Iwai Kenta 岩居健太

Researcher Number	30794507
Other IDs
Affiliation (Current)	2025: 大阪産業大学, 情報デザイン学部, 准教授
Affiliation (based on the past Project Information) *help	2023 – 2024: 立命館大学, 情報理工学部, 講師 2020 – 2022: 立命館大学, 情報理工学部, 助教
Review Section/Research Field	Principal Investigator Basic Section 61010:Perceptual information processing-related Except Principal Investigator Basic Section 61010:Perceptual information processing-related
Keywords	Principal Investigator 空間伝達特性 / 音響再生機器 / 音響エコー抑圧 / マルチタスク適応フィルタ / 雑音抑圧 / 音響エコーキャンセラ / 可変ステップサイズ調整法 / 共通誤差最小化 / 適応フィルタ / 音響エコー雑音キャンセラ … More Except Principal Investigator … More 音響信号処理 / パラメトリックスピーカ / ビジュアルマイクロホン / 光レーザーマイクロホン / ピンスポット音響 / 振動 / 超音波 / 非線形音響 / レーザマイクロホン / スポット再生 / スポット集音 / フェイズドアレー / 機械学習 / ピンスポットオーディオ / レーザードップラー振動計 Less

Desing and systematization of next-generation pin-spot audio system infrastructure
- Principal Investigator
  
  西浦敬信
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 61010:Perceptual information processing-related
- Research Institution
  Ritsumeikan University
Study on multi-task adaptive digital filter for reduction of acoustic echo and environmental noisePrincipal Investigator
- Principal Investigator
  
  岩居健太
- Project Period (FY)
  2021 – 2025
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 61010:Perceptual information processing-related
- Research Institution
  Ritsumeikan University
Audio-spot design on soundscape
- Principal Investigator
  
  Nishiura Takanobu
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 61010:Perceptual information processing-related
- Research Institution
  Ritsumeikan University

All 2024 2023 2022 2021 2020 2019

All Journal Article Presentation

[Journal Article] Speech enhancement based on two-stage processing with deep neural network for laser Doppler vibrometer2023
- Author(s)
  Chengkai Cai, Kenta Iwai, Takanobu Nishiura
- Journal Title
  
  Applied Sciences
  
  Volume: Vol. 13, No. 3 Issue: 3 Pages: 1958-1958
- DOI
  10.3390/app13031958
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H04142, KAKENHI-PROJECT-23K21691
[Journal Article] Feedforward Active Noise Control System Using Optical Laser Microphone to Overcome Causality Constraint2023
- Author(s)
  Iwai Kenta、Nishiura Takanobu
- Journal Title
  
  APSIPA Transactions on Signal and Information Processing
  
  Volume: 12 Issue: 1
- DOI
  10.1561/116.00000240
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K17773
[Journal Article] 3-D Sound Image Reproduction Method Based on Spherical Harmonic Expansion for 22.2 Multichannel Audio2022
- Author(s)
  Kenta IWAI, Hiromu Suzuki, Takanobu Nishiura
- Journal Title
  
  Applied Sciences
  
  Volume: 12,4 Issue: 4 Pages: 1-18
- DOI
  10.3390/app12041994
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H04142
[Journal Article] Analysis of derivative of instantaneous frequency and its application to voice activity detection2021
- Author(s)
  Binh Thien NGUYEN, Yukoh WAKABAYASHI, Kenta IWAI, and Takanobu NISHIURA
- Journal Title
  
  Applied Acoustics
  
  Volume: 181 Pages: 1-11
- DOI
  10.1016/j.apacoust.2021.108116
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H04142, KAKENHI-PROJECT-20K19827
[Journal Article] High-Presence Sharp Sound Image Based on Sound Blending Using Parametric and Dynamic Loudspeakers2020
- Author(s)
  Naoto Shimada, Kenta Iwai, Masato Nakayama, and Takanobu Nishiura
- Journal Title
  
  Journal of Signal Processing
  
  Volume: 24 Issue: 4 Pages: 171-174
- DOI
  10.2299/jsp.24.171
- NAID
  130007873174
- ISSN
  1342-6230, 1880-1013
- Year and Date
  2020-07-15
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H04142, KAKENHI-PROJECT-18K11365
[Presentation] 共通誤差最小化に基づく音響エコー・雑音キャンセラのための可変ステップサイズ2024
- Author(s)
  岩居健太、西浦敬信
- Organizer
  電子情報通信学会信号処理研究会 (第9回音声・音響・信号処理ワークショップ)
- Data Source
  KAKENHI-PROJECT-21K17773
[Presentation] 共通誤差最小化に基づく音響エコー・雑音キャンセラ2023
- Author(s)
  岩居健太，西浦敬信
- Organizer
  電子情報通信学会信号処理研究会 (第9回音声・音響・信号処理ワークショップ)
- Data Source
  KAKENHI-PROJECT-21K17773
[Presentation] デュアルローリングシャッタカメラの撮影動画像を用いた抽出音声の欠落セグメント補間による音質改善の検討2023
- Author(s)
  中野隼汰, 耿毓庭, 岩居健太, 西浦敬信
- Organizer
  電子情報通信学会応用音響研究会（SPEASIP）
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Step Size Control of Shared-Error Normalized Least Mean Square Algorithm for Acoustic Echo and Noise Canceller2023
- Author(s)
  Kenta Iwai, Takanobu Nishiura
- Organizer
  APSIPA ASC 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K17773
[Presentation] ［招待講演］音響エコーキャンセラの研究動向2023
- Author(s)
  岩居健太
- Organizer
  電子情報通信学会信号処理研究会 (8月)
- Invited
- Data Source
  KAKENHI-PROJECT-21K17773
[Presentation] Subjective evaluation for sharp sound image construction based on reverberation control with surround sound system using parametric and electro-dynamic loudspeakers2022
- Author(s)
  Yuna Harada, Yuting Geng, Kenta Iwai, Masato Nakayama, and Takanobu Nishiura
- Organizer
  INTER-NOISE 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Phase-Aware Audio Super-Resolution for Music Signals Using Wasserstein Generative Adversarial Network2022
- Author(s)
  Yanqiao Yan, Binh Thien Nguyen, Yuting Geng, Kenta Iwai and Takanobu Nishiura
- Organizer
  APSIPA-ASC 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] 光レーザマイクロホンを用いた任意焦点収録音声の音質改善の検討2022
- Author(s)
  宮里一道, 王浩南, 岩居健太, 西浦敬信
- Organizer
  日本音響学会2022年春季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] パラメトリック・ダイナミックスピーカを用いた直間比制御に基づく明瞭音像の構築の主観評価2022
- Author(s)
  原田優菜, 王浩南, 岩居健太, 中山雅人, 西浦敬信
- Organizer
  日本音響学会2022年春季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Acoustic Echo and Noise Canceller Using Shared-Error Normalized Least Mean Square Algorithm2022
- Author(s)
  Kenta Iwai, Takanobu Nishiura
- Organizer
  Asia Pacific Signal and Information Processing Association Annual Summit and Conference 2022 (APSIPA ASC 2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K17773
[Presentation] Two-stage phase reconstruction using inter-frequency phase difference2022
- Author(s)
  Binh Thien NGUYEN, Yukoh Wakabayashi, Yuting GENG, Kenta Iwai, Takanobu Nishiura
- Organizer
  日本音響学会2022年秋季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] パラメトリック・ダイナミックスピーカを用いた初期残響量制御に基づくサラウンド音場制御2022
- Author(s)
  原田優菜, 耿毓庭, 岩居健太, 中山雅人, 西浦敬信
- Organizer
  日本音響学会2022年秋季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Von Mises Mixture Model-Based DNN for Sign Indetermination Problem in Phase Reconstruction2022
- Author(s)
  Binh Thien Nguyen, Yukoh Wakabayashi, Yuting Geng, Kenta Iwai and Takanobu Nishiura
- Organizer
  APSIPA-ASC 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Evaluation of Speech Extraction from Rolling-Shutter Video by Measuring Vibration Vertical to Shooting Surface2022
- Author(s)
  Tsubasa Yoshizawa, Yuting Geng, Kenta Iwai, and Takanobu Nishiura
- Organizer
  Acoustics 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] ローリングシャッタカメラを用いた撮影動画像における撮影面に垂直な振動の計測に基づく音波抽出の性能評価2022
- Author(s)
  芳澤翼, 耿毓庭, 岩居健太, 西浦敬信
- Organizer
  日本音響学会2022年秋季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Phase-aware audio super-resolution in time-frequency domain using DNN2022
- Author(s)
  Yanqiao Yan, Binh Thien Nguyen, Yuting Geng, Kenta Iwai, Takanobu Nishiura
- Organizer
  日本音響学会2022年秋季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] ローリングシャッタカメラを用いた撮影動画像の 2 次元振動計測に基づく音波抽出2022
- Author(s)
  芳澤翼, 吉田敦史, 王浩南, 岩居健太, 西浦敬信
- Organizer
  日本音響学会2022年春季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Formulation of Multidimensional Frequency Characteristics of Second-order Nonlinear IIR Filter2021
- Author(s)
  Kenta Iwai and Takanobu Nishiura
- Organizer
  Asia Pasific Signal and Information Processing Association Annual Summit and COnference (APSIPA ASC) 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K17773
[Presentation] ライン露光順次読み出し方式カメラを用いた撮影動画像のRGB輝度勾配に基づく音波抽出手法の性能評価2021
- Author(s)
  芳澤翼, 吉田敦史, 王浩南, 岩居健太, 西浦敬信
- Organizer
  日本音響学会2021年秋季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Speech extraction with RGB-intensity gradient on rolling-shutter video2021
- Author(s)
  Tsubasa Yoshizawa, Atsushi Yoshida, Kenta Iwai and Takanobu Nishiura
- Organizer
  INTER-NOISE 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Maximum likelihood estimation for phase reconstruction from its derivatives2021
- Author(s)
  NGUYEN Binh Thien, Yukoh Wakabayashi, Kenta Iwai, Takanobu Nishiura
- Organizer
  日本音響学会2021年秋季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] フィードフォワードアクティブノイズコントロールシステムの最適フィルタに関する一検討2021
- Author(s)
  岩居健太, 西浦敬信
- Organizer
  第36回信号処理シンポジウム
- Data Source
  KAKENHI-PROJECT-21K17773
[Presentation] パラメトリックスピーカを用いたハイブリッド22.2サラウンドにおける仰角パニングに基づく高解像度音像の構築2021
- Author(s)
  島田波音, 岩居健太, 中山雅人, 西浦敬信
- Organizer
  日本音響学会2021年春季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] ライン露光順次読み出し方式カメラを用いた撮影動画像のRGB輝度変位に基づく音声検出2021
- Author(s)
  芳澤翼, 吉田敦史, 岩居健太, 西浦敬信
- Organizer
  日本音響学会2021年春季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] SHARP-SOUND-IMAGE CONSTRUCTION METHOD USING MULTICHANNEL SOUND SYSTEM WITH OPTIMAL PARAMETRIC LOUDSPEAKER ARRANGEMENT2021
- Author(s)
  Yuna Harada, Naoto Shimada, Haonan Wang, Kenta Iwai, Masato Nakayama and Takanobu Nishiura
- Organizer
  APSIPA-ASC 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] 3-D sound field reproduction with reverberation control on surround sound system by combining parametric and electro-dynamic loudspeakers2021
- Author(s)
  Yuna Harada, Kenta Iwai, Masato Nakayama and Takanobu Nishiura
- Organizer
  INTER-NOISE 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] 映像情報に基づく物体追跡DNNを用いた話者音声強調の検討2021
- Author(s)
  吉田敦史, 王浩南, 岩居健太, 西浦敬信
- Organizer
  日本音響学会2021年秋季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] パラメトリック・ダイナミックスピーカを用いた直間比制御に基づく明瞭音像の構築2021
- Author(s)
  原田優菜, 王浩南, 岩居健太, 中山雅人, 西浦敬信
- Organizer
  日本音響学会2021年秋季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] パワースペクトルを用いたGANによる光レーザマイクロホンのための音声強調2021
- Author(s)
  CAI Chengkai, 岩居健太, 西浦敬信, 山下洋一
- Organizer
  日本音響学会2021年春季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] A Study on Optimal Filter of Feedforward Active Noise Control System Based on Analysis of Frequency Response2021
- Author(s)
  Kenta Iwai and Takanobu Nishiura
- Organizer
  Asia Pasific Signal and Information Processing Association Annual Summit and COnference (APSIPA ASC) 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K17773
[Presentation] TWO-STAGE PHASE RECONSTRUCTION USING DNN AND VON MISES DISTRIBUTION-BASED MAXIMUM LIKELIHOOD2021
- Author(s)
  Binh Thien Nguyen, Yukoh Wakabayashi, Kenta Iwai and Takanobu Nishiura
- Organizer
  APSIPA-ASC 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] ライン露光順次読み出し方式カメラによる抽出音声の調波構造復元2021
- Author(s)
  吉田敦史, 岩居健太, 西浦敬信
- Organizer
  日本音響学会2021年春季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Sound Quality Improvement of Extracted Sound from Video with Rolling-Shuttered Camera2020
- Author(s)
  Atsushi Yoshida, Kenta Iwai, and Takanobu Nishiura
- Organizer
  IEEE 9th Global Conference on Consumer Electronics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Sharp Sound Image Construction with High Sound Quality based on Sound Blending using Parametric and Dynamic Loudspeakers2020
- Author(s)
  Naoto Shimada, Kenta Iwai, Masato Nakayama and Takanobu Nishiura
- Organizer
  RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing 2020
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] HARMONIC STRUCTURE MASK FOR SPEECH ENHANCEMENT USING SPARSITY REGULARIZATION2020
- Author(s)
  Haonan Wang, Kenta Iwai and Takanobu Nishiura
- Organizer
  APSIPA-ASC 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Speech Enhancement for Optical Laser Microphone With Deep Neural Network2020
- Author(s)
  CAI Chengkai, Kenta Iwai and Takanobu Nishiura
- Organizer
  APSIPA-ASC 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] 光レーザマイクロホンのための深層学習による多段階音声強調の検討2020
- Author(s)
  CAI Chengkai, 岩居健太, 西浦敬信, 山下洋一
- Organizer
  日本音響学会2020年秋季研究発表会
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Evaluation on multichannel surround sound system with parametric loudspeakers for sharpness of sound images2020
- Author(s)
  Naoto Shimada, Kenta Iwai, Masato Nakayama and Takanobu Nishiura
- Organizer
  INTER-NOISE 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Sound Capture from Rolling-shuttered Visual Camera Based on Edge Detection2019
- Author(s)
  Koichi Terano, Hiroki Shindo, Kenta Iwai, Takahiro Fukumori, and Takanobu Nishiura
- Organizer
  ICA 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] 光レーザマイクロホンを用いたフィードフォワードANCシステムの検討2019
- Author(s)
  岩居健太, 遠藤駿介, 進藤広暉, 西浦敬信
- Organizer
  第34回信号処理シンポジウム
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Sound Quality Improvement for Speech Acquisition Based on Deep Learning and Harmonic Reconstruction with Laser Microphone2019
- Author(s)
  Shoji Ueda, Kenta Iwai, Takahiro Fukumori, and Takanobu Nishiura
- Organizer
  ICA 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142
[Presentation] Noise-reducing Sound Capture Based on Exposure-time of Still Camera2019
- Author(s)
  Hiroki Shindo, Koichi Terano, Kenta Iwai, Takahiro Fukumori, and Takanobu Nishiura
- Organizer
  ICA 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04142

1. Nishiura Takanobu (70343275)

# of Collaborated Projects: 2 results

# of Collaborated Products: 37 results
2. 中山雅人 (90511056)

# of Collaborated Projects: 2 results

# of Collaborated Products: 9 results
3. 福森隆寛 (60755817)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results

Iwai Kenta 岩居 健太

Research Projects

Research Products

Co-Researchers

Desing and systematization of next-generation pin-spot audio system infrastructure

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study on multi-task adaptive digital filter for reduction of acoustic echo and environmental noisePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Audio-spot design on soundscape

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Speech enhancement based on two-stage processing with deep neural network for laser Doppler vibrometer2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Feedforward Active Noise Control System Using Optical Laser Microphone to Overcome Causality Constraint2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] 3-D Sound Image Reproduction Method Based on Spherical Harmonic Expansion for 22.2 Multichannel Audio2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Analysis of derivative of instantaneous frequency and its application to voice activity detection2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] High-Presence Sharp Sound Image Based on Sound Blending Using Parametric and Dynamic Loudspeakers2020

Author(s)

Journal Title

DOI

NAID

ISSN

Year and Date

Language

Data Source

[Presentation] 共通誤差最小化に基づく音響エコー・雑音キャンセラのための可変ステップサイズ2024

Author(s)

Organizer

Data Source

[Presentation] 共通誤差最小化に基づく音響エコー・雑音キャンセラ2023

Author(s)

Organizer

Data Source

[Presentation] デュアルローリングシャッタカメラの撮影動画像を用いた抽出音声の欠落セグメント補間による音質改善の検討2023

Author(s)

Organizer

Data Source

[Presentation] Step Size Control of Shared-Error Normalized Least Mean Square Algorithm for Acoustic Echo and Noise Canceller2023

Author(s)

Organizer

Data Source

[Presentation] ［招待講演］音響エコーキャンセラの研究動向2023

Author(s)

Organizer

Data Source

[Presentation] Subjective evaluation for sharp sound image construction based on reverberation control with surround sound system using parametric and electro-dynamic loudspeakers2022

Author(s)

Organizer

Data Source

[Presentation] Phase-Aware Audio Super-Resolution for Music Signals Using Wasserstein Generative Adversarial Network2022

Author(s)

Organizer

Data Source

[Presentation] 光レーザマイクロホンを用いた任意焦点収録音声の音質改善の検討2022

Iwai Kenta 岩居健太

[Presentation] フィードフォワードアクティブノイズコントロールシステムの最適フィルタに関する一検討2021