Communication with Desired Voice | NTT R&D Website
physical or psychological constraints. Voice-conversion techniques help us go beyond this limitation and
https://www.rd.ntt/e/research/JN202009_6715.html
Science and Technology Are the Collective Wisdom of Our Predecessors. It Is Our Mission-the Researchers of Today-to Make Them Even Better | NTT R&D Website
Today-to Make Them Even Better voice conversion sound-source separation crossmodal signal generation
https://www.rd.ntt/e/research/JN202305_21819.html
スライド 1
Face-to-voice conversion and voice-to-face conversion - Crossmodal voice conversion with deep
https://www.rd.ntt/cs/event/openhouse/2019/download/19_c_en.pdf
スライド 1
Changing your voice and speaking style - Voice and prosody conversion with sequence-to-sequence model - We
https://www.rd.ntt/cs/event/openhouse/2019/download/18_c_en.pdf
NTT Communication Science Laboratories Open House 2019
Changing your voice and speaking style - Voice and prosody conversion with sequence-to-sequence model
https://www.rd.ntt/cs/event/openhouse/2019/exhibition18/index_en.html
NTT Communication Science Laboratories Open House 2019
Face-to-voice conversion and voice-to-face conversion - Crossmodal voice conversion with deep
https://www.rd.ntt/cs/event/openhouse/2019/exhibition19/index_en.html
Augmenting Communication Capabilities with Cutting-edge Voice-conversion Technology that Enables Users to Freely Customize the Impression of Their Voice | NTT R&D Website
Augmenting Communication Capabilities with Cutting-edge Voice-conversion Technology that Enables
https://www.rd.ntt/e/research/JN202511_37040.html
G02-01-e.pdf
Real-time voice conversion changing your voice and speaking style Rich speech communication where you
https://www.rd.ntt/forum/2024/doc/G02-01-e.pdf
スライド 1
is voice conversion (VC), a technique to convert para/non-linguistic information contained in a given
https://www.rd.ntt/cs/event/openhouse/2020/download/c_18_en.pdf
スライド 1
, H. Kameoka, “Non-Parallel voice conversion using cycle-consistent adversarial networks,” submitted
https://www.rd.ntt/cs/event/openhouse/2018/exhibition/20/poster_en_20.pdf
NTT Communication Science Laboratories Open House 2020
technique to overcome some of these barriers is voice conversion (VC), a technique to convert para/non
https://www.rd.ntt/cs/event/openhouse/2020/exhibition18/index_en.html
NTT Communication Science Laboratories Open House 2019
conversion with sequence-to-sequence model Face-to-voice conversion and voice-to-face conversion Crossmodal
https://www.rd.ntt/cs/event/openhouse/2019/program_en.html
Takuhiro Kaneko | NTT R&D Website
2017. Voice Conversion Takuhiro Kaneko, Hirokazu Kameoka, Kou Tanaka, Nobukatsu Hojo, "MaskCycleGAN-VC
https://www.rd.ntt/e/organization/researcher/special/s_046.html
NTT Communication Science Laboratories Open House 2016
Intonation morphing from one speaker to another - Prosody conversion with generative voice F0 contour model
https://www.rd.ntt/cs/event/openhouse/2016/exhibition/17/index_en.html
Pursuing Elegance and Creating a Research-goal Umbrella | NTT R&D Website
technique called voice conversion, which converts an input voice into another person's voice, has been
https://www.rd.ntt/e/research/JN202008_6056.html
poster_en_17.pdf
interested in developing a pronunciation conversion system that can convert non-native speech into
https://www.rd.ntt/cs/event/openhouse/2017/exhibition/17/poster_en_17.pdf
poster_en.pdf
conversion with generative voice F0 contour model ~ A voice F0 contour, one of the essential components of
https://www.rd.ntt/cs/event/openhouse/2016/exhibition/17/poster_en.pdf
スライド 1
~ Crossmodal voice conversion with deep generative models クロスモーダル声質変換問題の提案 情報論的アプローチによる問題の定式化 亀岡 弘和 (Hirokazu
https://www.rd.ntt/cs/event/openhouse/2019/download/19_c.pdf
NTT Communication Science Laboratories Open House 2018
. Reference [1] T. Kaneko, H. Kameoka, “Non-Parallel voice conversion using cycle-consistent adversarial
https://www.rd.ntt/cs/event/openhouse/2018/exhibition/20/index_en.html
Computational Modeling Research Group | NTT Communication Science Laboratories | NTT R&D Website
Seki (2024). VoiceGrad: Non-Parallel Any-to-Many Voice Conversion with Annealed Langevin Dynamics. IEEE
https://www.rd.ntt/e/cs/team_project/media/computational_modeling/
NTT コミュニケーション科学基礎研究所 オープンハウス2019
-parallel many-to-many voice conversion using star generative adversarial networks,” in Proc. 2018 IEEE
https://www.rd.ntt/cs/event/openhouse/2019/exhibition19/
事象モデリング研究グループ|NTTコミュニケーション科学基礎研究所|NTT R&D Website
). FastVoiceGrad: One-step Diffusion-Based Voice Conversion with Adversarial Conditional Diffusion Distillationa
https://www.rd.ntt/cs/team_project/media/computational_modeling/
NTT Communication Science Laboratories Open House 2020
Exhibition Download Contact Home / Lecture scripts Research Talk Communication with desired voice - Deep
https://www.rd.ntt/cs/event/openhouse/2020/research1/index_en.html
c_18.pdf
sequence-to-sequence voice conversion,” IEEE/ACM Transactions on Audio, Speech, and Language Processing
https://www.rd.ntt/cs/event/openhouse/2020/download/c_18.pdf
NTT コミュニケーション科学基礎研究所 オープンハウス2020
convolutional sequence-to-sequence voice conversion,” IEEE/ACM Transactions on Audio, Speech, and Language
https://www.rd.ntt/cs/event/openhouse/2020/exhibition18/
poster.pdf
替えたりできる音声処理技 術への応用が期待されます。プレゼ ンの練習や語学の学習支援としても 利用することができます。 0017 Prosody conversion with generative voice F0
https://www.rd.ntt/cs/event/openhouse/2016/exhibition/17/poster.pdf
オープンハウス冊子2020.indd
. Black, K. Tokuda, “Voice conversion based on maximum likelihood estimation of spectral parameter
https://www.rd.ntt/cs/event/openhouse/2020/download/tanaka.pdf
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
NTT Communication Science Laboratories Open House 2017
Exhibition Program 17 Converting English speech to native-like pronunciation Speech conversion using vocal
https://www.rd.ntt/cs/event/openhouse/2017/exhibition/17/index_en.html
スライド 1
Speech of chirping birds, music of bubbling water - Sound texture conversion with an auditory model
https://www.rd.ntt/cs/event/openhouse/2019/download/23_d_en.pdf
スライド 1
のスタイルに変える ~系列変換モデルに基づく声質と韻律の同時変換~ Voice and prosody conversion with Sequence-to-sequence model 音声変換シス
https://www.rd.ntt/cs/event/openhouse/2019/download/18_c.pdf
2019_booklet_english.pdf
, counting and diarization model~ 18 Changing your voice and speaking style ~Voice and prosody conversion
https://www.rd.ntt/cs/event/openhouse/2019/download/2019_booklet_english.pdf
Convert the English speech rhythms of native Japanese speaker into native-like speech | NTT R&D Website
Conversion to native English rhythms through mobile devices Conversion to English rhythms for video
https://www.rd.ntt/e/research/CS0003.html
NTT Communication Science Laboratories Open House 2015
, synthesizing and converting speech prosody - Generative modeling of voice fundamental frequency contours
https://www.rd.ntt/cs/event/openhouse/2015/exhibition/16/index_en.html
NTT Communication Science Laboratories Open House 2016 Program
another - Prosody conversion with generative voice F0 contour model - Additional finding beyond the real
https://www.rd.ntt/cs/event/openhouse/2016/program_en.html
金子 卓弘 | NTT R&D Website
Kameoka, Kou Tanaka, Nobukatsu Hojo, "MaskCycleGAN-VC: Learning Non-parallel Voice Conversion with Filling
https://www.rd.ntt/organization/researcher/special/s_046.html
NTT コミュニケーション科学基礎研究所 オープンハウス2018
voice conversion using cycle-consistent adversarial networks,” accepted for publication in Proc. 26th
https://www.rd.ntt/cs/event/openhouse/2018/exhibition/20/
poster_en.pdf
.jp 16 ~Generative modeling of voice fundamental frequency contours~ [1] H. Kameoka, K. Yoshizato, T
https://www.rd.ntt/cs/event/openhouse/2015/exhibition/16/poster_en.pdf
Speech Recognition Technologies for Creating Knowledge Resources from Communications|NTT R&D Website
,” “Ok, Google.” These are the first words you speak to your voice assistant, and no doubt most people
https://www.rd.ntt/e/research/JN202010_7482.html
Media Information Laboratory Past news | NTT Communication Science Laboratories | NTT R&D Website
entitled “LatentVoiceGrad: Nonparallel Voice Conversion with Latent Diffusion/Flow-Matching Models” has
https://www.rd.ntt/e/cs/team_project/media/past_news.html
NTT Communication Science Laboratories Open House 2018 Program
the mechanisms of speech communication by speech conversion and brain imaging∼ Sadao Hiroya, Human
https://www.rd.ntt/cs/event/openhouse/2018/program_en.html
スライド 1
Autoencoder 音声デモ はこちら [1] T. Kaneko, H. Kameoka, “Non-Parallel voice conversion using cycle-consistent
https://www.rd.ntt/cs/event/openhouse/2018/exhibition/20/poster20.pdf
NTT Communication Science Laboratories Open House 2018
brain pathways ∼Investigation of the mechanisms of speech communication by speech conversion and brain
https://www.rd.ntt/cs/event/openhouse/2018/en_simple/index_en.html
NTT Communication Science Laboratories Open House 2019
chirping birds, music of bubbling water - Sound texture conversion with an auditory model - Abstract
https://www.rd.ntt/cs/event/openhouse/2019/exhibition23/index_en.html
NTT コミュニケーション科学基礎研究所 オープンハウス2019
, T. Kaneko, N. Hojo, “AttS2S-VC: Sequence-to-Sequence Voice Conversion with Attention and Context
https://www.rd.ntt/cs/event/openhouse/2019/exhibition18/
Media Information Laboratory | NTT Communication Science Laboratories | NTT R&D Website
, K. Tanaka, Y. Kondo, "MeanVoiceFlow: One-step Nonparallel Voice Conversion with Mean Flows" ・B. T
https://www.rd.ntt/e/cs/team_project/media/
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
: Nonparallel Voice Conversion with Latent Diffusion/Flow-Matching Models」がIEEE Transactions on Acoustics
https://www.rd.ntt/cs/team_project/media/past_news.html
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
Seki (2024). VoiceGrad: Non-Parallel Any-to-Many Voice Conversion with Annealed Langevin Dynamics. IEEE
https://www.rd.ntt/cs/team_project/media/
2020_booklet_en.pdf
situation? - Sentiment text generation based on personality 15. Can you guess the age from this voice
https://www.rd.ntt/cs/event/openhouse/2020/download/2020_booklet_en.pdf
Researchers Are the Source of Social Progress. Be Confident in Your Research Theme and Aim for the Next Big Topic | NTT R&D Website
COVID-19 pandemic, remote work, for which image and voice communication using personal computers and
https://www.rd.ntt/e/research/JN202302_20970.html
Recognition Research Group | NTT Communication Science Laboratories | NTT R&D Website
Sequence-to-Sequence Voice Conversion," IEEE/ACM Transactions on Audio, Speech, and Language Processing
https://www.rd.ntt/e/cs/team_project/media/recognition/
あなたの声はどんな声? どんな声でしゃべりたい?|NTT R&D Website
. Tokuda: “Voice conversion based on maximum likelihood estimation of spectral para- meter trajectory,”IEEE
https://www.rd.ntt/research/JN202009_6715.html
Getting closer to humans with AI and understanding humans with brain science: AI with a deep understanding of people, capable of coexisting with us|NTT R&D Website
distinguish speakers even with similar voices. We are also developing voice conversion technology that makes
https://www.rd.ntt/e/ai/0003.html
NTT Communication Science Laboratories Open House 2015 Program
- Media Intelligence Analyzing, synthesizing and converting speech prosody - Generative modeling of voice
https://www.rd.ntt/cs/event/openhouse/2015/program_en.html
Microsoft PowerPoint - C_パネル一覧0501.pptx
を目指しています。 17 Speech conversion using vocal tract model and deep generative models 亀岡 弘和 (Hirokazu
https://www.rd.ntt/cs/event/openhouse/2017/exhibition/17/poster17.pdf
NTT Communication Science Laboratories Open House 2020
having somewhat similar voices. In addition, new voice conversion technology is making it possible to
https://www.rd.ntt/cs/event/openhouse/2020/director/index_en.html
IOWN INTEGRAL | NTT R&D Website
for doing so are “optical path design technology” and “wavelength conversion and wavelength-band
https://www.rd.ntt/e/forum/2024/keynote_2.html
I Want to Learn More about You: Getting Closer to Humans with AI and Brain Science | NTT R&D Website
developing DNN-based voice-conversion technology that makes it possible to freely change such voice features
https://www.rd.ntt/e/research/JN202009_6443.html
音声情報処理 | NTT R&D Website
, Yusuke Ijima, Kyosuke Nishida, and Shinnosuke Takamichi, ``Non-parallel and many-to-many voice conversion
https://www.rd.ntt/hil/category/voice/
Speech information processing | NTT R&D Website
Shinnosuke Takamichi, ``Non-parallel and many-to-many voice conversion using variational autoencoders
https://www.rd.ntt/e/hil/category/voice/
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
Sequence-to-Sequence Voice Conversion," IEEE/ACM Transactions on Audio, Speech, and Language Processing
https://www.rd.ntt/cs/team_project/media/recognition/
NTT Communication Science Laboratories Open House 2019
voice features of the person that he or she wants to listen to and catch the contents of that person’s
https://www.rd.ntt/cs/event/openhouse/2019/director/index_en.html
Reach Out and Touch Someone’s Heart: Exploring the Essence of Communication to Create a Spiritually Rich Society|NTT R&D Website
research of basic communication technologies such as audio and voice processing and natural language
https://www.rd.ntt/e/research/JN202107_14463.html
Updates | NTT R&D Website
Augmenting Communication Capabilities with Cutting-edge Voice-conversion Technology that Enables Users to
https://www.rd.ntt/e/update_information/
Learning 3D Information from 2D Images Using Aperture Rendering Generative Adversarial Networks toward Developing a Computer that "Understands the 3D World" | NTT R&D Website
, particularly dealing with image synthesis, speech synthesis, and voice conversion. He received the Hatakeyama
https://www.rd.ntt/e/research/JN202205_18199.html
NTT R&D Forum - Road to IOWN 2022|NTT R&D Website
/conversion technology for sharing maps between robots Map for robots you can use anytime anywhere A-E03IOWN
https://www.rd.ntt/e/forum/2022/exhibit.html
Communication Control Platform for Advanced Real-time Communication | NTT R&D Website
necessary to develop, for each service, a mechanism for controlling voice and video sessions on the basis of
https://www.rd.ntt/e/research/JN202411_30131.html
NTT R&D Forum 2019 Report|NTT R&D Website
opto-electronic conversion devices, to realize high-performance, ultra-low-power consumption chips that
https://www.rd.ntt/e/forum/2019/
List of Exhibitions | NTT R&D Website
Research UI/UX γ02-01Real-time voice conversion changing your voice and speaking style There are various
https://www.rd.ntt/e/forum/2024/exhibit.html
Creating a New Ecosystem with Highly Reliable System-software Technology in a Way that Contributes Globally | NTT R&D Website
memory usage when the software is compiled (source-code conversion) and manage it appropriately. Although
https://www.rd.ntt/e/research/JN202310_23468.html
Network Architecture in the 6G/IOWN Era: Inclusive Core | NTT R&D Website
have been developing generation by generation, starting from voice call to data communication services
https://www.rd.ntt/e/research/JN202410_29826.html
声の印象を自由にカスタマイズできる最先端の音声変換技術で、コミュニケーション機能のさらなる拡張をめざす | NTT R&D Website
に変換するものまで、幅広く研究を行っています(図1)。この声質変換のテーマについては、さまざまな最先端技術によるアイデアをたくさん提案しており、後ほど詳しく紹介します。 音声変換(Voice
https://www.rd.ntt/research/JN202511_37040.html
Report on the NTT R&D Forum — Road to IOWN 2022|NTT R&D Website
variety of acoustic and voice technologies that NTT has long been researching, she announced the
https://www.rd.ntt/e/forum/2022/
Report on the NTT R&D Forum — Road to IOWN 2022|NTT R&D Website
variety of acoustic and voice technologies that NTT has long been researching, she announced the
https://www.rd.ntt/e/forum/2022/index.html
ATII_WP3_WP_v1.pdf
Interface SP Service Provider SP conversion Serial Parallel conversion SR Status-Reporting SSID Service Set
https://www.rd.ntt/as/img/fasa/ATII_WP3_WP_v1.pdf
NTT R&D FORUM 2025 Event Report | NTT R&D Website
." In the area of voice dialogue, Senior Researcher Asami explained the importance and difficulty of
https://www.rd.ntt/e/forum/2025/
Activities for Fixed-mobile Convergence Services in the IOWN Initiative | NTT R&D Website
data from terminals to the network without electrical conversion, enabling end-to-end transmission with
https://www.rd.ntt/e/research/JN202411_30129.html
R&D History | NTT R&D Website
terminal with voice dialing function developed. System integration technology for highly-realistic
https://www.rd.ntt/e/about/chronicle/
NTT Group’s Initiatives for a Post-COVID-19 Society|NTT R&D Website
key direction of concentration of resources and promotion of DX, we announced the conversion of NTT
https://www.rd.ntt/e/research/JN202102_10346.html
What's IOWN? - Change the World | NTT R&D Website
values. Both his image and his voice can be synthesized to appear and sound almost exactly as I look and
https://www.rd.ntt/e/research/JN20200109_h.html
2019_booklet.pdf
and Learn to Describe AI to sketch the world for semantic media search and conversion 近 年の人 工 知 能(AI
https://www.rd.ntt/cs/event/openhouse/2019/download/2019_booklet.pdf
OH2020冊子
, A. W. Black, K. Tokuda, “Voice conversion based on maximum likelihood estimation of spectral
https://www.rd.ntt/cs/event/openhouse/2020/download/2020_booklet.pdf
iwaenc03_2.dvi
digital- to-analog (DA) conversion quantization and dynamic range limi- tations. The Siglab system has 16
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0025.pdf
0018.pdf
furthermore, greatly impairs quality of voice communication. Thus, nonlinear models have to be considered. A
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0018.pdf
oh2016_booklet.pdf
Prosody conversion with generative voice F0 contour model 時間 フ レ ー ズ ・ ア ク セ ン ト 強 度 周 波 数 甲状軟骨に加わ る力を合成
https://www.rd.ntt/cs/event/openhouse/2016/download/oh2016_booklet.pdf
oh2017_booklet.pdf
と 言 語 の 科 学 メ デ ィ ア の 科 学 コ ミ ュ ニ ケ ー シ ョ ン と 人 間 の 科 学 Speech conversion using vocal tract model and
https://www.rd.ntt/cs/event/openhouse/2017/download/oh2017_booklet.pdf
Inclusive Core: Integrative and Cooperative Network Architecture for the 6G/IOWN Era - White paper | NTT R&D Website
services have evolved from one generation to the next beginning with voice calls and expanding to data and
https://www.rd.ntt/e/ns/inclusivecore/whitepaper_ver1.html
Inclusive Core: Integrative and Cooperative Network Architecture for the 6G/IOWN Era - White paper | NTT R&D Website
services have evolved from one generation to the next beginning with voice calls and expanding to data and
https://www.rd.ntt/e/ns/inclusivecore/whitepaper_ver2.html
rd2025-e.pdf
such as optical communications technology, voice/image encoding technology, and large- scale computer
https://www.rd.ntt/e/download/rd2025-e.pdf
Microsoft Word - ñžHˆ,S¤ó¯ëü·Ö³¢Ûï¤ÈÚüÑ_r1.1.docx
evolved from one generation to the next beginning with voice calls and expanding to data and multimedia
https://www.rd.ntt/e/ns/2023/11/07/InclusiveCore-Whitepaper en r1.2.pdf
Microsoft Word - ñžHˆ,S¤ó¯ëü·Ö³¢Ûï¤ÈÚüÑ_r2.0-r1.1Ùü¹.docx
have evolved from one generation to the next beginning with voice calls and expanding to data and
https://www.rd.ntt/e/ns/2023/11/09/InclusiveCore-Whitepaper-v2.1_en.pdf
NTT_TRFSW_2022_E.pdf
distance increases, but instant conversion to optical infor- mation makes it possible to achieve a low
https://www.rd.ntt/e/download/NTT_TRFSW_2022_E.pdf
Signal Processing Research Group | NTT Communication Science Laboratories | NTT R&D Website
, such as a voice interface, become increasingly popular in our daily lives. This means that speech will
https://www.rd.ntt/e/cs/team_project/media/signal/
Human Information Science Laboratory | NTT Communication Science Laboratories | NTT R&D Website
willingness to buy from advertising speech using voice quality. Proc. INTERSPEECH 2023. Ryo Watanabe, Takuya
https://www.rd.ntt/e/cs/team_project/human/
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
voice quality. Proc. INTERSPEECH 2023. Ryo Watanabe, Takuya Koumura, Hiroki Terashima, Shigeto Furukawa
https://www.rd.ntt/cs/team_project/human/
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