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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA, SIP, SP, IPSJ-SLP [detail] | 2025-03-03 11:40 |
Okinawa | (Okinawa) | Traffic Volume and Speed Estimation Using Pre-trained Audio Model Tomohiro Takahashi (TMU), Natsuki Ueno (TMU/Kumamoto Univ.), Yuma Kinoshita (Tokai Univ.), Yukoh Wakabayashi (TUT), Nobutaka Ono (TMU), Makiho Sukekawa, Seishi Fukuma, Hiroshi Nakagawa (NEE) |
[more] | |
| EA, SIP, SP, IPSJ-SLP [detail] | 2025-03-03 12:20 |
Okinawa | (Okinawa) | Memory-efficient and low-computational hierarchical musical instruments classification using element selection Ryu Kato (Tokyo Metropolitan Univ.), Natsuki Ueno (Kumamoto Univ./), Nobutaka Ono (Tokyo Metropolitan Univ.), Ryo Matsuda, Kazunobu Kondo, Yu Takahashi (Yamaha Corp.) |
[more] | |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-02-29 09:30 |
Okinawa | (Okinawa, Online) (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 15:10 |
Okinawa | (Okinawa, Online) (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] | 2024-02-29 15:10 |
Okinawa | (Okinawa, Online) (Primary: On-site, Secondary: Online) |
Cramér-Rao Lower Bound for Parameter Estimation from Observation with Irreversible Saturation Effects Natsuki Ueno, Hirokazu Kameoka (NTT) EA2023-84 SIP2023-131 SP2023-66 |
For probabilistic models involving irreversible saturation effects, we provide extended definitions of the score functio... [more] | EA2023-84 SIP2023-131 SP2023-66 pp.139-144 |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-03-01 11:20 |
Okinawa | (Okinawa, Online) (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 | (Okinawa, Online) (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 | (Okinawa, Online) (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 | (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 |
| SP, IPSJ-MUS, IPSJ-SLP [detail] | 2023-06-23 13:50 |
Tokyo | (Tokyo, Online) (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 | (Tokyo, Online) (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) (Okinawa, Online) (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 |
| SP, EA, SIP | 2020-03-02 13:00 |
Okinawa | Okinawa Industry Support Center (Okinawa) (Cancelled but technical report was issued) |
[Poster Presentation]
Sensor placement allowing independent setting of estimation and candidate regions for field estimation based on Gaussian process Tomoya Nishida, Natsuki Ueno, Shoichi Koyama, Hiroshi Saruwatari (Univ Tokyo) EA2019-125 SIP2019-127 SP2019-74 |
[more] | EA2019-125 SIP2019-127 SP2019-74 pp.141-146 |
| SP, EA, SIP | 2020-03-02 13:00 |
Okinawa | Okinawa Industry Support Center (Okinawa) (Cancelled but technical report was issued) |
[Poster Presentation]
Restoration of clipped signal using oversampling based on differentiable and convex loss function Natsuki Ueno, Shoichi Koyama, Hiroshi Saruwatari (Univ. Tokyo) EA2019-126 SIP2019-128 SP2019-75 |
A signal reconstruction method of clipped time-continuous signal using oversampling is proposed. The signal reconstructi... [more] | EA2019-126 SIP2019-128 SP2019-75 pp.147-152 |
| EA, US (Joint) |
2020-01-22 14:00 |
Kyoto | Doshisha Univ. (Kyoto) | [Poster Presentation]
Region-to-region acoustic transfer function estimation with distributed sources and receivers based on kernel interpolation Juliano G. C. Ribeiro, Natsuki Ueno, Shoichi Koyama, Hiroshi Saruwatari (Univ. Tokyo) EA2019-98 |
[more] | EA2019-98 pp.83-88 |
| US, EA (Joint) |
2018-01-23 13:00 |
Osaka | (Osaka) | [Poster Presentation]
Performance improvement of gridless sound field decomposition using signal separation based on convex optimization Yuhta Takida, Shoichi Koyama, Natsuki Ueno, Hiroshi Saruwatari (The Univ. of Tokyo) EA2017-87 |
A sound field reconstruction method inside a region including sound sources is proposed. Previously, a method based on a... [more] | EA2017-87 pp.19-24 |
| EA, US (Joint) |
2017-01-25 13:00 |
Kyoto | Doshisha Univ. (Kyoto) | [Poster Presentation]
Listening-area-informed sound field reproduction
-- A case study on arbitrary configuration and directivity of loudspeakers -- Natsuki Ueno, Shoichi Koyama, Hiroshi Saruwatari (Univ. Tokyo) EA2016-69 |
A sound field reproduction method using prior information on listening areas is proposed. Most current methods aim to re... [more] | EA2016-69 pp.7-12 |
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