Atsushi Nakamura

163 papers A* 1A 26B 1C 1Misc 37Journal 40Unranked 56

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Towards a More Realistic VR Experience: Merging Haptic Gloves with Precision Gloves. CoRR Paolo Bottoni, Susanna Cifani, Kamen Kanev, Daniel Moraru, Atsushi Nakamura, Marco Raoul Marini
2025	—	`conf`	Impact of Optical Loopback on Backward Crosstalk and Fault Localisation in Multi-Core Fiber Submarine Systems. ECOC Atsushi Nakamura, Shingo Ohno, Kunihiro Toge
2025	—	`conf`	Locating Excess Mode-Dependent Loss in Coupled Multi-Core Fibers based on Coherent OTDR. OFC Jumpei Hayakawa, Atsushi Nakamura, Shingo Ohno, Kunihiro Toge
2025	—	`conf`	Random and External Twisting Effect on Power Coupling in Bent Coupled Multi-Core Fibres. ECOC Shingo Ohno, Atsushi Nakamura, Kunihiro Toge
2025	—	`conf`	Refractive Index Measurement Using FMCW LiDAR. ECOC Yuto Kusaka, Takahiro Nagata, Hiroki Yamazaki, Chao Zhang, Fumihiko Ito, Shingo Ohno, Atsushi Nakamura, Kunihiro Toge
2025	J	`jnl`	Simultaneous Measurement of Differential Modal Group Delay in Few-Mode Fibers on the Basis of Optical Time Domain Reflectometer with Delay Lines. IEICE Trans. Commun. Masaki Nakamori, Atsushi Nakamura, Masaharu Ohashi, Yusuke Koshikiya
2024	—	`conf`	CW-WDM MSA compatible 100-mW (up to 50°C), 400-GHz spacing highly-reliable CW-DFB 8-channel laser array. OFC Ryosuke Hatai, Kouji Nakahara, Atsushi Nakamura, Takayuki Nakajima, Yoshihiko Kobayashi, Takeo Kageyama, Shigehisa Tanaka
2024	—	`conf`	Cryptographic Key Generation Using Conventional Single-Mode Fiber and an Optical Time Domain Reflectometer. OFC Yuto Sagae, Atsushi Nakamura, Takayoshi Mori, Yusuke Koshikiya, Kazuhide Nakajima
2024	J	`jnl`	Electromagnetic Interference With the Mobile Communication Devices in Unmanned Aerial Vehicles and Its Countermeasures. IEEE Access Koh Watanabe, Ryota Sakai, Satoshi Tanaka, Makoto Nagata, Hideki Osaka, Atsushi Nakamura, Ifong Wu, Yasushi Matsumoto, Kaoru Gotoh
2023	—	`conf`	Bending Radius Dependence of Power Coupling Coefficient and Spatial Mode Dispersion in Coupled Multi-Core Fibers. OFC Masaki Nakamori, Atsushi Nakamura, Masaharu Ohashi, Yusuke Koshikiya
2023	—	`conf`	Definition of Mode Field Diameter for Few-Mode Fibers based on Stationary Expression of Propagation Constant. OFC Atsushi Nakamura, Masaharu Ohashi, Yusuke Koshikiya
2023	—	`conf`	Design and Implementation of a Throughput Improvement Method for Asynchronous Pulse Code Multiple Access. ICUFN Atsushi Nakamura, Ferdinand Peper, Kenji Leibnitz, Naoki Wakamiya, Mikio Hasegawa
2023	—	`conf`	Prototyping of Haptic Datagloves for Deafblind People. IMIS Patrick C. K. Hung, Kamen Kanev, Atsushi Nakamura, Ryuhei Takeda, Hidenori Mimura, Masakatsu Kimura
2022	J	`jnl`	A 12-nm Autonomous Driving Processor With 60.4 TOPS, 13.8 TOPS/W CNN Executed by Task-Separated ASIL D Control. IEEE J. Solid State Circuits Katsushige Matsubara, Hanno Lieske, Motoki Kimura, Atsushi Nakamura, Manabu Koike, Shun Morikawa, Yoshihiko Hotta, Takahiro Irita, Seiji Mochizuki, Hiroyuki Hamasaki, Tatsuya Kamei
2022	J	`jnl`	BOTDA-Based Technique for Measuring Maximum Loss and Crosstalk at Splice Point in Few-Mode Fibers. IEICE Trans. Commun. Tomokazu Oda, Atsushi Nakamura, Daisuke Iida, Hiroyuki Oshida
2022	—	`conf`	Method of Estimating Inter-Core Crosstalk for Constructing Uncoupled Multi-Core Fiber Transmission Line. OFC Atsushi Nakamura, Tomokazu Oda, Yusuke Koshikiya
2022	—	`conf`	Over 100 mW Uncooled Operation of SOA-integrated 1.3-µm Highly Reliable CW-DFB Laser. OFC Shoko Yokokawa, Atsushi Nakamura, Shigetaka Hamada, Ryosuke Nakajima, Kaoru Okamoto, Masatoshi Arasawa, Kouji Nakahara, Shigehisa Tanaka
2022	—	`conf`	Wideband Impulse Response Measurement of Coupled 2-Core Fibers of Various Lengths employing Dual-Comb Coherent Sampling. OFC Masafumi Uyama, Masaki Uno, Shuki Okamura, Chao Zhang, Fumihiko Ito, Atsushi Nakamura, Tatsuya Okamoto, Yusuke Koshikiya
2021	—	`conf`	4.2 A 12nm Autonomous-Driving Processor with 60.4TOPS, 13.8TOPS/W CNN Executed by Task-Separated ASIL D Control. ISSCC Katsushige Matsubara, Hanno Lieske, Motoki Kimura, Atsushi Nakamura, Manabu Koike, Kazuaki Terashima, Shun Morikawa, Yoshihiko Hotta, Takahiro Irita, Seiji Mochizuki, Hiroyuki Hamasaki, Tatsuya Kamei
2021	—	`conf`	Design and Implementation of Pulse-Based Protocol with Chirp Spread Spectrum for Massive IoT. ISCIT Kentaro Honda, Ferdinand Peper, Atsushi Nakamura, Aohan Li, Yusuke Ito, Kenji Leibnitz, Konstantinos Theofilis, Naoki Wakamiya, Mikio Hasegawa
2020	—	`conf`	Estimating Modal Group Delay Characteristics of Few-Mode Fibres from Fibre Parameters. ECOC Atsushi Nakamura, Masaharu Ohashi, Daisuke Iida, Hirokazu Kubota
2020	—	`conf`	Wide-temperature-range 100-Gbaud Operation of a Lumped-electrode-type EA-DFB for an 800-Gb/s Optical Transceiver. ECOC Koichiro Adachi, Syunya Yamauchi, Hideaki Asakura, Atsushi Nakamura, Kazuhiko Naoe, Shigehisa Tanak
2019	—	`conf`	53-Gbaud PAM4 Differential Drive of a Conventional EA/DFB Toward Driver-Amplifier-Less Optical Transceivers. OFC Koichiro Adachi, Takayoshi Fukui, Masato Shishikura, Akira Nakanishi, Atsushi Nakamura, Takanori Suzuki, Shigehisa Tanaka
2019	—	`conf`	Potential Fault Detection in Optical Cables Using OTDR Operating in Two-Modes. OECC/PSC Atsushi Nakamura, Keiji Okamoto, Yusuke Koshikiya, Tetsuya Manabe
2018	—	`conf`	Proactive Detection of Optical Cable Failure Caused by Water Freezing Using 1-μm-band Mode-Detection OTDR. OFC Atsushi Nakamura, Yusuke Koshikiya, Tetsuya Manabe
2018	—	`conf`	Uncooled Operation of 53-Gbaud PAM4 (106-Gb/s) EA/DFB Lasers with Extremely Low Drive Voltage with 0.9 Vpp. ECOC Yoshihiro Nakai, Akira Nakanishi, Yoriyoshi Yamaguchi, Syunya Yamauchi, Atsushi Nakamura, Hideaki Asakura, Hayato Takita, Shigenori Hayakawa, Masatoshi Mitaki, Yasushi Sakuma, Kazuhiro Naoe
2017	J	`jnl`	Automatic spin measurements for pitched Baseballs via consumer-grade high-speed cameras. Signal Image Video Process. Takashi Ijiri, Atsushi Nakamura, Akira Hirabayashi, Wataru Sakai, Takeshi Miyazaki, Ryutaro Himeno
2016	J	`jnl`	Differenced maximum mutual information criterion for robust unsupervised acoustic model adaptation. Comput. Speech Lang. Marc Delcroix, Atsunori Ogawa, Seong-Jun Hahm, Tomohiro Nakatani, Atsushi Nakamura
2016	J	`jnl`	Estimating Speech Recognition Accuracy Based on Error Type Classification. IEEE ACM Trans. Audio Speech Lang. Process. Atsunori Ogawa, Takaaki Hori, Atsushi Nakamura
2015	—	`conf`	25.8 Gbps error free transmission over 10 km at wavelengths from 1271 to 1331nm by uncooled (25 to 85°C) directly modulated DFB lasers for 100G-CWDM4. OFC Takayuki Nakajima, T. Fukamachi, Mitsuo Akashi, Atsushi Nakamura, Yasushi Sakuma, Shigenori Hayakawa, Ryu Washino, M. Mukaikubo, K. Okamoto, K. Motoda, Kazuhiko Naoe, K. Nakahara, Shigehisa Tanak, Kazuhisa Uomi
2015	—	`conf`	Identification of loss factors by evaluating backscattered modal loss ratio obtained with 1-µm-band mode-detection OTDR. OFC Atsushi Nakamura, Keiji Okamoto, Yusuke Koshikiya, Tetsuya Manabe, Manabu Oguma, Toshikazu Hashimoto, Mikitaka Itoh
2014	J	`jnl`	Chip Level Simulation of Substrate Noise Coupling and Interference in RF ICs with CMOS Digital Noise Emulator. IEICE Trans. Electron. Naoya Azuma, Shunsuke Shimazaki, Noriyuki Miura, Makoto Nagata, Tomomitsu Kitamura, Satoru Takahashi, Motoki Murakami, Kazuaki Hori, Atsushi Nakamura, Kenta Tsukamoto, Mizuki Iwanami, Eiji Hankui, Sho Muroga, Yasushi Endo, Satoshi Tanaka, Masahiro Yamaguchi
2014	—	`conf`	Computer Ethics Video Clips for University Students in Japan from 2003 until 2013. COMPSAC Workshops Takashi Yamanoue, Izumi Fuse, Shigeto Okabe, Atsushi Nakamura, Michio Nakanishi, Shozo Fukada, Takahiro Tagawa, Tatsumi Takeo, Ikuya Murata, Tetsutaro Uehara, Tsuneo Yamada, Hiroshi Ueda
2014	Misc	`conf`	Fast segment search for corpus-based speech enhancement based on speech recognition technology. ICASSP Atsunori Ogawa, Keisuke Kinoshita, Takaaki Hori, Tomohiro Nakatani, Atsushi Nakamura
2014	J	`jnl`	Guest Editorial: Machine Learning for Signal Processing. J. Signal Process. Syst. Shigeru Katagiri, Atsushi Nakamura, Tülay Adali, Jianhua Tao, Jan Larsen, Tieniu Tan
2014	—	`conf`	Hyperspectroscopic imager for baby fibers. EMBC Takashi Nagaoka, Atsushi Nakamura, Toshio Yamazaki, Yusuke Nakata, Kazuo Endo, Tomoyuki Sakaguchi, Noboru Kawata, Takayuki Sota
2014	Misc	`conf`	Real-time one-pass decoding with recurrent neural network language model for speech recognition. ICASSP Takaaki Hori, Yotaro Kubo, Atsushi Nakamura
2014	A	`conf`	Restructuring output layers of deep neural networks using minimum risk parameter clustering. INTERSPEECH Yotaro Kubo, Jun Suzuki, Takaaki Hori, Atsushi Nakamura
2014	J	`jnl`	Structural Bayesian Linear Regression for Hidden Markov Models. J. Signal Process. Syst. Shinji Watanabe, Atsushi Nakamura, Biing-Hwang Fred Juang
2014	—	`conf`	Uncooled clear-eye-opening operation (25 to 95°C) of 25.8/28-Gbps 1.3-µm InGaAlAs-MQW directly modulated DFB lasers. OFC T. Fukamachi, Atsushi Nakamura, Yasushi Sakuma, Shigenori Hayakawa, Ryu Washino, M. Mukaikubo, K. Okamoto, T. Nakajima, K. Motoda, Kazuhiko Naoe, K. Nakahara, Yuki Wakayama, Kazuhisa Uomi
2014	Misc	`conf`	Zero-resource spoken term detection using hierarchical graph-based similarity search. ICASSP Kazuo Aoyama, Atsunori Ogawa, Takashi Hattori, Takaaki Hori, Atsushi Nakamura
2013	A	`conf`	A method for structure estimation of weighted finite-state transducers and its application to grapheme-to-phoneme conversion. INTERSPEECH Yotaro Kubo, Takaaki Hori, Atsushi Nakamura
2013	—	`conf`	Blocked Gibbs sampling based multi-scale mixture model for speaker clustering on noisy data. MLSP Naohiro Tawara, Tetsuji Ogawa, Shinji Watanabe, Atsushi Nakamura, Tetsunori Kobayashi
2013	J	`jnl`	Cluster-based dynamic variance adaptation for interconnecting speech enhancement pre-processor and speech recognizer. Comput. Speech Lang. Marc Delcroix, Shinji Watanabe, Tomohiro Nakatani, Atsushi Nakamura
2013	Misc	`conf`	Discriminative recognition rate estimation for N-best list and its application to N-best rescoring. ICASSP Atsunori Ogawa, Takaaki Hori, Atsushi Nakamura
2013	Misc	`conf`	Feature space variational Bayesian linear regression and its combination with model space VBLR. ICASSP Seong-Jun Hahm, Atsunori Ogawa, Marc Delcroix, Masakiyo Fujimoto, Takaaki Hori, Atsushi Nakamura
2013	Misc	`conf`	Graph index based query-by-example search on a large speech data set. ICASSP Kazuo Aoyama, Atsunori Ogawa, Takashi Hattori, Takaaki Hori, Atsushi Nakamura
2013	A	`conf`	Is speech enhancement pre-processing still relevant when using deep neural networks for acoustic modeling? INTERSPEECH Marc Delcroix, Yotaro Kubo, Tomohiro Nakatani, Atsushi Nakamura
2013	—	`conf`	LGLC tunable laser with highly stable SMSR against large filter deviation for full C-band operation. OFC/NFOEC Atsushi Nakamura, Kazuhiko Naoe, M. Sakai, Shigenori Hayakawa, K. Motoda, Kazuhisa Uomi, Takanori Suzuki, Hideo Arimoto, Shigehisa Tanak
2013	Misc	`conf`	Large vocabulary continuous speech recognition based on WFST structured classifiers and deep bottleneck features. ICASSP Yotaro Kubo, Takaaki Hori, Atsushi Nakamura
2013	—	`conf`	Measurements and simulation of substrate noise coupling in RF ICs with CMOS digital noise emulator. EMC Compo Naoya Azuma, Shunsuke Shimazaki, Noriyuki Miura, Makoto Nagata, Tomomitsu Kitamura, Satoru Takahashi, Motoki Murakami, Kazuaki Hori, Atsushi Nakamura, Kenta Tsukamoto, Mizuki Iwanami, Eiji Hankui, Sho Muroga, Yasushi Endo, Satoshi Tanaka, Masahiro Yamaguchi
2013	J	`jnl`	Prior-shared feature and model space speaker adaptation by consistently employing map estimation. Speech Commun. Seong-Jun Hahm, Shinji Watanabe, Atsunori Ogawa, Masakiyo Fujimoto, Takaaki Hori, Atsushi Nakamura
2013	—	`book`	Speech Recognition Algorithms Based on Weighted Finite-State Transducers Takaaki Hori, Atsushi Nakamura
2013	J	`jnl`	Speech recognition in living rooms: Integrated speech enhancement and recognition system based on spatial, spectral and temporal modeling of sounds. Comput. Speech Lang. Marc Delcroix, Keisuke Kinoshita, Tomohiro Nakatani, Shoko Araki, Atsunori Ogawa, Takaaki Hori, Shinji Watanabe, Masakiyo Fujimoto, Takuya Yoshioka, Takanobu Oba, Yotaro Kubo, Mehrez Souden, Seong-Jun Hahm, Atsushi Nakamura
2013	—	`conf`	Substrate noise reduction based on impedance balance using tunable resistances. EMC Compo Atsushi Nakamura, Masaaki Maeda, Tohlu Matsushima, Osami Wada
2013	—	`conf`	Tactile Vibration of Personal Digital Assistants for Conveying Feelings. HCI (14) Atsushi Nakamura, Miwa Nakanishi
2013	Misc	`conf`	Unsupervised discriminative adaptation using differenced maximum mutual information based linear regression. ICASSP Marc Delcroix, Atsunori Ogawa, Seong-Jun Hahm, Tomohiro Nakatani, Atsushi Nakamura
2013	A	`conf`	Unsupervised discriminative language modeling using error rate estimator. INTERSPEECH Takanobu Oba, Atsunori Ogawa, Takaaki Hori, Hirokazu Masataki, Atsushi Nakamura
2012	Misc	`conf`	Bag Of ARCS: New representation of speech segment features based on finite state machines. ICASSP Shinji Watanabe, Yotaro Kubo, Takanobu Oba, Takaaki Hori, Atsushi Nakamura
2012	Misc	`conf`	Basis vector orthogonalization for an improved kernel gradient matching pursuit method. ICASSP Yotaro Kubo, Shinji Watanabe, Atsushi Nakamura, Simon Wiesler, Ralf Schlüter, Hermann Ney
2012	Misc	`conf`	Decoding network optimization using minimum transition error training. ICASSP Yotaro Kubo, Shinji Watanabe, Atsushi Nakamura
2012	Misc	`conf`	Discriminative feature transforms using differenced maximum mutual information. ICASSP Marc Delcroix, Atsunori Ogawa, Shinji Watanabe, Tomohiro Nakatani, Atsushi Nakamura
2012	—	`conf`	Dynamic variance adaptation using differenced maximum mutual information. MLSLP Marc Delcroix, Atsunori Ogawa, Tomohiro Nakatani, Atsushi Nakamura
2012	J	`jnl`	Efficient training of discriminative language models by sample selection. Speech Commun. Takanobu Oba, Takaaki Hori, Atsushi Nakamura
2012	Misc	`conf`	Error type classification and word accuracy estimation using alignment features from word confusion network. ICASSP Atsunori Ogawa, Takaaki Hori, Atsushi Nakamura
2012	A	`conf`	Fully Bayesian speaker clustering based on hierarchically structured utterance-oriented Dirichlet process mixture model. INTERSPEECH Naohiro Tawara, Tetsuji Ogawa, Shinji Watanabe, Atsushi Nakamura, Tetsunori Kobayashi
2012	A	`conf`	Integrating Deep Neural Networks into Structural Classification Approach based on Weighted Finite-State Transducers. INTERSPEECH Yotaro Kubo, Takaaki Hori, Atsushi Nakamura
2012	J	`jnl`	Joint estimation of confidence and error causes in speech recognition. Speech Commun. Atsunori Ogawa, Atsushi Nakamura
2012	J	`jnl`	Low-Latency Real-Time Meeting Recognition and Understanding Using Distant Microphones and Omni-Directional Camera. IEEE Trans. Speech Audio Process. Takaaki Hori, Shoko Araki, Takuya Yoshioka, Masakiyo Fujimoto, Shinji Watanabe, Takanobu Oba, Atsunori Ogawa, Kazuhiro Otsuka, Dan Mikami, Keisuke Kinoshita, Tomohiro Nakatani, Atsushi Nakamura, Junji Yamato
2012	—	`conf`	Melanoma screening system using hyperspectral imager attached to imaging fiberscope. EMBC Takashi Nagaoka, Atsushi Nakamura, Yoshio Kiyohara, Takayuki Sota
2012	J	`jnl`	Model Shrinkage for Discriminative Language Models. IEICE Trans. Inf. Syst. Takanobu Oba, Takaaki Hori, Atsushi Nakamura, Akinori Ito
2012	—	`conf`	New analytical calculation and estimation of TDOA for underdetermined BSS in noisy environments. APSIPA Takuro Maruyama, Shoko Araki, Tomohiro Nakatani, Shigeki Miyabe, Takeshi Yamada, Shoji Makino, Atsushi Nakamura
2012	Misc	`conf`	New analytical update rule for TDOA inference for underdetermined BSS in noisy environments. ICASSP Takuro Maruyama, Shoko Araki, Tomohiro Nakatani, Shigeki Miyabe, Takeshi Yamada, Shoji Makino, Atsushi Nakamura
2012	—	`conf`	Recognition rate estimation based on word alignment network and discriminative error type classification. SLT Atsunori Ogawa, Takaaki Hori, Atsushi Nakamura
2012	J	`jnl`	Round-Robin Duel Discriminative Language Models. IEEE Trans. Speech Audio Process. Takanobu Oba, Takaaki Hori, Atsushi Nakamura, Akinori Ito
2012	A	`conf`	Speaker Adaptation Using Variational Bayesian Linear Regression in Normalized Feature Space. INTERSPEECH Seong-Jun Hahm, Atsunori Ogawa, Masakiyo Fujimoto, Takaaki Hori, Atsushi Nakamura
2012	Misc	`conf`	Spoken document retrieval by discriminative modeling in a high dimensional feature space. ICASSP Takanobu Oba, Takaaki Hori, Atsushi Nakamura, Akinori Ito
2012	J	`jnl`	Statistical Voice Conversion Based on Noisy Channel Model. IEEE Trans. Speech Audio Process. Daisuke Saito, Shinji Watanabe, Atsushi Nakamura, Nobuaki Minematsu
2012	J	`jnl`	Structural Classification Methods Based on Weighted Finite-State Transducers for Automatic Speech Recognition. IEEE Trans. Speech Audio Process. Yotaro Kubo, Shinji Watanabe, Takaaki Hori, Atsushi Nakamura
2012	J	`jnl`	Wide-Tuning-Wavelength-Range LGLC Laser with Low-Loss Dual-Core Spot Size Converter. IEICE Trans. Electron. Takanori Suzuki, Hideo Arimoto, Takeshi Kitatani, Aki Takei, Takafumi Taniguchi, Kazunori Shinoda, Shigehisa Tanaka, Shinji Tsuji, Tatemi Ido, Jun Igrashi, Atsushi Nakamura, Kazuhiko Naoe, Kenji Uchida
2011	—	`conf`	Bayesian linear regression for Hidden Markov Model based on optimizing variational bounds. MLSP Shinji Watanabe, Atsushi Nakamura, Biing-Hwang Juang
2011	J	`jnl`	Efficient Combination of Likelihood Recycling and Batch Calculation for Fast Acoustic Likelihood Calculation. IEICE Trans. Inf. Syst. Atsunori Ogawa, Satoshi Takahashi, Atsushi Nakamura
2011	Misc	`conf`	Gibbs sampling based Multi-scale Mixture Model for speaker clustering. ICASSP Shinji Watanabe, Daichi Mochihashi, Takaaki Hori, Atsushi Nakamura
2011	Misc	`conf`	High accurate model-integration-based voice conversion using dynamic features and model structure optimization. ICASSP Daisuke Saito, Shinji Watanabe, Atsushi Nakamura, Nobuaki Minematsu
2011	Misc	`conf`	Lattice gauge theory on a multi-core processor, Cell/B.E. ICCS Shinji Motoki, Atsushi Nakamura
2011	Misc	`conf`	Machine and acoustical condition dependency analyses for fast acoustic likelihood calculation techniques. ICASSP Atsunori Ogawa, Satoshi Takahashi, Atsushi Nakamura
2011	A	`conf`	Model Adaptation for Automatic Speech Recognition Based on Multiple Time Scale Evolution. INTERSPEECH Shinji Watanabe, Atsushi Nakamura, Biing-Hwang Juang
2011	—	`conf`	Preface. MLSP Tieniu Tan, Shigeru Katagiri, Jianhua Tao, Atsushi Nakamura, Jan Larsen
2011	Misc	`conf`	Round-robin duel discriminative language models in one-pass decoding with on-the-fly error correction. ICASSP Takanobu Oba, Takaaki Hori, Akinori Ito, Atsushi Nakamura
2011	Misc	`conf`	Subspace pursuit method for kernel-log-linear models. ICASSP Yotaro Kubo, Simon Wiesler, Ralf Schlüter, Hermann Ney, Shinji Watanabe, Atsushi Nakamura, Tetsunori Kobayashi
2010	J	`jnl`	A Sequential Pattern Classifier Based on Hidden Markov Kernel Machine and Its Application to Phoneme Classification. IEEE J. Sel. Top. Signal Process. Yotaro Kubo, Shinji Watanabe, Atsushi Nakamura, Erik McDermott, Tetsunori Kobayashi
2010	Misc	`conf`	A comparative study on methods of Weighted language model training for reranking lvcsr N-best hypotheses. ICASSP Takanobu Oba, Takaaki Hori, Atsushi Nakamura
2010	Misc	`conf`	A discriminative model for continuous speech recognition based on Weighted Finite State Transducers. ICASSP Shinji Watanabe, Takaaki Hori, Erik McDermott, Atsushi Nakamura
2010	A	`conf`	A novel confidence measure based on marginalization of jointly estimated error cause probabilities. INTERSPEECH Atsunori Ogawa, Atsushi Nakamura
2010	A	`conf`	A regularized discriminative training method of acoustic models derived by minimum relative entropy discrimination. INTERSPEECH Yotaro Kubo, Shinji Watanabe, Atsushi Nakamura, Tetsunori Kobayashi
2010	J	`jnl`	An Approach for Practical Use of Common-Mode Noise Reduction Technique for In-Vehicle Electronic Equipment. IEICE Trans. Commun. Takanori Uno, Kouji Ichikawa, Yuichi Mabuchi, Atsushi Nakamura, Yuji Okazaki, Hideki Asai
2010	C	`conf`	Cepstral smoothing of separated signals for underdetermined speech separation. ISCAS Yumi Ansa, Shoko Araki, Shoji Makino, Tomohiro Nakatani, Takeshi Yamada, Atsushi Nakamura, Nobuhiko Kitawaki
2010	Misc	`conf`	Discriminative confidence and error cause estimation for extended speech recognition function. ICASSP Atsunori Ogawa, Atsushi Nakamura
2010	Misc	`conf`	Discriminative training based on an integrated view of MPE and MMI in margin and error space. ICASSP Erik McDermott, Shinji Watanabe, Atsushi Nakamura
2010	J	`jnl`	Improved Sequential Dependency Analysis Integrating Labeling-Based Sentence Boundary Detection. IEICE Trans. Inf. Syst. Takanobu Oba, Takaaki Hori, Atsushi Nakamura
2010	A	`conf`	Improvements of search error risk minimization in viterbi beam search for speech recognition. INTERSPEECH Takaaki Hori, Shinji Watanabe, Atsushi Nakamura
2010	A	`conf`	Large vocabulary continuous speech recognition using WFST-based linear classifier for structured data. INTERSPEECH Shinji Watanabe, Takaaki Hori, Atsushi Nakamura
2010	Misc	`conf`	Minimum Error Classification with geometric margin control. ICASSP Hideyuki Watanabe, Shigeru Katagiri, Kouta Yamada, Erik McDermott, Atsushi Nakamura, Shinji Watanabe, Miho Ohsaki
2010	Misc	`conf`	Music dereverberation using harmonic structure source model and Wiener filter. ICASSP Naoki Yasuraoka, Takuya Yoshioka, Tomohiro Nakatani, Atsushi Nakamura, Hiroshi G. Okuno
2010	J	`jnl`	Online Unsupervised Classification With Model Comparison in the Variational Bayes Framework for Voice Activity Detection. IEEE J. Sel. Top. Signal Process. David Cournapeau, Shinji Watanabe, Atsushi Nakamura, Tatsuya Kawahara
2010	J	`jnl`	Predictor-Corrector Adaptation by Using Time Evolution System With Macroscopic Time Scale. IEEE Trans. Speech Audio Process. Shinji Watanabe, Atsushi Nakamura
2010	A	`conf`	Probabilistic integration of joint density model and speaker model for voice conversion. INTERSPEECH Daisuke Saito, Shinji Watanabe, Atsushi Nakamura, Nobuaki Minematsu
2010	J	`jnl`	Problem Solving Environment for Lattice QCD on Cell/B, E, . J. Convergence Inf. Technol. Shinji Motoki, Atsushi Nakamura, Koichi Hashimoto, Kiyoshi Mizumaru
2010	—	`conf`	Real-time meeting recognition and understanding using distant microphones and omni-directional camera. SLT Takaaki Hori, Shoko Araki, Takuya Yoshioka, Masakiyo Fujimoto, Shinji Watanabe, Takanobu Oba, Atsunori Ogawa, Kazuhiro Otsuka, Dan Mikami, Keisuke Kinoshita, Tomohiro Nakatani, Atsushi Nakamura, Junji Yamato
2010	A	`conf`	Round-robin discrimination model for reranking ASR hypotheses. INTERSPEECH Takanobu Oba, Takaaki Hori, Atsushi Nakamura
2010	—	`conf`	SOC for car navigation system with a 55.3GOPS image recognition engine. ASP-DAC Hiroyuki Hamasaki, Yasuhiko Hoshi, Atsushi Nakamura, Akihiro Yamamoto, Hideaki Kido, Shoji Muramatsu
2010	Misc	`conf`	Search error risk minimization in Viterbi beam search for speech recognition. ICASSP Takaaki Hori, Shinji Watanabe, Atsushi Nakamura
2010	Misc	`conf`	Using online model comparison in the Variational Bayes framework for online unsupervised Voice Activity Detection. ICASSP David Cournapeau, Shinji Watanabe, Atsushi Nakamura, Tatsuya Kawahara
2009	Misc	`conf`	A unified view for discriminative objective functions based on negative exponential of difference measure between strings. ICASSP Atsushi Nakamura, Erik McDermott, Shinji Watanabe, Shigeru Katagiri
2009	Misc	`conf`	Efficient combination of likelihood recycling and batch calculation based on conditional fast processing and acoustic back-off. ICASSP Atsunori Ogawa, Satoshi Takahashi, Atsushi Nakamura
2009	A	`conf`	Margin-space integration of MPE loss via differencing of MMI functionals for generalized error-weighted discriminative training. INTERSPEECH Erik McDermott, Shinji Watanabe, Atsushi Nakamura
2009	Misc	`conf`	On-line adaptation and Bayesian detection of environmental changes based on a macroscopic time evolution system. ICASSP Shinji Watanabe, Atsushi Nakamura
2009	A	`conf`	Simultaneous estimation of confidence and error cause in speech recognition using discriminative model. INTERSPEECH Atsunori Ogawa, Atsushi Nakamura
2009	—	`conf`	SoC for car navigation systems with a 53.3 GOPS image recognition engine. Hot Chips Symposium Hideaki Kido, Shoji Muramatsu, Yasuhiko Hoshi, Hiroyuki Hamasaki, Atsushi Nakamura, Akihiro Yamamoto
2008	Misc	`conf`	A unified interpretation of adaptation approaches based on a macroscopic time evolution system and indirect/direct adaptation approaches. ICASSP Shinji Watanabe, Atsushi Nakamura
2008	A	`conf`	Flexible discriminative training based on equal error group scores obtained from an error-indexed forward-backward algorithm. INTERSPEECH Erik McDermott, Atsushi Nakamura
2008	Misc	`conf`	Improving computer ethics video clips for higher education. SIGUCCS Izumi Fuse, Shigeto Okabe, Takashi Yamanoue, Atsushi Nakamura, Michio Nakanishi, Shozo Fukada, Takahiro Tagawa, Tatsumi Takeo, Ikuya Murata, Tetsutaro Uehara, Tsuneo Yamada
2008	J	`jnl`	Sequential dependency analysis for online spontaneous speech processing. Speech Commun. Takanobu Oba, Takaaki Hori, Atsushi Nakamura
2008	A*	`conf`	Specify-explore-refine (SER): from specification to implementation. DAC Andreas Gerstlauer, Junyu Peng, Dongwan Shin, Daniel Gajski, Atsushi Nakamura, Dai Araki, Yuuji Nishihara
2007	A	`conf`	An approach to efficient generation of high-accuracy and compact error-corrective models for speech recognition. INTERSPEECH Takanobu Oba, Takaaki Hori, Atsushi Nakamura
2007	J	`jnl`	Discriminative Training for Large-Vocabulary Speech Recognition Using Minimum Classification Error. IEEE Trans. Speech Audio Process. Erik McDermott, Timothy J. Hazen, Jonathan Le Roux, Atsushi Nakamura, Shigeru Katagiri
2007	J	`jnl`	Efficient WFST-Based One-Pass Decoding With On-The-Fly Hypothesis Rescoring in Extremely Large Vocabulary Continuous Speech Recognition. IEEE Trans. Speech Audio Process. Takaaki Hori, Chiori Hori, Yasuhiro Minami, Atsushi Nakamura
2007	—	`conf`	Incremental Adaptation Based on a Macroscopic Time Evolution System. ICASSP (4) Shinji Watanabe, Atsushi Nakamura
2007	A	`conf`	String and lattice based discriminative training for the corpus of spontaneous Japanese lecture transcription task. INTERSPEECH Erik McDermott, Atsushi Nakamura
2007	B	`conf`	The world of mushrooms: human-computer interaction prototype systems for ambient intelligence. ICMI 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
2006	—	`conf`	Acoustic Model Adaptation Based on Coarse/Fine Training of Transfer Vectors Using Directional Statistics. ICASSP (1) Shinji Watanabe, Atsushi Nakamura
2006	J	`jnl`	Advanced computational models and learning theories for spoken language processing. IEEE Comput. Intell. Mag. Atsushi Nakamura, Shinji Watanabe, Takaaki Hori, Erik McDermott, Shigeru Katagiri
2006	—	`conf`	An Extremely Large Vocabulary Approach to Named Entity Extraction from Speech. ICASSP (1) Takaaki Hori, Atsushi Nakamura
2006	J	`jnl`	Automatic determination of acoustic model topology using variational Bayesian estimation and clustering for large vocabulary continuous speech recognition. IEEE Trans. Speech Audio Process. Shinji Watanabe, Atsushi Sako, Atsushi Nakamura
2006	J	`jnl`	Dynamic Assignment of Gaussian Components in Modelling Speech Spectra. J. VLSI Signal Process. Parham Zolfaghari, Hiroko Kato, Yasuhiro Minami, Atsushi Nakamura, Shigeru Katagiri, Roy D. Patterson
2006	J	`jnl`	Production-Oriented Models for Speech Recognition. IEICE Trans. Inf. Syst. Erik McDermott, Atsushi Nakamura
2006	A	`conf`	Sentence boundary detection using sequential dependency analysis combined with CRF-based chunking. INTERSPEECH Takanobu Oba, Takaaki Hori, Atsushi Nakamura
2006	J	`jnl`	Speech Recognition Based on Student's t-Distribution Derived from Total Bayesian Framework. IEICE Trans. Inf. Syst. Shinji Watanabe, Atsushi Nakamura
2005	Misc	`conf`	Digital video clips covering computer ethics in higher education. SIGUCCS Takashi Yamanoue, Michio Nakanishi, Atsushi Nakamura, Izumi Fuse, Ikuya Murata, Shozo Fukada, Takahiro Tagawa, Tatsumi Takeo, Shigeto Okabe, Tsuneo Yamada
2005	A	`conf`	Effects of Bayesian predictive classification using variational Bayesian posteriors for sparse training data in speech recognition. INTERSPEECH Shinji Watanabe, Atsushi Nakamura
2005	A	`conf`	Experiments with probabilistic principal component analysis in LVCSR. INTERSPEECH Mike Schuster, Takaaki Hori, Atsushi Nakamura
2005	A	`conf`	Generalized fast on-the-fly composition algorithm for WFST-based speech recognition. INTERSPEECH Takaaki Hori, Atsushi Nakamura
2005	—	`conf`	Lattice QCD Simulations as an HPC Challenge. ISHPC Atsushi Nakamura
2005	J	`jnl`	Selection of Shared-State Hidden Markov Model Structure Using Bayesian Criterion. IEICE Trans. Inf. Syst. Shinji Watanabe, Yasuhiro Minami, Atsushi Nakamura, Naonori Ueda
2004	A	`conf`	A theoretical analysis of speech recognition based on feature trajectory models. INTERSPEECH Yasuhiro Minami, Erik McDermott, Atsushi Nakamura, Shigeru Katagiri
2004	—	`conf`	Automatic determination of acoustic model topology using variational Bayesian estimation and clustering. ICASSP (1) Shinji Watanabe, Atsushi Sako, Atsushi Nakamura
2004	—	`conf`	Bayesian modelling of the speech spectrum using mixture of Gaussians. ICASSP (1) Parham Zolfaghari, Shinji Watanabe, Atsushi Nakamura, Shigeru Katagiri
2004	J	`jnl`	Variational bayesian estimation and clustering for speech recognition. IEEE Trans. Speech Audio Process. Shinji Watanabe, Yasuhiro Minami, Atsushi Nakamura, Naonori Ueda
2003	—	`conf`	Application of variational Bayesian estimation and clustering to acoustic model adaptation. ICASSP (1) Shinji Watanabe, Yasuhiro Minami, Atsushi Nakamura, Naonori Ueda
2003	—	`conf`	Recognition method with parametric trajectory generated from mixture distribution HMMs. ICASSP (1) Yasuhiro Minami, Erik McDermott, Atsushi Nakamura, Shigeru Katagiri
2002	Misc	`conf`	A recognition method with parametric trajectory synthesized using direct relations between static and dynamic feature vector time series. ICASSP Yasuhiro Minami, Erik McDermott, Atsushi Nakamura, Shigeru Katagiri
2002	—	`conf`	Application of Variational Bayesian Approach to Speech Recognition. NIPS Shinji Watanabe, Yasuhiro Minami, Atsushi Nakamura, Naonori Ueda
2002	A	`conf`	Constructing shared-state hidden Markov models based on a Bayesian approach. INTERSPEECH Shinji Watanabe, Yasuhiro Minami, Atsushi Nakamura, Naonori Ueda
2002	J	`jnl`	Restructuring Gaussian mixture density functions in speaker-independent acoustic models. Speech Commun. Atsushi Nakamura
2000	A	`conf`	Cellular-phone based speech-to-speech translation system ATR-MATRIX. INTERSPEECH Rainer Gruhn, Harald Singer, Hajime Tsukada, Masaki Naito, Atsushi Nishino, Atsushi Nakamura, Yoshinori Sagisaka, Satoshi Nakamura
1999	—	`conf`	Acoustic modeling based on a generalized laplacian distribution. EUROSPEECH Atsushi Nakamura, Tomoko Matsui
1999	—	`conf`	Japanese spontaneous speech database with wide regional and age distribution. EUROSPEECH Tomoko Matsui, Masaki Naito, Harald Singer, Atsushi Nakamura, Yoshinori Sagisaka
1999	—	`conf`	Unified framework for acoustic topology modelling: ML-SSS and question-based decision trees. EUROSPEECH Harald Singer, Atsushi Nakamura
1998	Misc	`conf`	Restructuring Gaussian mixture density functions in speaker-independent acoustic models. ICASSP Atsushi Nakamura
1997	—	`conf`	Predicting speech recognition performance. EUROSPEECH Atsushi Nakamura
1996	—	`conf`	Japanese speech databases for robust speech recognition. ICSLP Atsushi Nakamura, Shoichi Matsunaga, Tohru Shimizu, Masahiro Tonomura, Yoshinori Sagisaka
1995	—	`conf`	A minimum error training of garbage model for keyword spotter with artificially generated training data. EUROSPEECH Atsushi Nakamura
1994	—	`conf`	A speech and language database for speech translation research. ICSLP Tsuyoshi Morimoto, Noriyoshi Uratani, Toshiyuki Takezawa, Osamu Furuse, Yasuhiro Sobashima, Hitoshi Iida, Atsushi Nakamura, Yoshinori Sagisaka, Norio Higuchi, Yasuhiro Yamazaki