Takao Kawamura, Yuma Kinoshita, Nobutaka Ono, and Robin Scheibler, ``Acoustic scene classification using inter- and intra-subarray spatial features in distributed microphone array,'' EURASIP Journal on Audio, Speech, and Music Processing 2024, Article number: 65, December, 2024. DOI: 10.1186/s13636-024-00386-y (available online)
Yoshiki Masuyama, Kouei Yamaoka, Takao Kawamura, and Nobutaka Ono, ``Efficient Joint Optimization of Sampling Rate Offsets Using Entire Multichannel Signal,'' IEEE/ACM Transactions on Audio, Speech, and Language Processing, vol. 32, pp. 1816--1828, February, 2024. DOI: 10.1109/TASLP.2024.3369532 (available online)
Takao Kawamura, Kouei Yamaoka, Yukoh Wakabayashi, Nobutaka Ono, and Ryoichi Miyazaki, ``Acoustic Object Canceller: Removing a Known Signal from Monaural Recording Using Blind Synchronization,'' EURASIP Journal on Audio, Speech, and Music Processing 2023, Article number: 35, September, 2023. DOI: 10.1186/s13636-023-00300-y (available online)
Takao Kawamura, Masayuki Sera, and Nobutaka Ono, ``Evaluation of Low-Frequency Restriction, Pitch-Shift Augmentation, and Average Pooling for Acoustic Scene Classification under Unseen-City Conditions,'' in Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp.188--192, October, 2025. DOI: 10.1109/APSIPAASC65261.2025.11248980
Takao Kawamura and Nobutaka Ono, ``Training Acoustic Scene Classification Models Robust to Asynchrony in Distributed Microphone Arrays,'' in Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp.137--142, October, 2025. DOI: 10.1109/APSIPAASC65261.2025.11249095
Takao Kawamura and Nobutaka Ono, ``Are Identical Sounds Present in Distributed Recordings to Serve as Spatio-Temporal Anchors? A Case Study Using the SINS Database,'' in Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp.66--71, October, 2025. DOI: 10.1109/APSIPAASC65261.2025.11249301
Kaori Hashimoto, Takao Kawamura, and Nobutaka Ono, ``Synthesizing Vowel-Like Tones with Pitch Circularity,'' in Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp.926--931, October, 2025. DOI: 10.1109/APSIPAASC65261.2025.11249238
Shun Kotsugi, Takao Kawamura, and Nobutaka Ono, ``First Demonstration of Acoustic Scene Classification Based on Trained Sound-to-Light Conversion,'' in Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp.48--53, October, 2025. DOI: 10.1109/APSIPAASC65261.2025.11249225
Hayato Takeuchi, Takao Kawamura, Nobutaka Ono, and Shoko Araki, ``Joint Optimization of Sampling Rate Offsets and Demixing Filter Using Auxiliary Function Method,'' in Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp.42--47, October, 2025. DOI: 10.1109/APSIPAASC65261.2025.11249260
Takao Kawamura, Yoshiki Masuyama, and Nobutaka Ono, ``Domain Adaptation for Multi-Channel Acoustic Scene Classification to Different Array Positions,'' in Proc. European Signal Processing Conference (EUSIPCO), pp. 960--964, September, 2025. DOI: 10.23919/EUSIPCO63237.2025.11226755
Hayato Takeuchi, Takao Kawamura, Nobutaka Ono, and Shoko Araki, ``Synchronization of Signals with Sampling Rate Offset and Missing Data Using Dynamic Programming Matching,'' in Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp.1--6, December, 2024. DOI: 10.1109/APSIPAASC63619.2025.10848824
Takao Kawamura, Yuma Kinoshita, Nobutaka Ono, and Robin Scheibler, ``Effectiveness of Inter- and Intra-Subarray Spatial Features for Acoustic Scene Classification,'' in Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 1--5, June, 2023. DOI: 10.1109/ICASSP49357.2023.10096935
Takao Kawamura, Nobutaka Ono, Robin Scheibler, Yukoh Wakabayashi, and Ryoichi Miyazaki, ``Acoustic Object Canceller Using Blind Compensation for Sampling Frequency Mismatch,'' in Proc. European Signal Processing Conference (EUSIPCO), pp. 880--884, January, 2021. DOI: 10.23919/Eusipco47968.2020.9287658
黒田 翔太, 河村 隆生, 小野 順貴, ``音響通信を用いた音光変換デバイスブリンキーの制御,'' 電子情報通信学会総合大会講演予稿集, p. 49, 2026年3月. NEW!!
山本 佑斗, 河村 隆生, 小野 順貴, 祐川 真紀帆, 福馬 誠士, 中川 浩, ``スマートフォンを用いたモノラル録音に基づく交通モニタリング,'' 電子情報通信学会総合大会講演予稿集, p. 48, 2026年3月. NEW!!
竹内駿人, 河村隆生, 小野順貴, 荒木章子, ``補助関数法に基づく分離フィルタとサンプリング周波数オフセットの同時最適化,'' 信学技報, vol. 125, no. 369, EA2025-83, pp. 63-68, 2026年3月. NEW!!
木次 駿, 河村 隆生, 小野 順貴, ``音光変換デバイス「ブリンキー」を用いた音響シーン分類のためのデータセット構築の検討,'' 日本音響学会春季研究発表会講演論文集, pp. 335--336, 2025年3月.
竹内 駿人, 河村 隆生, 小野 順貴, 荒木 章子, ``DP マッチングに基づく分散録音のブラインド同期とブラインド音源分離への応用,'' 日本音響学会春季研究発表会講演論文集, pp. 163--164, 2025年3月.
橋本 圭織, 河村 隆生, 小野 順貴, 西澤 佳飛, 戸田 智基, ``倍音の振幅操作に基づく母音の無限音階化の検討,'' 日本音響学会春季研究発表会講演論文集, pp. 733--734, 2025年3月.
河村 隆⽣, 小野 順貴, ``非同期分散マイクロホンアレイによる音響シーン分類のための非同期データ拡張,'' 信学技報, vol. 124, no. 389, EA2024-105, pp. 174--179, 2025年3月.
河村 隆⽣, 升⼭ 義紀, ⼩野 順貴, ``⾳響シーン分類における室内の異なる位置のマイクロホンアレイに対するドメイン適応,'' 信号処理シンポジウム予稿集, 2024年12月.
河村 隆生, 小野順貴, ``音響シーン・同期・マイク位置の手がかりのための多チャンネル録音を用いたアンカー音検出の検討,'' 日本音響学会秋季研究発表会講演論文集, pp. 353--354, 2024年9月.
竹内 駿人, 河村 隆生, 小野 順貴, 荒木 章子, ``DPマッチングと相互相関を用いた欠損を含む信号からの同期信号の生成,'' 日本音響学会秋季研究発表会講演論文集, pp. 135--136, 2024年9月.
今村 瑛月, 河村 隆生, 山田 健太, 植野 夏樹, 小野順貴, ``スマートフォン上での音光変換を用いた音響情報のデジタル伝送,'' 日本音響学会春季研究発表会講演論文集, pp. 293--296, 2024年3月.
竹内 駿人, 河村 隆生, 植野 夏樹, 小野 順貴, ``相互相関と動的計画法を用いた欠損のある信号のブラインド同期,'' 日本音響学会春季研究発表会講演論文集, pp. 219--222, 2024年3月.
増子 凱斗, 中嶋 大志, 河村 隆生, 小野 順貴, ``オンライン補助関数型独立ベクトル分析の忘却係数の動的制御による移動音源分離,'' 日本音響学会春季研究発表会講演論文集, pp. 79--82, 2024年3月 (日本音響学会 第28回学生優秀発表賞).
河村 隆生, 木下 裕磨, 小野 順貴, シャイブラー ロビン, ``音響シーン認識のためのサブアレイ間相関特徴量の検討,'' 日本音響学会秋季研究発表会講演論文集, pp.247--248, 2022年9月 (日本音響学会 第25回学生優秀発表賞).
河村 隆生, 小野 順貴, シャイブラー ロビン, 若林 佑幸, 宮崎 亮一, ``サンプリング周波数ミスマッチのブラインド補償に基づく音響オブジェクトキャンセラー,'' 日本音響学会春季研究発表会講演論文集, pp. 279--282, 2020年3月.
小野 順貴, シャイブラー ロビン, 若林 佑幸, 河村 隆生, 宮崎 亮一, ``音響信号処理装置、音響信号処理方法及びプログラム,'' 特許第7497040号, 2024年.
Takao Kawamura and Nobutaka Ono, "Experimental evaluation of robustness to asynchrony between recorded signals in acoustic classification with spatial features," presented at the 6th Joint Meeting of the ASA and ASJ, December, 2025 (abstract only).
Hayato Takeuchi, Takao Kawamura, Nobutaka Ono, and Shoko Araki, "Blind source separation with asynchronous signals based on joint optimization of sampling rate offsets and demixing filters," presented at the 6th Joint Meeting of the ASA and ASJ, December, 2025 (abstract only).
Kaori Hashimoto, Takao Kawamura, and Nobutaka Ono, "Vowel sound transformation for inducing pitch-circular auditory illusions," presented at the 6th Joint Meeting of the ASA and ASJ, December, 2025 (abstract only).
Shun Kotsugi, Takao Kawamura, and Nobutaka Ono, "Learning-based sound-to-light conversion on Blinkies for acoustic scene classification," presented at the 6th Joint Meeting of the ASA and ASJ, December, 2025 (abstract only).
橋本 圭織, 河村 隆生, 小野 順貴, ``母音音声の無限音階化,'' 第17回錯視・錯聴コンテスト, 2025年11月 (入賞, link).
Takao Kawamura, Masayuki Sera, and Nobutaka Ono, ``Evaluation of Low-Frequency Feature Restriction and Average Pooling for Acoustic Scene Classification under Unseen-City Conditions,'' Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC) Grand Challenge, Tech. Rep., August, 2025 (2nd place, link).
Masayuki Sera, Takao Kawamura, and Nobutaka Ono, ``Evaluation of Pitch-Shift Augmentation and Average Pooling for Acoustic Scene Classification under Unseen-City Conditions,'' Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC) Grand Challenge, Tech. Rep., August, 2025 (4th place, link).
Masayuki Sera, Takao Kawamura, and Nobutaka Ono, ``Distance-Based Unsupervised Anomalous Sound Detection with Attentive Statistics Pooling and ArcFace Multi-Task Learning,'' Detection and Classification of Acoustic Scenes and Events (DCASE) Challenge, Task 2, Tech. Rep., June, 2025 (20th place, link).