Tomohiro Nakatani | NTT R&D Website
Enhancement (IWAENC) Best Paper Award 2017 Maejima Hisoka Award 2015 IEEE Automatic Speech Recognition and
https://www.rd.ntt/e/organization/researcher/superior/s_012.html
中谷 智広 | NTT R&D Website
Society 2017年12月 General Chair, IEEE Automatic Speech Recognition and Understanding Workshop (ASRU) 2009年
https://www.rd.ntt/organization/researcher/superior/s_012.html
NTT Communication Science Laboratories Open House 2014 Defeat reverberation: enemy of speech recognition - Advanced speech enhancement and recognition -
reduction and deep learning-based automatic speech recognition. Our proposed system greatly improves
https://www.rd.ntt/cs/event/openhouse/2014/exhibition/20/index_en.html
Speech Recognition for Computers | NTT Communication Science Laboratories | NTT R&D Website
Recognition for Computers [Japanese|English] Fast and highly accurate spontaneous speech recognition Automatic
https://www.rd.ntt/e/cs/team_project/media/signal/research_media05.html
poster_en_20.pdf
your speech recognizer - Neural network adaptation for automatic speech recognition - 【Conventional
https://www.rd.ntt/cs/event/openhouse/2017/exhibition/20/poster_en_20.pdf
Speech information processing | NTT R&D Website
, Takahiro Shinozaki, "Streaming End-to-End Target-Speaker Automatic Speech Recognition and Activity
https://www.rd.ntt/e/hil/category/voice/
NTT Communication Science Laboratories Open House 2017
recognition Abstract Automatic speech recognition is used more and more often in our everyday life. However
https://www.rd.ntt/cs/event/openhouse/2017/exhibition/20/index_en.html
Microsoft Word - paper0048.doc
presented. The method is effective for automatic speech recognition under conditions of multiple sound
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0048.pdf
音声情報処理 | NTT R&D Website
, Marc Delcroix, Takahiro Shinozaki, "Streaming End-to-End Target-Speaker Automatic Speech Recognition
https://www.rd.ntt/hil/category/voice/
Marc Delcroix | NTT R&D Website
2015 Best Paper Award Honorable Mention at the 2015 IEEE Automatic Speech Recognition and Understanding
https://www.rd.ntt/e/organization/researcher/special/s_033.html
WPE speech dereverberation
Automatic Speech Recognition and Understanding Workshop (ASRU), 2015. Other papers and links related to
https://www.rd.ntt/cs/team_project/media/signal/wpe/references.html
NTT Communication Science Laboratories Open House 2014 How accurate are speech recognition results? - Estimating speech recognition accuracy without references -
performance of an automatic speech recognition (ASR) system is measured in terms of the recognition rate
https://www.rd.ntt/cs/event/openhouse/2014/exhibition/21/index_en.html
poster_en18.pdf
Related works Contact 18 Transcribing every word whoever speaks Abstract----- Automatic speech
https://www.rd.ntt/cs/event/openhouse/2013/exhibition/media6/poster_en18.pdf
Speech Recognition Technologies for Creating Knowledge Resources from Communications|NTT R&D Website
Speech Recognition Technologies for Creating Knowledge Resources from Communications|NTT R&D
https://www.rd.ntt/e/research/JN202010_7482.html
NTT Communication Science Laboratories Open House 2019
autoencoders that share encoders and decoders with an automatic speech recognition (ASR) model to improve ASR
https://www.rd.ntt/cs/event/openhouse/2019/exhibition16/index_en.html
スライド 1
autoencoders that share encoders and decoders with an automatic speech recognition (ASR) model to improve ASR
https://www.rd.ntt/cs/event/openhouse/2019/download/16_c_en.pdf
poster_en.pdf
lectures by using speech recognition and machine translation technology. The system allows non-native
https://www.rd.ntt/cs/event/openhouse/2016/exhibition/23/poster_en.pdf
NTT Communication Science Laboratories Open House 2013 Transcribing every word whoever speaks - Speech recognizers robust to casual speech variations -
every word whoever speaks - Speech recognizers robust to casual speech variations - Abstract Automatic
https://www.rd.ntt/cs/event/openhouse/2013/exhibition/media6/index_en.html
WPE speech dereverberation
for mobile multi-microphone devices," Proc. of IEEE Automatic Speech Recognition and Understanding
https://www.rd.ntt/cs/team_project/media/signal/wpe/config.html
Ryo Masumura | NTT R&D Website
training data sets for various media processing including automatic speech recognition and natural language
https://www.rd.ntt/e/organization/researcher/special/s_035.html
Listening to human speech in noisy reverberant environments | NTT Communication Science Laboratories | NTT R&D Website
automatic speech recognition (ASR) in a real world environment. Although many enhancement methods have
https://www.rd.ntt/e/cs/team_project/media/signal/research_media06.html
pp.dvi
.rosca@scr.siemens.com,akofmehl@ee.ethz.ch ABSTRACT Automatic methods to determine voiceprints in speech
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0177.pdf
NTT Communication Science Laboratories Open House 2016
- Abstract While automatic speech recognition (ASR) technology has been recently greatly improved and
https://www.rd.ntt/cs/event/openhouse/2016/exhibition/19/index_en.html
Abstracts of plenary talks
environmental noise. In fact, in noisy environments the performance of speech coders or speech recognition
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/plenary_abst.html
Marc Delcroix | NTT R&D Website
. "Far-Field Automatic Speech Recognition," tutorial article in the Proceedings of IEEE Zmolikova, K
https://www.rd.ntt/organization/researcher/special/s_033.html
Signal Processing Research Group | NTT Communication Science Laboratories | NTT R&D Website
& Takahiro Shinozaki (2023). Streaming End-to-End Target-Speaker Automatic Speech Recognition and Activity
https://www.rd.ntt/e/cs/team_project/media/signal/
NTT Communication Science Laboratories Open House 2014
speech intelligibility and automatic speech recognition performance. Even though reverberation is
https://www.rd.ntt/cs/event/openhouse/2014/talk/research2/index_en.html
NTT Communication Science Laboratories Open House 2019
Learning unknown objects from speech and vision - Crossmodal audio-visual concept discovery - Abstract In
https://www.rd.ntt/cs/event/openhouse/2019/exhibition20/index_en.html
poster_en.pdf
dialogue systems sometimes respond to user utterances in a wrong way because of automatic speech
https://www.rd.ntt/cs/event/openhouse/2016/exhibition/15/poster_en.pdf
信号処理研究グループ|NTTコミュニケーション科学基礎研究所|NTT R&D Website
Target-Speaker Automatic Speech Recognition and Activity Detection. IEEE Access, 11, 13906-13917. 国際会議予稿
https://www.rd.ntt/cs/team_project/media/signal/
Recognition Research Group | NTT Communication Science Laboratories | NTT R&D Website
Conference (EUSIPCO), 2018, pp. 2514-2518. N. Hojo, H. Kameoka, K. Tanaka, and T. Kaneko, "Automatic speech
https://www.rd.ntt/e/cs/team_project/media/recognition/
Human Behavior Recognition from Multimodal Information | NTT Communication Science Laboratories | NTT R&D Website
detection from images or videos Speech activity detection from audio signals Facial expression recognition
https://www.rd.ntt/e/cs/team_project/human/resonance/research_human06.html
スライド 1
Learning unknown objects from speech and vision - Crossmodal audio-visual concept discovery - In order for
https://www.rd.ntt/cs/event/openhouse/2019/download/20_c_en.pdf
NTT Communication Science Laboratories Open House 2018
. By applying such a hypothesis selection mechanism to the multiple hypotheses of automatic speech
https://www.rd.ntt/cs/event/openhouse/2018/exhibition/17/index_en.html
NTT Communication Science Laboratories Open House 2016
sometimes respond to user utterances in a wrong way because of automatic speech recognition errors and
https://www.rd.ntt/cs/event/openhouse/2016/exhibition/15/index_en.html
A Close Link Between "Hearing" and "Speaking" | NTT Communication Science Laboratories | NTT R&D Website
signals. Future Implications As automatic speech recognition technologies advance, the challenges are
https://www.rd.ntt/e/cs/team_project/human/smr/research_human02.html
NTT Communication Science Laboratories Open House 2017 Program
adaptation for automatic speech recognition Turn-taking matters in conversation recognition Robust speech
https://www.rd.ntt/cs/event/openhouse/2017/program_en.html
Media Information Laboratory Past news | NTT Communication Science Laboratories | NTT R&D Website
Award at the 2025 IEEE Automatic Speech Recognition and Understanding Workshop (ASRU). November 2025 The
https://www.rd.ntt/e/cs/team_project/media/past_news.html
スライド 1
multiple hypotheses of automatic speech recognition (ASR), we can find the best hypotheses and thus greatly
https://www.rd.ntt/cs/event/openhouse/2018/exhibition/17/poster_en_17.pdf
Media Information Laboratory | NTT Communication Science Laboratories | NTT R&D Website
presented at ASRU2025 (2025 IEEE Automatic Speech Recognition and Understanding Workshop), has been
https://www.rd.ntt/e/cs/team_project/media/
NTT Communication Science Laboratories Open House 2016 Program
deep learning and signal processing that are making speech recognition leap forward - Takuya Yoshioka
https://www.rd.ntt/cs/event/openhouse/2016/program_en.html
0038.pdf
speech for noisy environments with application to automatic speech recognition,” Proc. of ICASSP, vol. 4
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0038.pdf
メディア情報研究部|NTTコミュニケーション科学基礎研究所|NTT R&D Website
Diarization?」が国際会議2025 IEEE Automatic Speech Recognition and Understanding Workshop (ASRU2025) に採録され、このたび掲載
https://www.rd.ntt/cs/team_project/media/
NTT Communication Science Laboratories Open House 2013 Program
- Research on multi-speaker conversational speech recognition: past, present and future - Takaaki Hori, Media
https://www.rd.ntt/cs/event/openhouse/2013/program_en.html
talk_yoshioka.pdf
enhancement and recognition for mobile multi-microphone devices,” in Proc. IEEE Automatic Speech Recognition
https://www.rd.ntt/cs/event/openhouse/2016/talk/research1/talk_yoshioka.pdf
Microsoft Word - IWANNCE33_final.doc
. “The NOISEX-92 study on the effect of additive noise on automatic speech recognition”, Documentation
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0033.pdf
NTT Communication Science Laboratories Open House 2015 Program
- Advances in distant speech recognition by deep learning - Measurement of fluorescence by 9-eye camera
https://www.rd.ntt/cs/event/openhouse/2015/program_en.html
Natural language processing | NTT R&D Website
Hierarchical Encoder-Decoder Models", in Proceedings of the 2019 IEEE Automatic Speech Recognition and
https://www.rd.ntt/e/hil/category/language/
0056.pdf
-end processing of ASR (Automatic Speech Recognition). AMNOR (Adaptive Microphone-array for NOise
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0056.pdf
Speech and Audio Signal Modeling | NTT Communication Science Laboratories | NTT R&D Website
Recognition Research Group Speech and Audio Signal Modeling Speech and Audio Signal Modeling [Japanese|English
https://www.rd.ntt/e/cs/team_project/media/recognition/research_media03.html
0059.pdf
separated speech, and improved accu- racy of automatic phone recognition on target speech. The preemphasis
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0059.pdf
"Speech Enhancement based on Linear Prediction Error Signals and Spectral Subtraction"
@pino.datsi.fi.upm.es Abstract Speech processing and recognition are key technologies to produce smart
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0077.pdf
複数人会話理解|NTTコミュニケーション科学基礎研究所|NTT R&D Website
Emotion Recognition Based on Large-Scale Automatic Speech Recognizer," Proc. ICASSP, 2025 R. Fukuda et al
https://www.rd.ntt/cs/team_project/media/signal/research_signal03.html
メディア情報研究部 過去のニュース|NTTコミュニケーション科学基礎研究所|NTT R&D Website
2025/12 【表彰】森谷准特別研究員、小川主任研究員らによる以下の論文が、国際会議 2025 IEEE Automatic Speech Recognition and Understanding
https://www.rd.ntt/cs/team_project/media/past_news.html
Major issues and research trends in the evolution of artificial intelligence (AI)|NTT R&D Website
to “listen” and “speak,” NTT is conducting case study research on “speech recognition and spoken
https://www.rd.ntt/e/ai/0001.html
0062.pdf
accuracy of an Automatic Speech Recognition (ASR) in comparison to other noise reduction methods. 1
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0062.pdf
Communication with Desired Voice | NTT R&D Website
combine automatic speech recognition (ASR) and text-to-speech synthesis. This approach uses ASR to
https://www.rd.ntt/e/research/JN202009_6715.html
メディア認識研究グループ|NTTコミュニケーション科学基礎研究所|NTT R&D Website
Conference (EUSIPCO), 2018, pp. 2514-2518. N. Hojo, H. Kameoka, K. Tanaka, and T. Kaneko, "Automatic speech
https://www.rd.ntt/cs/team_project/media/recognition/
Creating "Shido Twin" by Using Another Me Technology | NTT R&D Website
, i.e., automatic body-motion generation and deep neural network-based text-to-speech synthesis
https://www.rd.ntt/e/research/JN202302_20937.html
Using Neural Networks to Enable Computers to Listen to Voices Selectively as Humans Do | NTT R&D Website
to hear." Many artificial-intelligence technologies, such as automatic speech recognition or machine
https://www.rd.ntt/e/research/JN202506_34173.html
Developing AI that Pays Attention to Who You Want to Listen to: Deep-learning-based Selective Hearing with SpeakerBeam|NTT R&D Website
]. Another extension of SpeakerBeam consists of target-speech recognition, which outputs the transcription of
https://www.rd.ntt/e/research/JN202107_14481.html
AI Hears Your Voice as if It Were Right Next to You-Audio Processing Framework for Separating Distant Sounds with Close-microphone Quality | NTT R&D Website
, and the performance of automatic speech recognition deteriorates. In this article, we introduce the
https://www.rd.ntt/e/research/JN202208_19141.html
Expressive Speech-synthesis Technology Supports People's Daily Lives | NTT R&D Website
include text-to-speech synthesis, voice conversion, automatic speech recognition, and speech analysis. He
https://www.rd.ntt/e/research/JN202504_33343.html
C20_パネル一覧0501
に合わせて振る舞いを 即座に変更・最適化する人工知能技 術の実現を目指します。 20 Neural network adaptation for automatic speech recognition
https://www.rd.ntt/cs/event/openhouse/2017/exhibition/20/poster20.pdf
A Digital World of Humans and Society-Digital Twin Computing | NTT R&D Website
Speech recognition NTT laboratories have been researching for half a century how to accurately recognize
https://www.rd.ntt/e/research/JN20200117_h.html
iwaenc2003-3.dvi
usually contain reverberation, which degrades speech recognition performance. This is especially severe
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0049.pdf
2019_booklet_english.pdf
decoders with an automatic speech recognition (ASR) model to improve ASR performance using speech-only and
https://www.rd.ntt/cs/event/openhouse/2019/download/2019_booklet_english.pdf
articleICA03.dvi
mixtures and an application in automatic speech recognition in a noisy environment,” IEEE Trans. on Sig
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0085.pdf
I Want to Create a World Like That of Astro Boy, Where People and Computers Share the Same Sound Space and Can Freely Cooperate with Each Other|NTT R&D Website
Same Sound Space and Can Freely Cooperate with Each Other Automatic-speech-recognition technology has
https://www.rd.ntt/e/research/JN202201_16891.html
Standardization Trends Related to Environmental and Operations Technologies | NTT R&D Website
standardization trends of indicators used for application services. Speech-quality estimation technology (ITU-T
https://www.rd.ntt/e/research/JN202311_23706.html
ICA02
promising for speech recognition applications. 1. INTRODUCTION The original Hérault-Jutten (H-J) model [8,9
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0125.pdf
Human Information Science Laboratory | NTT Communication Science Laboratories | NTT R&D Website
" and "Speaking" Human Behavior Recognition from Multimodal Information Visual Mechanisms for Perceiving
https://www.rd.ntt/e/cs/team_project/human/
知能創発環境研究グループ|NTTコミュニケーション科学基礎研究所|NTT R&D Website
International Conference on Acoustics, Speech and Signal Processing (ICASSP), April 2025. Hiroshi Sawada, Kazuo
https://www.rd.ntt/cs/team_project/icl/ls/
Learning and Intelligent Systems Research Group | NTT Communication Science Laboratories | NTT R&D Website
International Conference on Acoustics, Speech and Signal Processing (ICASSP), April 2025. Hiroshi Sawada, Kazuo
https://www.rd.ntt/e/cs/team_project/icl/ls/
自然言語処理 | NTT R&D Website
Automatic Speech Recognition and Understanding Workshop (ASRU 2019), pp.554-561, December 2019. Kyosuke
https://www.rd.ntt/hil/category/language/
NTT R&D Forum 2019 Report|NTT R&D Website
. Speech Recognition and Understanding
https://www.rd.ntt/e/forum/2019/
Kyosuke Nishida | NTT R&D Website
-Rich Documents", in Proceedings of IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR
https://www.rd.ntt/e/organization/researcher/superior/s_033.html
IOWN INTEGRAL | NTT R&D Website
SPEECH given by Shingo Kinoshita, Head of Research and Development Planning, on November 26th, 2024. NTT
https://www.rd.ntt/e/forum/2024/keynote_2.html
ica2003.dvi
, “Evaluation of casa and bss models for subband cocktail party speech recognition,” in Proceedings of ICA’2001
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0214.pdf
Technologies for Achieving Another Me|NTT R&D Website
the generation model involves using automatic speech-recognition (ASR) technology to extract utterance
https://www.rd.ntt/e/research/JN202201_16956.html
Abstracts of all papers, ICA2003
spectral analysis which is commonly employed in speech recognition tasks. Independent Component Analysis in
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/abst.html
Abstracts of all papers, ICA2003
applied for the problem of voiced/unvoiced determination in speech signals and analysis of spectral
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/abst.htm
2020_booklet_en.pdf
achieve automatic recovery from ICT (information and communication technology)-system failures. Our method
https://www.rd.ntt/cs/event/openhouse/2020/download/2020_booklet_en.pdf
進化を続ける音声認識エンジン「VoiceRex®」|NTT R&D WebSite
. Masataki, and Y. Aono:“Neural Error Corrective Language Models for Automatic Speech Recognition、”Proc. of
https://www.rd.ntt/research/JN20190709_h.html
Latest Developments Concerning Grand Challenges to Implement the Digital Twin Computing Concept | NTT R&D Website
digital twins can be clarified. As a result, a common recognition is emerging: data-model interoperability
https://www.rd.ntt/e/research/JN202302_20933.html
oh2017_booklet.pdf
adaptation for automatic speech recognition (Marc Delcroix) E-mail: marc.delcroix(at)lab.ntt.co.jp [1] M
https://www.rd.ntt/cs/event/openhouse/2017/download/oh2017_booklet.pdf
Research on Display Image Optimization Based on Visual Models for Next-generation Interactive Media | NTT R&D Website
being conducted from brain science to computer vision, speech recognition, signal processing, and
https://www.rd.ntt/e/research/JN202204_17852.html
Dr.Naonori Ueda | NTT R&D Website
-level real nursing activity recognition using accelerometers," Math-for-industry Forum, November 5, 2013
https://www.rd.ntt/e/organization/researcher/fellow/f_003.html
0041.pdf
adaptive beamformers or can be used as a confidence measure in combina- tion with automatic speech
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0041.pdf
NTT R&D FORUM 2024 | NTT R&D Website
capacity of the venue. KEYNOTE SPEECH Day1Monday, November 25 1:30-2:10PM Solving real world problems with
https://www.rd.ntt/e/forum/2024/
人間情報研究部|NTTコミュニケーション科学基礎研究所|NTT R&D Website
an emotion-mediated willingness to buy model from advertising speech. Acoustical Science and
https://www.rd.ntt/cs/team_project/human/
西田 京介 | NTT R&D Website
-Rich Documents", in Proceedings of IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR
https://www.rd.ntt/organization/researcher/superior/s_033.html
oh2016_booklet.pdf
enhancement and recognition for mobile multi-microphone devices,” in Proc. IEEE Automatic Speech Recognition
https://www.rd.ntt/cs/event/openhouse/2016/download/oh2016_booklet.pdf
NTT R&D FORUM 2025 Event Report | NTT R&D Website
participants from outside the venue. KEYNOTE SPEECH Innovation in ComputingPowered by Photonic Technology
https://www.rd.ntt/e/forum/2025/
oh09_pamphlet.pdf
and Pattern Recognition (CVPR), 2009 : (Dan Mikami) t t t+1 - �0 - - �� - 2 B-1-4 Photo T. Yoshioka, T
https://www.rd.ntt/cs/event/openhouse/2009/oh09_pamphlet.pdf
ica03inv-tr2.dvi
data [1], [62], [64] and speech data [65], but interpretation of the results is somewhat difficult
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0209.pdf
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