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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-02-29 09:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
Simultaneous Estimation of Transfer Coefficients and Signals of Sound-to-Light Conversion Device Blinky Under Saturation Using Non-negative Matrix Factorization Kosuke Nishida, Natsuki Ueno, Nobutaka Ono (TMU), Daichi Kitamura (Kagawa NCT)  EA2023-65 SIP2023-112 SP2023-47 |
In this study, we propose a method to estimate the intensity of optical signals emitted by sound-to-optical conversion d... [more] | EA2023-65 SIP2023-112 SP2023-47 pp.25-30 |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-02-29 09:50 |
Okinawa | (Primary: On-site, Secondary: Online) |
Derivation of Direct Update Rule for Back-Projected Separation Matrix Yui Kuriki, Taishi Nakashima, Nobutaka Ono (TMU) EA2023-66 SIP2023-113 SP2023-48 |
Blind source separation (BSS) is a widely used technique for separating mixed signals originating from multiple sources.... [more] | EA2023-66 SIP2023-113 SP2023-48 pp.31-36 |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-02-29 10:10 |
Okinawa | (Primary: On-site, Secondary: Online) |
Analysis of Overlapped Utterances in Everyday Conversation and Source Separation by Online Independent Vector Analysis for Asynchronous Distributed Recordings Haruki Nammoku, Taishi Nakashima, Kouei Yamaoka, Yukoh Wakabayashi, Nobutaka Ono (TMU) EA2023-67 SIP2023-114 SP2023-49 |
In this study, we investigate the effects of overlapped utterances on transcription in everyday conversation and propose... [more] | EA2023-67 SIP2023-114 SP2023-49 pp.37-42 |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-02-29 15:10 |
Okinawa | (Primary: On-site, Secondary: Online) |
Element Selection Based on Classifiability Using Nonconvex Sparse Optimization Taiga Kawamura, Natsuki Ueno, Nobutaka Ono (TMU) EA2023-83 SIP2023-130 SP2023-65 |
(To be available after the conference date) [more] | EA2023-83 SIP2023-130 SP2023-65 pp.133-138 |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-03-01 11:20 |
Okinawa | (Primary: On-site, Secondary: Online) |
Multiple Pitch Estimation Based on Finite-Order Harmonic Constraint Differential Equation Kenta Yamada, Yoshiki Masuyama, Kouei Yamaoka, Natsuki Ueno, Nobutaka Ono (Metropolitan Univ.) EA2023-115 SIP2023-162 SP2023-97 |
In this paper, we present a short-time multiple pitch estimation method based on a differential equation. Multiple pit... [more] |
EA2023-115 SIP2023-162 SP2023-97 pp.315-320 |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-03-01 16:35 |
Okinawa | (Primary: On-site, Secondary: Online) |
Simulation Evaluation of Speech Detection Based on Distributed Sound-to-Light Conversion Device Blinkies Satoshi Motoyama, Natsuki Ueno, Masahiro Yasuda (TMU), Yuma Kinoshita (Tokai Univ.), Nobutaka Ono (TMU) EA2023-126 SIP2023-173 SP2023-108 |
The purpose of this study is speech detection using the distributed sound-to-light conversion device Blinkies. As an ini... [more] | EA2023-126 SIP2023-173 SP2023-108 pp.382-387 |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-03-01 16:35 |
Okinawa | (Primary: On-site, Secondary: Online) |
Evaluations of Multi-channel Blind Source Separation for Speech Recognition in Car Environments Yutsuki Takeuchi, Natsuki Ueno, Nobutaka Ono (Tokyo Metropolitan Univ.), Takashi Takazawa, Shuhei Shimanoe, Tomoki Tanemura (MIRISE Technologies) EA2023-127 SIP2023-174 SP2023-109 |
In car environments, speech recognition is difficult due to various types of noise. For this issue, speech enhancement b... [more] | EA2023-127 SIP2023-174 SP2023-109 pp.388-393 |
| EMM, EA, ASJ-H | 2023-11-23 13:00 |
Toyama | [Poster Presentation]
A Study of Complexity Reduction for Classification of Musical Instruments Using Element Selection Ryu Kato, Natsuki Ueno, Nobutaka Ono (Tokyo Metropolitan Univ.), Ryo Matsuda, Kazunobu Kondo (Yamaha Corp.) EA2023-37 EMM2023-68 |
In this study, we propose complexity reduction in convolutional-neural-network (CNN)-based music instruments classificat... [more] | EA2023-37 EMM2023-68 pp.51-56 |
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| SP, IPSJ-MUS, IPSJ-SLP [detail] | 2023-06-23 13:50 |
Tokyo | (Primary: On-site, Secondary: Online) |
Data Augmentation by Synthesised Voice for Deep Learning-based A Cappella Separation Kyoka Kazama (TMU), Yuma Kinoshita (Tokai Univ.), Natsuki Ueno, Nobutaka Ono (TMU) SP2023-4 |
In this study, we examine efficacy of training data augmentation for a cappella singing voice separation using deep lear... [more] | SP2023-4 pp.14-19 |
| SP, IPSJ-MUS, IPSJ-SLP [detail] | 2023-06-24 13:50 |
Tokyo | (Primary: On-site, Secondary: Online) |
Dilation of Time-Frequency Mask and Phase Restoration with Phase Difference Constraint for Dichotic Pitch Improvement Daiki Sugawara, Taishi Nakashima, Natsuki Ueno, Nobutaka Ono (TMU) SP2023-16 |
In this study, we investigate a sound generation method that makes dichotic pitch more clearly perceptible. Dichotic pit... [more] | SP2023-16 pp.79-82 |
| SIP | 2022-08-26 10:48 |
Okinawa | Nobumoto Ohama Memorial Hall (Ishigaki Island) (Primary: On-site, Secondary: Online) |
Instantaneous linear dimensionality reduction for array signal processing Natsuki Ueno, Nobutaka Ono (TMU) SIP2022-65 |
Linear dimensionality reduction of time-series signals observed by a sensor array is often useful in balancing the accur... [more] | SIP2022-65 pp.81-85 |
| SIP | 2022-08-26 11:06 |
Okinawa | Nobumoto Ohama Memorial Hall (Ishigaki Island) (Primary: On-site, Secondary: Online) |
Initialization-robust blind synchronization of multiple microphones by incrementally widening frequency-band used in likelihood function Yoshiki Masuyama, Kouei Yamaoka, Nobutaka Ono (TMU) SIP2022-66 |
Asynchronous distributed microphone array, which is constructed by microphones on different devices, has gained much att... [more] | SIP2022-66 pp.86-90 |
| EA | 2022-05-13 13:35 |
Online | Online | Generalized Rank-1 Update of Separation Matrix for Blind Source Separation Nobutaka Ono (TMU) EA2022-6 |
[more] | EA2022-6 pp.26-29 |
| EA, SIP, SP, IPSJ-SLP [detail] | 2022-03-02 13:25 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Multi-channel missing signals recovery using autoencoder for acoustic scene classification Yuki Shiroma, Yuma Kinoshita (Tokyo Metro. Univ.), Keisuke Imoto (Doshisha Univ.), Sayaka Shiota, Nobutaka Ono, Hitoshi Kiya (Tokyo Metro. Univ.) EA2021-86 SIP2021-113 SP2021-71 |
[more] | EA2021-86 SIP2021-113 SP2021-71 pp.140-145 |
| SP, IPSJ-SLP, IPSJ-MUS | 2021-06-19 15:00 |
Online | Online | Source Separation for Asynchronous Recordings of Conversation Using Time-Frequency Masking and Independent Vector Analysis Haruki Nammoku, Kouei Yamaoka, Yukoh Wakabayashi, Nobutaka Ono (TMU) SP2021-22 |
In this study, we investigate the source separation for conversational speech recorded by multiple voice recorders that ... [more] | SP2021-22 pp.101-106 |
| SIS, ITE-BCT | 2020-10-01 13:00 |
Online | Online | Evaluation of linear dimensionality reduction methods considering visual information protection for privacy-preserving machine learning Masaki Kitayama, Nobutaka Ono, Hitoshi Kiya (Tokyo Metro. Univ.) SIS2020-13 |
In this paper, linear dimensionality reduction methods are evaluated in terms of difficulty in estimating the visual inf... [more] | SIS2020-13 pp.17-22 |
| SP, EA, SIP | 2020-03-02 10:35 |
Okinawa | Okinawa Industry Support Center (Cancelled but technical report was issued) |
Dimension reduction without multiplication in machine learning Nobutaka Ono (TMU) EA2019-104 SIP2019-106 SP2019-53 |
In this study, we propose a dimension reduction method for machine learning by only selecting elements without multiplic... [more] | EA2019-104 SIP2019-106 SP2019-53 pp.21-26 |
| EA, SIP, SP | 2019-03-14 13:30 |
Nagasaki | i+Land nagasaki (Nagasaki-shi) | [Poster Presentation]
MVDR beamformer based on time-frequency-bin-wise switching technique for underdetermined speech enhancement Kouei Yamaoka (Univ. of Tsukuba), Nobutaka Ono (Tokyo Metropolitan Univ.), Shoji Makino, Takeshi Yamada (Univ. of Tsukuba) EA2018-124 SIP2018-130 SP2018-86 |
In this paper, we present an underdetermined speech enhancement method called the time-frequency-bin-wise switching beam... [more] | EA2018-124 SIP2018-130 SP2018-86 pp.149-154 |
| EA, SIP, SP | 2019-03-15 11:25 |
Nagasaki | i+Land nagasaki (Nagasaki-shi) | [Invited Talk]
Realization of real-time blind source separation with auxiliary-function-based algorithms Nobutaka Ono (TMU) EA2018-133 SIP2018-139 SP2018-95 |
Blind source separation is a signal processing technique to estimate sound source signals only from the observation of m... [more] | EA2018-133 SIP2018-139 SP2018-95 p.203 |
| EA, SIP, SP | 2019-03-15 13:30 |
Nagasaki | i+Land nagasaki (Nagasaki-shi) | [Poster Presentation]
Study of acoustic scene analysis using sound-to-light conversion devices "blinky'' Yuto Oishi, Jin-cheng Zhang, Yutaka Yamamoto, Fumikazu Saze, Hiroyuki Moriyama, Robin Scheibler, Yukoh Wakabayashi, Nobutaka Ono (TMU) EA2018-142 SIP2018-148 SP2018-104 |
This paper presents a preliminary study of acoustic scene analysis with sound-to-light conversion devices ``Blinky'', wh... [more] | EA2018-142 SIP2018-148 SP2018-104 pp.251-256 |
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