Takeshi Yamada

Katsuhiko Ishiguro, Takeshi Yamada, Shoko Araki, Tomohiro Nakatani, Hiroshi Sawada: Probabilistic Speaker Diarization With Bag-of-Words Representations of Speaker Angle Information. IEEE Transactions on Audio, Speech & Language Processing 20(2): 447-460 (2012)

Tomoharu Iwata, Takeshi Yamada, Yasushi Sakurai, Naonori Ueda: Sequential Modeling of Topic Dynamics with Multiple Timescales. TKDD 5(4): 19 (2012)

Takuro Maruyama, Shoko Araki, Tomohiro Nakatani, Shigeki Miyabe, Takeshi Yamada, Shoji Makino, Atsushi Nakamura: New analytical update rule for TDOA inference for underdetermined BSS in noisy environments. ICASSP 2012: 269-272

Yuya Sugimoto, Shigeki Miyabe, Takeshi Yamada, Shoji Makino, Fred Juang: Underdetermined DOA Estimation by the Non-Linear MUSIC Exploiting Higher-Order Moments. IWAENC 2012

Yoshihiro Matsumoto, Nozomu Nishikawa, Takeshi Yamada, Shoji Makino, Tomasz M. Rutkowski: Auditory Steady-State Response Stimuli based BCI Application - The Optimization of the Stimuli Types and Lengths. CoRR abs/1210.2943 (2012)

Zhenyu Cai, Shoji Makino, Takeshi Yamada, Tomasz M. Rutkowski: Spatial Auditory BCI Paradigm Utilizing N200 and P300 Responses. CoRR abs/1210.2944 (2012)

Tomoharu Iwata, Tomoko Kojiri, Takeshi Yamada, Toyohide Watanabe: Recommendation for English multiple-choice cloze questions based on expected test scores. KES Journal 15(1): 15-24 (2011)

Tomoharu Iwata, Toshiyuki Tanaka, Takeshi Yamada, Naonori Ueda: Improving Classifier Performance Using Data with Different Taxonomies. IEEE Trans. Knowl. Data Eng. 23(11): 1668-1677 (2011)

Takashi Yamanoue, Robert J. Fouser, Tomohito Wada, Masayasu Hidaka, Yusei Suzuki, Masaharu Terada, Akira Takenoshita, Yutoku Beppu, Yoko Nedachi, Koji Yukawa, Holmes Rodriguez, Katsuyuki Suenaga, Yuichi Yamanaka, Toshihiko Okamura, Anne Elizabeth Brasier, Hiroyuki Seto, Kazuhide Dogome, Takeshi Yamada, Noritaka Oto, Masakazu Ito, Munetomo Nedachi: Information and communication technology infrastructure and management for collaboration with regional universities and colleges. SIGUCCS 2011: 25-30

Takeshi Yamada, Yuki Kasuya, Yuki Shinohara, Nobuhiko Kitawaki: Non-reference Objective Quality Evaluation for Noise-Reduced Speech Using Overall Quality Estimation Model. IEICE Transactions 93-B(6): 1367-1372 (2010)

Takuya Goto, Tomoko Kojiri, Toyohide Watanabe, Tomoharu Iwata, Takeshi Yamada: Knowledge network for English grammar learning support system. IJAIP 2(1): 64-77 (2010)

Takeshi Yamada, Tomohiro Nakajima, Nobuhiko Kitawaki, Shoji Makino: Performance estimation of noisy speech recognition considering recognition task complexity. INTERSPEECH 2010: 2042-2045

Yumi Ansa, Shoko Araki, Shoji Makino, Tomohiro Nakatani, Takeshi Yamada, Atsushi Nakamura, Nobuhiko Kitawaki: Cepstral smoothing of separated signals for underdetermined speech separation. ISCAS 2010: 2506-2509

Tomoharu Iwata, Takeshi Yamada, Yasushi Sakurai, Naonori Ueda: Online multiscale dynamic topic models. KDD 2010: 663-672

Daichi Mochihashi, Takeshi Yamada, Naonori Ueda: Bayesian Unsupervised Word Segmentation with Nested Pitman-Yor Language Modeling. ACL/IJCNLP 2009: 100-108

Tomoharu Iwata, Shinji Watanabe, Takeshi Yamada, Naonori Ueda: Topic Tracking Model for Analyzing Consumer Purchase Behavior. IJCAI 2009: 1427-1432

Tomoharu Iwata, Takeshi Yamada, Naonori Ueda: Modeling Social Annotation Data with Content Relevance using a Topic Model. NIPS 2009: 835-843

Noriaki Kawamae, Hitoshi Sakano, Takeshi Yamada: Personalized recommendation based on the personal innovator degree. RecSys 2009: 329-332

Katsuhiko Ishiguro, Takeshi Yamada, Shoko Araki, Tomohiro Nakatani: A probabilistic speaker clustering for DOA-based diarization. WASPAA 2009: 241-244

Kazumi Saito, Takeshi Yamada, Kazuhiro Kazama: The k-Dense Method to Extract Communities from Complex Networks. Mining Complex Data 2009: 243-257

Kazumi Saito, Takeshi Yamada, Kazuhiro Kazama: Extracting Communities from Complex Networks by the k-Dense Method. IEICE Transactions 91-A(11): 3304-3311 (2008)

Takeshi Yamada, Masakazu Kumakura, Nobuhiko Kitawaki: Objective Estimation of Word Intelligibility for Noise-Reduced Speech. IEICE Transactions 91-B(12): 4075-4077 (2008)

Tomoharu Iwata, Kazumi Saito, Takeshi Yamada: Recommendation Method for Improving Customer Lifetime Value. IEEE Trans. Knowl. Data Eng. 20(9): 1254-1263 (2008)

Katsuhiko Ishiguro, Takeshi Yamada, Naonori Ueda: Simultaneous clustering and tracking unknown number of objects. CVPR 2008

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: CENSREC-4: development of evaluation framework for distant-talking speech recognition under reverberant environments. INTERSPEECH 2008: 968-971

Tomoharu Iwata, Takeshi Yamada, Naonori Ueda: Probabilistic latent semantic visualization: topic model for visualizing documents. KDD 2008: 363-371

Takuya Goto, Tomoko Kojiri, Toyohide Watanabe, Takeshi Yamada, Tomoharu Iwata: English Grammar Learning System Based on Knowledge Network of Fill-in-the-Blank Exercises. KES (3) 2008: 588-595

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: Evaluation Framework for Distant-talking Speech Recognition under Reverberant Environments: newest Part of the CENSREC Series -. LREC 2008

Tomoharu Iwata, Tomoko Kojiri, Takeshi Yamada, Toyohide Watanabe: Recommendation Algorithm for Learning Materials That Maximizes Expected Test Scores. PRICAI 2008: 965-970

Ko Fujimura, Shigeru Fujimura, Tatsushi Matsubayashi, Takeshi Yamada, Hidenori Okuda: Topigraphy: visualization for large-scale tag clouds. WWW 2008: 1087-1088

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: Development of VAD evaluation framework CENSREC-1-C and investigation of relationship between VAD and speech recognition performance. ASRU 2007: 607-612

Yasuhiro Minami, Minako Sawaki, Kohji Dohsaka, Ryuichiro Higashinaka, Kentaro Ishizuka, Hideki Isozaki, Tatsushi Matsubayashi, Masato Miyoshi, Atsushi Nakamura, Takanobu Oba, Hiroshi Sawada, Takeshi Yamada, Eisaku Maeda: The world of mushrooms: human-computer interaction prototype systems for ambient intelligence. ICMI 2007: 366-373

Masahide Kakehi, Tomoko Kojiri, Toyohide Watanabe, Takeshi Yamada, Tomoharu Iwata: Organization of Discussion Knowledge Graph from Collaborative Learning Record. KES (3) 2007: 600-607

Hiroaki Ueda, Yo Nasu, Takeshi Yamada, Kenichi Takahashi, Tetsuhiro Miyahara: Acquiring classification rules by using adaptive resonance theory. SMC 2007: 1693-1698

Tomoharu Iwata, Kazumi Saito, Takeshi Yamada: Modeling user behavior in recommender systems based on maximum entropy. WWW 2007: 1281-1282

Shinichiro Yamamoto, Kenichi Hatakeyama, Kenji Yamauchi, Takeshi Yamada: Electromagnetic Shielding Evaluation Setup for Conductive O-Rings. IEICE Transactions 89-C(1): 72-76 (2006)

Kiyoshi Yamamoto, Futoshi Asano, Takeshi Yamada, Nobuhiko Kitawaki: Detection of Overlapping Speech in Meetings Using Support Vector Machines and Support Vector Regression. IEICE Transactions 89-A(8): 2158-2165 (2006)

Takeshi Yamada, Masakazu Kumakura, Nobuhiko Kitawaki: Performance Estimation of Speech Recognition System Under Noise Conditions Using Objective Quality Measures and Artificial Voice. IEEE Transactions on Audio, Speech & Language Processing 14(6): 2006-2013 (2006)

Charles Kemp, Joshua B. Tenenbaum, Thomas L. Griffiths, Takeshi Yamada, Naonori Ueda: Learning Systems of Concepts with an Infinite Relational Model. AAAI 2006: 381-388

Kazumi Saito, Takeshi Yamada: Extracting Communities from Complex Networks by the k-dense Method. ICDM Workshops 2006: 300-304

Takeshi Yamada, Masakazu Kumakura, Nobuhiko Kitawaki: Word intelligibility estimation of noise-reduced speech. INTERSPEECH 2006

Tomoharu Iwata, Kazumi Saito, Takeshi Yamada: Recommendation method for extending subscription periods. KDD 2006: 574-579

Satoshi Nakamura, Kazuya Takeda, Kazumasa Yamamoto, Takeshi Yamada, Shingo Kuroiwa, Norihide Kitaoka, Takanobu Nishiura, Akira Sasou, Mitsunori Mizumachi, Chiyomi Miyajima, Masakiyo Fujimoto, Toshiki Endo: AURORA-2J: An Evaluation Framework for Japanese Noisy Speech Recognition. IEICE Transactions 88-D(3): 535-544 (2005)

Nobuhiko Kitawaki, Kou Nagai, Takeshi Yamada: Objective Quality Assessment of Wideband Speech Coding. IEICE Transactions 88-B(3): 1111-1118 (2005)

Masakiyo Fujimoto, Satoshi Nakamura, Toshiki Endo, Kazuya Takeda, Chiyomi Miyajima, Shingo Kuroiwa, Takeshi Yamada, Norihide Kitaoka, Kazumasa Yamamoto, Mitsunori Mizumachi, Takanobu Nishiura, Akira Sasou: CENSREC-3: Data Collection for In-Car Speech Recognition and Its Common Evaluation Framework. ICDE Workshops 2005: 1208

Takeshi Yamada, Jiro Okada, Nobuhiko Kitawaki: Integration of n-best recognition results obtained by multiple noise reduction algorithms. INTERSPEECH 2004

Takanobu Nishiura, Ryousuke Nishioka, Takeshi Yamada, Satoshi Nakamura, Kiyohiro Shikano: Multiple beamforming with source localization based on CSP analysis. Systems and Computers in Japan 34(5): 69-80 (2003)

Takeshi Yamada, Kazumi Saito, Naonori Ueda: Cross-Entropy Directed Embedding of Network Data. ICML 2003: 832-839

Masaki Yamakita, Minoru Hashimoto, Takeshi Yamada: Control of locomotion and head configuration of 3D snake robot (SMA). ICRA 2003: 2055-2060

Takeshi Yamada, Jiro Okada, Kazuya Takeda, Norihide Kitaoka, Masakiyo Fujimoto, Shingo Kuroiwa, Kazumasa Yamamoto, Takanobu Nishiura, Mitsunori Mizumachi, Satoshi Nakamura: Integration of noise reduction algorithms for Aurora2 task. INTERSPEECH 2003

Takeshi Yamada, Satoshi Nakamura, Kiyohiro Shikano: Distant-talking speech recognition based on a 3-D Viterbi search using a microphone array. IEEE Transactions on Speech and Audio Processing 10(2): 48-56 (2002)

Satoshi Nakamura, Kazuo Hiyane, Futoshi Asano, Yutaka Kaneda, Takeshi Yamada, Takanobu Nishiura, Tetsunori Kobayashi, Shiro Ise, Hiroshi Saruwatari: Design and collection of acoustic sound data for hands-free speech recognition and sound scene understanding. ICME (2) 2002: 161-164

Takanobu Nishiura, Satoshi Nakamura, Yuka Okada, Takeshi Yamada, Kiyohiro Shikano: Suitable design of adaptive beamformer based on average speech spectrum for noisy speech recognition. INTERSPEECH 2002

Futoshi Asano, Satoru Hayamizu, Takeshi Yamada, Satoshi Nakamura: Speech enhancement based on the subspace method. IEEE Transactions on Speech and Audio Processing 8(5): 497-507 (2000)

Nobuhiko Kitawaki, Futoshi Asano, Takeshi Yamada: Characteristics of spoken language required for objective quality evaluation of echo cancellers. INTERSPEECH 2000: 1101-1104

Satoshi Nakamura, Kazuo Hiyane, Futoshi Asano, Takanobu Nishiura, Takeshi Yamada: Acoustical Sound Database in Real Environments for Sound Scene Understanding and Hands-Free Speech Recognition. LREC 2000

Panikos Heracleous, Takeshi Yamada, Satoshi Nakamura, Kiyohiro Shikano: Simultaneous recognition of multiple sound sources based on 3-d n-best search using microphone array. EUROSPEECH 1999

Satoshi Nakamura, Kazuo Hiyane, Futoshi Asano, Takeshi Yamada, Takashi Endo: Data collection in real acoustical environments for sound scene understanding and hands-free speech recognition. EUROSPEECH 1999

Colin R. Reeves, Takeshi Yamada: Genetic Algorithms, Path Relinking, and the Flowshop Sequencing Problem. Evolutionary Computation 6(1): 45-60 (1998)

Takeshi Yamada, Satoshi Nakamura, Kiyohiro Shikano: An effect of adaptive beamforming on hands-free speech recognition based on 3-d viterbi search. ICSLP 1998

Takeshi Yamada, Hideo Saito, Shinji Ozawa: 3D Reconstruction of Skin Surface from Image Sequence. MVA 1998: 384-387

Takeshi Yamada, Kazuyuki Yoshimura, Ryohei Nakano: Information Operator Scheduling by Genetic Algorithms. SEAL 1998: 50-57

Masaaki Inoue, Satoshi Nakamura, Takeshi Yamada, Kiyohiro Shikano: Microphone array design measures for hands-free speech recognition. EUROSPEECH 1997

Takeshi Yamada, Satoshi Nakamura, Kiyohiro Shikano: Robust speech recognition with speaker localization by a microphone array. ICSLP 1996

Takeshi Yamada, Ryohei Nakano: Scheduling by Genetic Local Search with Multi-Step Crossover. PPSN 1996: 960-969

Ryohei Nakano, Yuval Davidor, Takeshi Yamada: Optimal Population Size under Constant Computation Cost. PPSN 1994: 130-138

Yuval Davidor, Takeshi Yamada, Ryohei Nakano: The ECOlogical Framework II : Improving GA Performance At Virtually Zero Cost. ICGA 1993: 171-176

Takeshi Yamada, Ryohei Nakano: A Genetic Algorithm Applicable to Large-Scale Job-Shop Problems. PPSN 1992: 283-292

Ryohei Nakano, Takeshi Yamada: Conventional Genetic Algorithm for Job Shop Problems. ICGA 1991: 474-479