北原鉄朗 研究業績

学術論文

  1. Tetsuro Kitahara, Masataka Goto, Kazunori Komatani, Tetsuya Ogata, and Hiroshi G. Okuno: "Instrogram: Probabilistic Representation of Instrument Existence for Polyphonic Music", IPSJ Journal, Vol.48, No.1, January 2007. (also published in IPSJ Digital Courier)
  2. Tetsuro Kitahara, Masataka Goto, Kazunori Komatani, Tetsuya Ogata, and Hiroshi G. Okuno: "Instrument Identification in Polyphonic Music: Feature Weighting to Minimize Influence of Sound Overlaps", EURASIP Journal on Applied Signal Processing, Vol.2007, No.51979, pp.1--15, 2007. [Paper in pdf]
  3. 北原 鉄朗, 後藤 真孝, 駒谷 和範, 尾形 哲也, 奥乃 博: "多重奏を対象とした音源同定： 混合音テンプレートを用いた音の重なりに頑健な特徴量の重みづけ および音楽的文脈の利用", 電子情報通信学会論文誌, Vol.J89-D, No.12, December 2006.
  4. 藤原 弘将, 北原 鉄朗, 後藤 真孝, 駒谷 和範, 尾形 哲也, 奥乃 博: "伴奏音抑制と高信頼度フレーム選択に基づく楽曲の歌手名同定手法", 情報処理学会論文誌, Vol.47, No.6, pp.1831--1843, July 2006. [Paper in pdf]
  5. Tetsuro Kitahara, Masataka Goto, and Hiroshi G. Okuno: "Pitch-dependent Identification of Musical Instrument Sounds", Applied Intelligence, Vol.23, No.3, pp.267--275, December 2005. [Paper in pdf]
  6. 石田 克久, 北原 鉄朗, 武田 正之: "N-gramによる旋律の音楽的適否判定に基づいた即興演奏支援システム", 情報処理学会論文誌, Vol.46, No.7, pp.1549--1559, July 2005. [Paper in pdf]
  7. 北原 鉄朗, 後藤 真孝, 奥乃 博: "音響的類似性を反映した楽器の階層表現の獲得と それに基づく未知楽器のカテゴリーレベルの音源同定", 情報処理学会論文誌, Vol.45, No.3, pp.680--689, March 2004. [Paper in pdf]
  8. 北原 鉄朗, 後藤 真孝, 奥乃 博: "音高による音色変化に着目した楽器音の音源同定： F0依存多次元正規分布に基づく識別手法", 情報処理学会論文誌, Vol.44, No.10, pp.2448--2458, October 2003. [Paper in pdf] (電気通信普及財団 第19回テレコムシステム技術学生賞 受賞)

レクチャーノーツなど

  1. Tetsuro Kitahara, Katsuhisa Ishida, and Masayuki Takeda: "ism: Improvisation Supporting Systems with Melody Correction and Key Vibration", Entertainment Computing: Proceedings of the 4th International Conference on Entertainment Computing (ICEC 2005), Lecture Notes in Computer Science 3711, F. Kishino, Y. Kitamura, H. Kato and N. Nagata (Eds.), pp.315--327, September 2005. [Paper in pdf]
  2. 石田 克久, 北原 鉄朗, 武田 正之: "N-gramによる即興演奏の旋律補正", 情報処理学会論文誌（テクニカルノート）, Vol.45, No.3, pp.743--746, March 2004. [Paper in pdf]
  3. Tetsuro Kitahara, Masataka Goto, and Hiroshi G. Okuno: "Pitch-dependent Musical Instrument Identification and Its Application to Musical Sound Ontology", Developments in Applied Artificial Intelligence: Proceedings of the 16th International Conference on Industrial Engineering Applications of Artificial Intelligence and Expert Systems (IEA/AIE-2003), Lecture Notes in Artificial Intelligence 2718, P. W. H. Chung, C. Hinde and M. Ali (Eds.), pp.112--122, Springer, July 2003.

国際会議

  1. Katsutoshi Itoyama, Tetsuro Kitahara, Kazunori Komatani, Tetsuya Ogata, and Hiroshi G. Okuno: "Automatic Feature Weighting in Automatic Transcription of Specified Part in Polyphonic Music", Proceedings of the 7th International Conference on Music Information Retrieval (ISMIR 2006), October 2006.
  2. Hiromasa Fujihara, Tetsuro Kitahara, Masataka Goto, Kazunori Komatani, Tetsuya Ogata, and Hiroshi G. Okuno: "Speaker Identification under Noisy Environments by using Harmonic Structure Extraction and Reliable Frame Weighting", Proceedings of the International Conference on Spoken Language Processing (ICSLP 2006), September 2006.
  3. Tetsuro Kitahara, Masataka Goto, Kazunori Komatani, Tetsuya Ogata, and Hiroshi G. Okuno: "Instrogram: A New Musical Instrument Recognition Technique without Using Onset Detection nor F0 Estimation", Proceedings of the 2006 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2006), Vol.V, pp.229--232, May 2006. [Paper in pdf]
  4. Hiromasa Fujihara, Tetsuro Kitahara, Masataka Goto, Kazunori Komatani, Tetsuya Ogata, and Hiroshi G. Okuno: "F0 Estimation Method for Singing Voice in Polyphonic Audio Signal based on Statistical Vocal Model and Viterbi Search", Proceedings of the 2006 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2006), Vol.V, pp.253--256, May 2006.
  5. Tetsuro Kitahara, Masataka Goto, Kazunori Komatani, Tetsuya Ogata, and Hiroshi G. Okuno: "Instrument Identification in Polyphonic Music: Feature Weighting with Mixed Sounds, Pitch-dependent Timbre Modeling, and Use of Musical Context", Proceedings of the 6th International Conference on Music Information Retrieval (ISMIR 2005), pp.558--563, September 2005. [Paper in pdf]
  6. Hiromasa Fujihara, Tetsuro Kitahara, Masataka Goto, Kazunori Komatani, Tetsuya Ogata, and Hiroshi G. Okuno: "Singer Identification based on Accompaniment Sound Reduction and Reliable Frame Selection", Proceedings of the 6th International Conference on Music Information Retrieval (ISMIR 2005), pp.329--336, September 2005. [Paper in pdf]
  7. Takuya Yoshioka, Tetsuro Kitahara, Kazunori Komatani, Tetsuya Ogata, and Hiroshi G. Okuno: "Automatic Chord Transcription with Concurrent Recognition of Chord Symbols and Boundaries", Proceedings of the 5th International Conference on Music Information Retrieval (ISMIR 2004), pp.100--105, October 2004.
  8. Katsuhisa Ishida, Tetsuro Kitahara, and Masayuki Takeda: "ism: Improvisation Supporting System based on Melody Correction", Proceedings of the International Conference on New Interfaces for Musical Expression (NIME 04), pp.177--180, June 2004. [Paper in pdf]
  9. Tetsuro Kitahara, Masataka Goto, and Hiroshi G. Okuno: "Category-level Identification of Non-registered Musical Instrument Sounds", Proceedings of the 2004 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2004), Vol.IV, pp.253--256, May 2004. [Paper in pdf]
  10. Yohei Sakuraba, Tetsuro Kitahara, and Hiroshi G. Okuno: "Comparing Features for Forming Music Streams in Automatic Music Transcription", Proceedings of the 2004 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2004), Vol.IV, pp.273--376, May 2004. [Paper in pdf]
  11. Tetsuro Kitahara, Masataka Goto, and Hiroshi G. Okuno: "Acoustical-similarity-based Musical Instrument Hierarchy and Its Application to Musical Instrument Identification", Proceedings of the 2004 International Symposium on Musical Acoustics (ISMA 2004), 3-S2-12, pp.397--300, April 2004. [Paper in pdf]
  12. Tetsuro Kitahara, Masataka Goto, and Hiroshi G. Okuno: "Musical Instrument Identification based on F0-dependent Multivariate Normal Distribution", Proceedings of the 2003 IEEE International Conference on Multimedia & Expo (ICME 2003), Vol.III, pp.409--412, July 2003. (Reprint of the paper published in ICASSP 2003 (cancelled))
  13. Tetsuro Kitahara, Masataka Goto, and Hiroshi G. Okuno: "Musical Instrument Identification based on F0-dependent Multivariate Normal Distribution", Proceedings of the 2003 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2003), Vol.V, pp.421--424, April 2003. [Paper in pdf] (Cancelled because of SARS)

国内研究会（作成中）

  1. 北原 鉄朗, 後藤 真孝, 駒谷 和範, 尾形 哲也, 奥乃 博: "Instrogram: 発音時刻検出とF0推定の不要な楽器音認識手法", 情報処理学会 音楽情報科学 研究報告, 2006-MUS-66, Vol.2006, No.90, pp.69--76, August 2006. [Paper in pdf]

全国大会（作成中）

  1. 糸山 克寿, 北原 鉄朗, 駒谷 和範, 尾形 哲也, 奥乃 博: "多重奏中特定パートの自動採譜における複数特徴量の自動重み付け", 情報処理学会 第68回全国大会, 2L-6, March 2006. [Paper in pdf]
  2. 西山 正紘, 北原 鉄朗, 駒谷 和範, 尾形 哲也, 奥乃 博: "標題音楽アノテーションのための階層的物語タグの設計", 情報処理学会 第68回全国大会, 3L-6, March 2006. [Paper in pdf]
  3. 田口 明裕, 北原 鉄朗, 石原 一志, 駒谷 和範, 尾形 哲也, 奥乃 博: "標題音楽アノテーションのための階層的物語タグの設計", 情報処理学会 第68回全国大会, 3L-7, March 2006. [Paper in pdf]
  4. 北原 鉄朗, 後藤 真孝, 駒谷 和範, 尾形 哲也, 奥乃 博: "Instrogram：楽器存在確率に基づく音楽視覚表現法", 日本音響学会 2006年春季研究発表会 講演論文集, 2-2-13, March 2006. [Paper in pdf]
  5. 藤原 弘将, 北原 鉄朗, 後藤 真孝, 駒谷 和範, 尾形 哲也, 奥乃 博: "調波構造抽出と高信頼度フレーム選択を用いた雑音下での話者識別", 日本音響学会 2006年春季研究発表会 講演論文集, 1-11-17, March 2006. [Paper in pdf]
  6. 海尻 聡, 石原 一志, 北原 鉄朗, Valin Jean-Marc, 駒谷 和範, 尾形 哲也, 奥乃 博: "ロボットによる周囲状況把握のための雑音下での環境音認識", 計測自動制御学会 第6回システムインテグレーション部門講演会 (SI2005), December 2005.