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MASADA Tomonari  正田 備也

Researcher Number 60413928
Other IDs
  • ORCIDhttps://orcid.org/0000-0002-8358-3699
External Links
Affiliation (Current) 2025: 立教大学, 人工知能科学研究科, 教授
Affiliation (based on the past Project Information) *help 2020 – 2023: 立教大学, 人工知能科学研究科, 教授
2014 – 2019: 長崎大学, 工学研究科, 准教授
2011 – 2013: 長崎大学, 工学(系)研究科(研究院), 准教授
2011: 長崎大学, 大学院・工学研究科, 准教授
2011: 長崎大学, 工学研究科, 准教授
2010: 長崎大学, 工学部, 助教
2007: Nagasaki University, Department of Engineering, Assistant Professor
Review Section/Research Field
Principal Investigator
Basic Section 61030:Intelligent informatics-related / Intelligent informatics / Intelligent informatics
Except Principal Investigator
Library and information science/Humanistic social informatics / Measurement engineering / Media informatics/Database
Keywords
Principal Investigator
トピックモデル / テキストマイニング / 機械学習 / 深層学習 / 確率モデル / データマイニング / ベイズ統計 / 自動採点 / 埋め込み / 言語モデル … More / 自然言語処理 / 言語処理 / 知識発見 / ベイズ推定 / 知能情報学 / 並列化 / ベイズ理論 … More
Except Principal Investigator
情報推薦 / トピックモデル / 潜在確率モデル / 情報抽出 / 電子図書館 / training data / semi-supervised / unmixing / classification / mixel / sub-pixel / remote sensing / hyperspectral / 適応的 / コンテクスト / 教師データ / 半教師付き / カテゴリー分解 / カテゴリー分類 / ミクセル / サブピクセル / リモートセンシング / ハイパースペクトラル / 確率モデル / 情報検索 / 情報統合 / 潜在トピックモデル / テキストマイニング / 機械学習 Less
  • Research Projects

    (7 results)
  • Research Products

    (45 results)
  • Co-Researchers

    (7 People)
  •  Topic models bridging between documents as members composing a corpus and documents as sequences composed by wordsPrincipal Investigator

    • Principal Investigator
      Masada Tomonari
    • Project Period (FY)
      2021 – 2023
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 61030:Intelligent informatics-related
    • Research Institution
      Rikkyo University
  •  Research on the effectiveness of using RNN in topic modelsPrincipal Investigator

    • Principal Investigator
      MASADA Tomonari
    • Project Period (FY)
      2018 – 2020
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 61030:Intelligent informatics-related
    • Research Institution
      Rikkyo University
      Nagasaki University
  •  A Study on Digital Library System for Experimental Information Extraction, Visualization and Recommendation

    • Principal Investigator
      Takasu Atsuhiro
    • Project Period (FY)
      2015 – 2017
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Library and information science/Humanistic social informatics
    • Research Institution
      National Institute of Informatics
  •  Tiny data mining: reconstruction of large scale data with probability distributions as basesPrincipal Investigator

    • Principal Investigator
      MASADA Tomonari
    • Project Period (FY)
      2014 – 2016
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Intelligent informatics
    • Research Institution
      Nagasaki University
  •  A Study on Information Alignment by Composite Generative Model

    • Principal Investigator
      TAKASU Atsuhiro
    • Project Period (FY)
      2011 – 2014
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Media informatics/Database
    • Research Institution
      National Institute of Informatics
  •  Information Navigation using Statistical RhymesPrincipal Investigator

    • Principal Investigator
      MASADA Tomonari
    • Project Period (FY)
      2010 – 2011
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Intelligent informatics
    • Research Institution
      Nagasaki University
  •  Algorithms for sub-pixel analysis of remotely, sensed hyperspectral images

    • Principal Investigator
      KIYASU Senya
    • Project Period (FY)
      2005 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Measurement engineering
    • Research Institution
      Nagasaki University

All 2024 2022 2021 2020 2019 2018 2016 2015 2012 2011 2010 2008 2007 Other

All Journal Article Presentation

  • [Journal Article] Sentence-BERT Distinguishes Good and Bad Essays in Cross-prompt Automated Essay Scoring2022

    • Author(s)
      Sasaki Toru、Masada Tomonari
    • Journal Title

      Proceedings of 2022 IEEE International Conference on Data Mining Workshops (ICDMW)

      Volume: 1 Pages: 274-281

    • DOI

      10.1109/icdmw58026.2022.00045

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21K12017
  • [Journal Article] AmLDA: A Non-VAE Neural Topic Model2022

    • Author(s)
      Tomonari MASADA
    • Journal Title

      Springer Communications in Computer and Information Science

      Volume: 1577 Pages: 281-295

    • DOI

      10.1007/978-3-031-04447-2_19

    • ISBN
      9783031044465, 9783031044472
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21K12017
  • [Journal Article] Myanmar Text-to-Speech System based on Tacotron-22020

    • Author(s)
      Win Yuzana, Masada Tomonari
    • Journal Title

      Proceedings of 2020 International Conference on Information and Communication Technology Convergence (ICTC)

      Volume: 1 Pages: 578-583

    • DOI

      10.1109/ictc49870.2020.9289599

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11440
  • [Journal Article] Context-dependent Token-wise Variational Autoencoder for Topic Modeling2020

    • Author(s)
      Tomonari Masada
    • Journal Title

      Lecture Notes in Computer Science

      Volume: 11609

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K11440
  • [Journal Article] Adversarial Learning for Topic Models2018

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu
    • Journal Title

      Lecture Notes in Computer Science

      Volume: 11323 Pages: 292-302

    • DOI

      10.1007/978-3-030-05090-0_25

    • ISBN
      9783030050894, 9783030050900
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K11440
  • [Journal Article] LDA-Based Scoring of Sequences Generated by RNN for Automatic Tanka Composition2018

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu
    • Journal Title

      Lecture Notes in Computer Science

      Volume: 10862 Pages: 395-402

    • DOI

      10.1007/978-3-319-93713-7_33

    • ISBN
      9783319937120, 9783319937137
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K11440
  • [Journal Article] Mini-Batch Variational Inference for Time-Aware Topic Modeling2018

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu
    • Journal Title

      Lecture Notes in Computer Science

      Volume: 11013 Pages: 156-164

    • DOI

      10.1007/978-3-319-97310-4_18

    • ISBN
      9783319973098, 9783319973104
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K11440
  • [Journal Article] A Simple Stochastic Gradient Variational Bayes for Latent Dirichlet Allocation2016

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu
    • Journal Title

      Springer Lecture Notes in Computer Science

      Volume: 9789 Pages: 232-245

    • DOI

      10.1007/978-3-319-42089-9_17

    • ISBN
      9783319420882, 9783319420899
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15H02789
  • [Journal Article] Bidirectional Extraction of Phrases for Expanding Queries in Academic Paper Retrieval2016

    • Author(s)
      Yuzana Win, Tomonari Masada
    • Journal Title

      International Journal of Advanced Research in Artificial Intelligence

      Volume: Vol. 5, No. 1 Issue: 1 Pages: 27-33

    • DOI

      10.14569/ijarai.2016.050105

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330256
  • [Journal Article] A Simple Stochastic Gradient Variational Bayes for the Correlated Topic Model2016

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu
    • Journal Title

      Springer Lecture Notes in Computer Science

      Volume: 9932 Pages: 424-428

    • DOI

      10.1007/978-3-319-45817-5_39

    • ISBN
      9783319458168, 9783319458175
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15H02789
  • [Journal Article] Heuristic Pretraining for Topic Models2015

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu
    • Journal Title

      Proc. of IEA/AIE 2015, Springer Lecture Notes in Computer Science

      Volume: 9101 Pages: 123-134

    • DOI

      10.1007/978-3-319-19066-2_34

    • ISBN
      9783319190655, 9783319190662
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15H02789
  • [Journal Article] Unsupervised Segmentation of Bibliographic Elements with Latent Permutations2011

    • Author(s)
      正田備也
    • Journal Title

      IJOCI : International Journal of Organizational and Collective Intelligence

      Volume: 2

    • NAID

      120006985287

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22700150
  • [Journal Article] Semi-supervised Bibliographic Element Segmentation with Latent Permutations2011

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu, Yuichiro Shibata, Kiyoshi Oguri
    • Journal Title

      Digital Libraries: For Cultural Heritage, Knowledge Dissemination, and Future Creation, Lecture Note in Computer Science

      Volume: 7008 Pages: 60-69

    • DOI

      10.1007/978-3-642-24826-9_11

    • NAID

      120006985230

    • ISBN
      9783642248252, 9783642248269
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23300040
  • [Journal Article] Steering Time-Dependent Estimation of Posteriors with Hyperparameter Indexing in Bayesian Topic Models2011

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu, Yuichiro Shibata, Kiyoshi Oguri
    • Journal Title

      Advances in Knowledge Discovery and Data Mining, Lecture Note in Artificial Intelligence

      Volume: 6634 Pages: 435-447

    • DOI

      10.1007/978-3-642-20841-6_36

    • NAID

      120006985071

    • ISBN
      9783642208409, 9783642208416
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23300040
  • [Journal Article] 潜在的置換による書誌要素の教師無し分割2011

    • Author(s)
      正田備也
    • Journal Title

      IJOCI

      Volume: 第2巻、第2号 Pages: 49-62

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22700150
  • [Journal Article] Comparing LDA with pLSI as a Dimensionality Reduction Method in Document Clustering2008

    • Author(s)
      Tomonari Masada, Senya Kiyasu, Sueharu Miyahara
    • Journal Title

      Lecture Notets in Artificial Intelligence (LNAI) 4938

      Pages: 13-26

    • NAID

      120006981385

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17560376
  • [Journal Article] 呼吸の周期性を考慮した異常肺音の自動検出2007

    • Author(s)
      喜安 千弥, 柳原 幸輔, 正田 備也, 宮原 末治, 岡 三喜男
    • Journal Title

      映像情報メディア学会誌 17

      Pages: 1769-1773

    • Description
      「研究成果報告書概要(和文)」より
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17560376
  • [Journal Article] 呼吸の周期性を考慮した異常肺音の自動検出2007

    • Author(s)
      喜安 千弥, 柳原 幸輔, 正田 備也, 宮原 末治, 岡三 喜男
    • Journal Title

      映像情報メディア学会誌 61

      Pages: 1769-1773

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17560376
  • [Presentation] 言語モデルを使用した日本文学の感情展開と分類2024

    • Author(s)
      冨名腰哲,正田備也
    • Organizer
      情報処理学会 第86回全国大会
    • Data Source
      KAKENHI-PROJECT-21K12017
  • [Presentation] AmLDA: A Non-VAE Neural Topic Model2021

    • Author(s)
      正田備也
    • Organizer
      8th International Conference on Information Management and Big Data (SIMBig 2021)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K12017
  • [Presentation] Context-dependent Token-wise Variational Autoencoder for Topic Modeling2019

    • Author(s)
      Tomonari Masada
    • Organizer
      5th International Workshop on Knowledge Discovery on the Web (KDWEB 2019)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11440
  • [Presentation] Document Modeling with Implicit Approximate Posterior Distributions2018

    • Author(s)
      Tomonari Masada
    • Organizer
      ICDPA 2018
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11440
  • [Presentation] Extraction of Proper Names from Myanmar Text Using Latent Dirichlet Allocation.2016

    • Author(s)
      Yuzana Win, Tomonari Masada.
    • Organizer
      2016 Conference on Technologies and Applications of Artificial Intelligence
    • Place of Presentation
      Hsinchu, Taiwan
    • Year and Date
      2016-11-25
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330256
  • [Presentation] A Simple Stochastic Gradient Variational Bayes for Latent Dirichlet Allocation.2016

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu
    • Organizer
      ICCSA 2016
    • Place of Presentation
      Beijing, China
    • Year and Date
      2016-07-04
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330256
  • [Presentation] Exploring OOV Words from Myanmar Text Using Maximal Substrings.2016

    • Author(s)
      Yuzana Win, Tomonari Masada.
    • Organizer
      4th International Conference on Smart Computing and Artificial Intelligence
    • Place of Presentation
      Kumamoto, Japan
    • Year and Date
      2016-07-10
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330256
  • [Presentation] A Simple Stochastic Gradient Variational Bayes for the Correlated Topic Model.2016

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu.
    • Organizer
      The 18th Asia Pacific Web Conference
    • Place of Presentation
      Suzhou, China
    • Year and Date
      2016-09-23
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330256
  • [Presentation] A Simple Stochastic Gradient Variational Bayes for Latent Dirichlet Allocation.2016

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu.
    • Organizer
      The 16th International Conference on Computational Science and Its Applications
    • Place of Presentation
      Beijing, China
    • Year and Date
      2016-07-04
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330256
  • [Presentation] Traffic Speed Data Investigation with Hierarchical Modeling2015

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu
    • Organizer
      FDSE 2015
    • Place of Presentation
      Ho Chi Minh City, Vietnam
    • Year and Date
      2015-11-23
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330256
  • [Presentation] Heuristic Pretraining for Topic Models2015

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu
    • Organizer
      IEA/AIE 2015
    • Place of Presentation
      Seoul, South Korea
    • Year and Date
      2015-06-10
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330256
  • [Presentation] Extraction of Topic Evolutions from References in Scientific Articles and Its GPU Acceleration2012

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu
    • Organizer
      21st ACM Conference on Information and Knowledge Management
    • Place of Presentation
      Maui, Hawaii, USA
    • Data Source
      KAKENHI-PROJECT-23300040
  • [Presentation] 潜在的置換による書誌要素の半教師付き分割2011

    • Author(s)
      正田備也、高須淳宏、柴田裕一郎、小栗清
    • Organizer
      シュプリンガー・レクチャー・ノーツ・イン・コンピュータ・サイエンス
    • Year and Date
      2011-10-25
    • Data Source
      KAKENHI-PROJECT-22700150
  • [Presentation] Steering Time-Dependent Estimation of Posteriors with Hyperparameter Indexing in Bayesian Topic Models2011

    • Author(s)
      正田備也、高須淳宏、柴田裕一郎、小栗清
    • Organizer
      15th Pacific-Asia Conference on Knowledge Discovery and Data Mining
    • Place of Presentation
      深〓
    • Year and Date
      2011-05-27
    • Data Source
      KAKENHI-PROJECT-22700150
  • [Presentation] Documents as a Bag of Maximal Substrings : An Unsupervised Feature Extraction for Document Clustering2011

    • Author(s)
      正田備也、柴田裕一郎、小栗清
    • Organizer
      13th International Conference on Enterprise Information Systems
    • Place of Presentation
      北京
    • Year and Date
      2011-06-10
    • Data Source
      KAKENHI-PROJECT-22700150
  • [Presentation] Semi-supervised Bibliographic Element Segmentation with Latent Permutations2011

    • Author(s)
      正田備也、高須淳宏、柴田裕一郎、小栗清
    • Organizer
      International Conference on Asia-Pacific Digital Libraries (ICADL 2011)
    • Place of Presentation
      北京
    • Year and Date
      2011-10-25
    • Data Source
      KAKENHI-PROJECT-22700150
  • [Presentation] Unsupervised Segmentation of Bibliographic Elements with Latent Permutations2010

    • Author(s)
      正田備也、柴田裕一郎、小栗清
    • Organizer
      International Symposium on Web Intelligent Systems & Services
    • Place of Presentation
      香港
    • Year and Date
      2010-12-12
    • Data Source
      KAKENHI-PROJECT-22700150
  • [Presentation] 潜在的置換による書誌要素の教師無し分割2010

    • Author(s)
      正田備也、柴田裕一郎、小栗清
    • Organizer
      シュプリンガー・レクチャー・ノーツ・イン・コンピュータ・サイエンス
    • Year and Date
      2010-12-12
    • Data Source
      KAKENHI-PROJECT-22700150
  • [Presentation] Comparing LDA with pLSI as a Dimensionality Reduction Method in Document Clustering2008

    • Author(s)
      Tomonari Masada, Senya Kiyasu, Sueharu Miyahara
    • Organizer
      The 3rd Int.Conf.on Large-scale Knowledge Resources (LKR, 2008)
    • Place of Presentation
      東京工業大学
    • Year and Date
      2008-03-03
    • Data Source
      KAKENHI-PROJECT-17560376
  • [Presentation] 周波数スペクトル用いた異常肺音の自動検出2008

    • Author(s)
      藤原 直哉, 芦塚 潤, 正田 備也, 喜安 千弥, 宮原 末治
    • Organizer
      火の国情報シンポジウム2008
    • Place of Presentation
      長崎大学
    • Year and Date
      2008-03-07
    • Data Source
      KAKENHI-PROJECT-17560376
  • [Presentation] Detection of Abnormal Lung Sounds with an Electronic Stethoscope2007

    • Author(s)
      Senya Kiyasu, Sueharu Miyahra, Tomonari Masada
    • Organizer
      The 29th RESES Symposium
    • Place of Presentation
      那須
    • Year and Date
      2007-08-31
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17560376
  • [Presentation] 肺音分類のための独立成分分析とクラスタリングによる特徴量抽出2007

    • Author(s)
      正田 備也, 喜安 千弥, 宮原 末治
    • Organizer
      データベースとWeb情報システムに関するシンポジウム(DBWeb2007)
    • Place of Presentation
      東京大学
    • Year and Date
      2007-11-28
    • Data Source
      KAKENHI-PROJECT-17560376
  • [Presentation] Detection of Abnormal Lung Sounds with an Electronic Stethoscope2007

    • Author(s)
      Senya Kiyasu, Sueharu Miyahral, Tomonari Masada
    • Organizer
      The 29th RESES Symposium
    • Place of Presentation
      那須(栃木)
    • Year and Date
      2007-08-31
    • Data Source
      KAKENHI-PROJECT-17560376
  • [Presentation] ChronoSAGE: Diversifying Topic Modeling Chronologically.

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu.
    • Organizer
      The International Conference on Web-Age Information Management
    • Place of Presentation
      マカオ大学(マカオ)
    • Year and Date
      2014-06-16 – 2014-06-18
    • Data Source
      KAKENHI-PROJECT-26330256
  • [Presentation] A Topic Model for Traffic Speed Data Analysis.

    • Author(s)
      Tomonari Masada, Atsuhiro Takasu.
    • Organizer
      The 27th International Conference on Industrial, Engineering & Other Applications of Applied Intelligent Systems
    • Place of Presentation
      高雄アンバサダーホテル(台湾)
    • Year and Date
      2014-06-03 – 2014-06-06
    • Data Source
      KAKENHI-PROJECT-26330256
  • [Presentation] Exploring Technical Phrase Frames from Research Paper Titles.

    • Author(s)
      Yuzana Win, Tomonari Masada.
    • Organizer
      The Eighth International Symposium on Mining and Web
    • Place of Presentation
      金大中コンベンションセンター(韓国)
    • Year and Date
      2015-03-24 – 2015-03-27
    • Data Source
      KAKENHI-PROJECT-26330256
  • [Presentation] Collaborator Recommendation for Isolated Researchers

    • Author(s)
      Tin Huynh, Atsuhiro Takasu, Tomonari Masada, Kiem Hoang
    • Organizer
      The 7th International Symposium on Mining and Web (MAW14)
    • Place of Presentation
      Victoria, Canada
    • Year and Date
      2014-05-13 – 2014-05-16
    • Data Source
      KAKENHI-PROJECT-23300040
  • 1.  TAKASU Atsuhiro (90216648)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 7 results
  • 2.  FUKAGAWA Daiji (10442518)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 3.  KIYASU Senya (20234388)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 8 results
  • 4.  MIYAHARA Sueharu (00295099)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 6 results
  • 5.  堀田 政二 (90346932)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 6.  Ohta Manabu
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  Maneeroj Saranya
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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