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All Technical Committee Conferences (Searched in: Recent 10 Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA, US (Joint) |
2024-12-21 09:45 |
Oita | OITAUniv | Evaluation of the effect of horn loudspeaker shapes on directivity and sound quality Manabu Okamoto (Sojo Univ.)  EA2024-74 |
Horn loudspeakers have long been used as a means of transmitting sound over long distances or radiating sound with direc... [more] | EA2024-74 pp.63-68 |
| EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka | [Poster Presentation]
Measurement of directional characteristics of a small end-fire loudspeaker array structured with a horn loudspeaker and ordinary loudspeakers Mio Shibata, Manabu Okamoto (Sojo Univ.) EA2023-52 |
We are studying a small, low-cost directional loudspeaker system. A horn loudspeaker mainly has strong directivity in th... [more] | EA2023-52 pp.21-26 |
|
| HCS | 2023-08-25 14:40 |
Hyogo | (Primary: On-site, Secondary: Online) |
A Study on Encouraging with Various Interfaces such as an Air Pump and a Mat Switch Kento Nakazawa, Yuta Yokoyama, Kanato Kinoshita, Shunsuke Miyazaki, Mayu Kanda, Shinnosuke Yamada, Yuwa Amemiya, Haruka Miura, Manabu Okamoto (KAIT) HCS2023-45 |
(To be available after the conference date) [more] | HCS2023-45 pp.15-18 |
| LOIS | 2023-03-14 09:45 |
Okinawa | (Primary: On-site, Secondary: Online) |
A study of a method for extracting scenes in which the driver is talking, using the voice recorded by the drive recorder as a clue Manabu Okamoto, Takaya Chijiwa, Shoko Goto (Sojo Univ.) LOIS2022-59 |
In recent years, many commercial vehicles are equipped with drive recorders to record video and audio inside and outside... [more] | LOIS2022-59 pp.89-94 |
| HCGSYMPO (2nd) |
2022-12-14 - 2022-12-16 |
Kagawa | Onsite (Sunport Takamatsu) and Online (Primary: On-site, Secondary: Online) |
Proposal of a PIN input method using an eye tracking device Kawon Kogi, Tsubasa Tojo, Manabu Okamoto (KAIT) |
To use Web services, we need to be authenticated and we need to input passwords. However the people with a physical disa... [more] | |
| HCGSYMPO (2nd) |
2022-12-14 - 2022-12-16 |
Kagawa | Onsite (Sunport Takamatsu) and Online (Primary: On-site, Secondary: Online) |
Proposal of a Confidential Information Entry Method without Fingers Motoharu Tanaka, Jyunpei Kayama, Otoha Kashiwagi, Shiori Ando, Manabu Okamoto (KAIT) |
To use Web services, we need to be authenticated and we need to input passwords. However the people with a physical disa... [more] | |
| EA, ASJ-H | 2022-08-05 11:00 |
Miyagi | (Primary: On-site, Secondary: Online) |
A study of arrangement pattern selection method for directivity generation in speaker array Mio Shibata, Manabu Okamoto (Sojo Univ.) EA2022-37 |
We are studying a speaker system that can generate strong unidirectionality by using the principle of boundary surface c... [more] | EA2022-37 pp.56-61 |
| EA, ASJ-H | 2022-08-05 11:30 |
Miyagi | (Primary: On-site, Secondary: Online) |
A Study of parameters for one-case stereo playback method by phase inversion Manabu Okamoto (Sojo Univ.), Takuma Ftawatari (MEITEC FIELDERS) EA2022-38 |
When the phases of audio signals are inverted and input to two speakers installed close to each other, sound may be hear... [more] | EA2022-38 pp.62-67 |
| EA, ASJ-H | 2021-07-15 10:55 |
Online | Online | A study of a small directional loud-speaker array that combines a horn loud-speaker and ordinary loud-speakers Manabu Okamoto (Sojo Univ.), Ryotaro Sato, Kenta Niwa, Kazunori Kobayashi (NTT) EA2021-4 |
We propose a speaker array that combines multiple speakers with one small horn speaker. The horn speaker is mainly good ... [more] | EA2021-4 pp.18-23 |
| ICM, LOIS | 2021-01-21 13:10 |
Online | Online | A Study of Learning Data Generation for a Sound-based Life Activity Estimation System Using Video Images Kentaro Matsuda, Ken Tsutsuguchi, Manabu Okamoto (Sojo Univ) ICM2020-36 LOIS2020-24 |
The number of HIKIKOMORI has been increasing year by year, and the number of households that cannot make ends meet has b... [more] | ICM2020-36 LOIS2020-24 pp.10-14 |
| LOIS, ICM | 2020-01-10 10:00 |
Nagasaki | ARKAS SASEBO | Prediction method of tumble using machine learning of footsteps.
-- Evaluation results that increased the number of subjects. -- Takehiro Mori, Hiroyuki Nishi, Manabu Okamoto (Sojo Univ.) ICM2019-36 LOIS2019-51 |
With the progress of super-aged society, the number of elderlies living alone has increased, and the number of falls in ... [more] | ICM2019-36 LOIS2019-51 pp.33-37 |
| LOIS, ICM | 2020-01-10 10:50 |
Nagasaki | ARKAS SASEBO | Evaluation of automatic clustering by unsupervised learning with non-stationary sounds Yuta Tanaka, Hiyoyuki Nishi, Manabu Okamoto (Sojo Univ.) ICM2019-38 LOIS2019-53 |
In order to monitor the elderly without contact and non-invasiveness, it is effective to identify recorded sounds from ... [more] | ICM2019-38 LOIS2019-53 pp.45-50 |
| SIP, EA, SP, MI (Joint) [detail] |
2018-03-19 13:00 |
Okinawa | [Poster Presentation]
Investigation about LSTM Post-filter for Voice Activity Detection Kiyoaki Matsui, Takafumi Moriya, Takaaki Fukutomi, Yusuke Shinohara, Yoshikazu Yamaguchi, Manabu Okamoto, Yushi Aono (NTT) EA2017-109 SIP2017-118 SP2017-92 |
[more] | EA2017-109 SIP2017-118 SP2017-92 pp.45-50 |
|
| HCS | 2018-03-13 13:00 |
Miyagi | Research Institute of Electrical Communication, Tohoku University | Proposal of Authentication Method for People with Physical Disabilities Using a Nose or Chin Takahiro Hori, Masanori Hukurono, Mayu Kuroda, Manabu Okamoto (KAIT) HCS2017-96 |
[more] | HCS2017-96 pp.17-22 |
| EMM, IE, LOIS, IEE-CMN, ITE-ME [detail] | 2017-09-05 14:25 |
Kyoto | Kyoto Univ. (Clock Tower Centennial Hall) | An Evaluation of Applicability of Speech Intelligibility Enhancement Technique on Speech Guidance System for Visually Impaired People Tatsuaki Ito, Yukihiro Nakamura, Masafumi Suzuki, Nobukatsu Hojo, Manabu Okamoto, Hirohisa Tezuka (NTT), Shinichiro Yamashita (TIAT) LOIS2017-24 IE2017-45 EMM2017-53 |
A voice guidance system installed in public space is very helpful for visually impaired people. However, it is hard to h... [more] | LOIS2017-24 IE2017-45 EMM2017-53 pp.81-86 |
| ISEC, LOIS, SITE | 2016-11-07 16:50 |
Fukui | Community Hall & AOSSA Mall, Fukui | A Study of Voice Guidance for Visually Impaired People by Portable Terminal Tatsuaki Ito, Yukihiro Nakamura, Masafumi Suzuki, Misa Hirao, Nobukatsu Hojo, Manabu Okamoto, Hirohisa Tezuka (NTT) ISEC2016-58 SITE2016-48 LOIS2016-36 |
To support the mobility of visually impaired people, airports and stations have a voice guidance that guides people to a... [more] | ISEC2016-58 SITE2016-48 LOIS2016-36 pp.45-50 |
| PRMU, SP, WIT, ASJ-H | 2016-06-14 14:15 |
Tokyo | A Feasibility Study of Speech Intelligibility Enhancement Technique on Speech Guidance System for Visually Impaired People Tatsuaki Ito, Yukihiro Nakamura, Shin-ichi Takata, Masafumi Suzuki, Nobukatsu Hojo, Manabu Okamoto, Hirohisa Tezuka (NTT), Yusaku Kuhara, Shinichiro Yamashita (TIAT), Tetsuo Akiyama (Chuo Univ.) PRMU2016-49 SP2016-15 WIT2016-15 |
To support the mobility of visually impaired people, airports and stations have a voice guidance that guides people to a... [more] | PRMU2016-49 SP2016-15 WIT2016-15 pp.81-86 |
|
| SP | 2015-08-21 16:15 |
Iwate | Iwate Prefectural Univ. | Training Data Selection for Acoustic Modeling Based on Submodular Optimization of Joint KL Divergence Taichi Asami, Ryo Masumura, Hirokazu Masataki, Manabu Okamoto, Sumitaka Sakauchi (NTT) SP2015-58 |
This paper provides a novel training data selection method to construct acoustic models for automatic speech recogniti... [more] |
SP2015-58 pp.45-50 |
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