashi, Seiichi Nakagawa
2007	C	`conf`	Development of VAD evaluation framework CENSREC-1-C and investigation of relationship between VAD and speech recognition performance. ASRU Norihide Kitaoka, Kazumasa Yamamoto, Tomohiro Kusamizu, Seiichi Nakagawa, Takeshi Yamada, Satoru Tsuge, Chiyomi Miyajima, Takanobu Nishiura, Masato Nakayama, Yuki Denda, Masakiyo Fujimoto, Tetsuya Takiguchi, Satoshi Tamura, Shingo Kuroiwa, Kazuya Takeda, Satoshi Nakamura
2007	J	`jnl`	Mel-Wiener Filter for Mel-LPC Based Speech Recognition. IEICE Trans. Inf. Syst. Md. Babul Islam, Kazumasa Yamamoto, Hiroshi Matsumoto
2006	A	`conf`	An improved mel-wiener filter for mel-LPC based speech recognition. INTERSPEECH Md. Babul Islam, Hiroshi Matsumoto, Kazumasa Yamamoto
2005	J	`jnl`	AURORA-2J: An Evaluation Framework for Japanese Noisy Speech Recognition. IEICE Trans. Inf. Syst. Satoshi Nakamura, Kazuya Takeda, Kazumasa Yamamoto, Takeshi Yamada, Shingo Kuroiwa, Norihide Kitaoka, Takanobu Nishiura, Akira Sasou, Mitsunori Mizumachi, Chiyomi Miyajima, Masakiyo Fujimoto, Toshiki Endo
2005	—	`conf`	CENSREC-3: Data Collection for In-Car Speech Recognition and Its Common Evaluation Framework. ICDE Workshops Masakiyo Fujimoto, Satoshi Nakamura, Toshiki Endo, Kazuya Takeda, Chiyomi Miyajima, Shingo Kuroiwa, Takeshi Yamada, Norihide Kitaoka, Kazumasa Yamamoto, Mitsunori Mizumachi, Takanobu Nishiura, Akira Sasou
2003	A	`conf`	Integration of noise reduction algorithms for Aurora2 task. INTERSPEECH Takeshi Yamada, Jiro Okada, Kazuya Takeda, Norihide Kitaoka, Masakiyo Fujimoto, Shingo Kuroiwa, Kazumasa Yamamoto, Takanobu Nishiura, Mitsunori Mizumachi, Satoshi Nakamura
2002	J	`jnl`	Differences of speech rate, interphoneme distance and likelihood caused by speaking style, their relationship, and recognition performance. Syst. Comput. Jpn. Kazumasa Yamamoto, Seiichi Nakagawa
2002	J	`jnl`	Speech recognition under noisy environments using segmental unit input HMM. Syst. Comput. Jpn. Kazumasa Yamamoto, Seiichi Nakagawa
2001	A	`conf`	Evaluation of a generalized dynamic cepstrum in distant speech recognition. INTERSPEECH Hiroshi Matsumoto, Akihiko Shimizu, Kazumasa Yamamoto
2000	A	`conf`	Forward masking on a generalized logarithmic scale for robust speech recognition. INTERSPEECH Yoshihiro Ito, Hiroshi Matsumoto, Kazumasa Yamamoto
2000	A	`conf`	Relationship among speaking style, inter-phoneme's distance and speech recognition performance. INTERSPEECH Kazumasa Yamamoto, Seiichi Nakagawa
1999	—	`conf`	HMM composition of segmental unit input HMM for noisy speech recognition. EUROSPEECH Kazumasa Yamamoto, Seiichi Nakagawa
1998	—	`conf`	Continuous speech recognition using segmental unit input HMMs with a mixture of probability density functions and context dependency. ICSLP Kengo Hanai, Kazumasa Yamamoto, Nobuaki Minematsu, Seiichi Nakagawa
1997	J	`jnl`	Speech recognition using hidden Markov models based on segmental statistics. Syst. Comput. Jpn. Seiichi Nakagawa, Kazumasa Yamamoto
1996	Misc	`conf`	Evaluation of segmental unit input HMM. ICASSP Seiichi Nakagawa, Kazumasa Yamamoto
1995	—	`conf`	Comparative evaluation of segmental unit input HMM and conditional density HMM. EUROSPEECH Kazumasa Yamamoto, Seiichi Nakagawa