• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to previous page

OHARA Kouzou  大原 剛三

ORCIDConnect your ORCID iD *help
… Alternative Names

大原 剛三  オオハラ コウゾウ

Less
Researcher Number 30294127
Other IDs
External Links
Affiliation (Current) 2025: 青山学院大学, 理工学部, 教授
Affiliation (based on the past Project Information) *help 2016 – 2022: 青山学院大学, 理工学部, 教授
2009 – 2016: Aoyama Gakuin University, 理工学部, 准教授
2007 – 2008: Osaka University, 産業科学研究所, 助教
1997 – 2006: 大阪大学, 産業科学研究所, 助手
Review Section/Research Field
Principal Investigator
Intelligent informatics / Intelligent informatics / Intelligent informatics / Basic Section 61030:Intelligent informatics-related
Except Principal Investigator
Intelligent informatics / Science and Engineering / Intelligent informatics / Web informatics, Service informatics / 情報システム学(含情報図書館学) / Learning support system
Keywords
Principal Investigator
グラフマイニング / データマイニング / 機械学習 / 知識発見 / 帰納論理プログラミング / 大規模不確実ネットワーク / 重要ノード抽出 / 重要リンク抽出 / 不完全ネットワーク / 大規模ネットワーク … More / 時間制約付き目標ノード指向中心性指標 / 中心性指標 / 道路ネットワーク / 社会ネットワーク分析 / 複雑ネットワーク / クリティカルリンク / 統計数学 / 確率モデル / 予測シミュレーション / ウェブマイニング / 情報工学 / コミュニティ抽出 / 社会ネットワーク / クラフマイニング / パターン発見 / 部分グラフ同型判定 / 多頻度グラフ / 制約パターン / 領域知識 / 経験的知識 / 個人適応 / インタラクション / 制約的知識 / 可視化 / 帰納学習 / 非単調推論 / 知識ベース / 知識獲得 / 例外 … More
Except Principal Investigator
データマイニング / 機械学習 / 複雑ネットワーク科学 / 社会ネットワーク分析 / グラフマイニング / 知識発見 / 映像要約 / マルチメディア / 連続メディア / 監視 / 時系列データ解析 / データマインング / ダイナミクスモデル / ユビキタスセンシング / 大規模次元時系列 / 大規模次元データ / 時系列解析 / クラスタリング / 人工知能 / 複雑ネットワーク / 統計的機械学習 / 確率過程モデル / ソーシャルメディア分析 / ソーシャルネットワーク分析 / ソーシャルメディアマイニング / Feature Construction / Time Series Analysis / Graph Mining / Clustering / Data Mining / Knowledge Discovery / Machine Learning / 属性構築 / quantitative association rules / graph mining / three dimensional structure / physiological activity correlation / data mining / graph structure / 定量的相関規則 / 3次元構造 / 化学生理活性相関 / グラフ構造 / Summarization / Spatio-temporal indexing / Surveillance video / Omnidirectional vision sensor / 協調解析 / 可視化 / 時空間インデキシング / サーベイランス映像 / 全方位視覚センサー / Event Based Video Indexing / Content Analysis / Video Abstraction / Intermodal Collaboration / Organization / Multimedia / Video Stream / Continuous Media / 内容に基づくインデキシング / イベント検出 / 内容解析 / インタモーダル協調 / コンテンツ解析 / インモーダル強調 / 構造化 / 映像メディア / continuous media processing / navigation system / image coding / document image processing / geographical information processing system (GIS) / media integration / media conversion / media information processing / アノテーション / セグメンテーション / 書体・字体・字種識別 / メディア交換 / 3次元構造物内案内システム / 機械部品交換 / 連続メディア処理 / ナビゲーションシステム / 電子化文書 / 文書画像処理 / 地図情報処理 / メディア統合 / メディア変換 / メディア情報処理 / グラフィックライブラリ / 外国語学習 / 脳波計測 / e-ラーニング / 脳波 / 聴覚障碍者 / 立体視 / WebGL / 英語学習 / 口腔 / アニメーション / VR / 身体知 / 発音学習 / 言語教育 / 知的学習支援システム / 情報拡散の影響度分析 / 機械学習アルゴリズム / ネットワーク進化モデル / 変化点検出 / 学習アルゴリズム / オピニオン形成モデル / 情報拡散モデル / 高速相関係数推定 / 少数事例データ / 因果ネットワーク / 大規模変数次元データ / 遺伝子発現度測定データ / 独立成分分析 / 統計的因果推論 / 遺子機能 / 知識ベース / 遺伝子機能 / 因果推論 / 大規模次元 / 部分共起分析 / 定量的バスケット分析 / 数値バスケット分析 / 薬品処方規則 / 部分空間クラスタリング / 定量的多頻度アイテム集合 / 数値相関規則 / 時系列相関 / データ前処理 / 視覚化 / 論理型データベース / 矛盾 / 非単調理論 / 無矛盾性維持 / 知識洗練化 / 知識獲得 / 例外 / 不完全知識 / 知識コンバージョン Less
  • Research Projects

    (24 results)
  • Research Products

    (124 results)
  • Co-Researchers

    (29 People)
  •  Extraction of Important Nodes/Links under Time Constraints in Uncertain NetworksPrincipal Investigator

    • Principal Investigator
      Ohara Kouzou
    • Project Period (FY)
      2020 – 2022
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 61030:Intelligent informatics-related
    • Research Institution
      Aoyama Gakuin University
  •  Identifying Critical Links for Minimizing Loss of Information over Large NetworksPrincipal Investigator

    • Principal Investigator
      Ohara Kouzou
    • Project Period (FY)
      2017 – 2019
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Intelligent informatics
    • Research Institution
      Aoyama Gakuin University
  •  Modeling attention dynamics with cooperative and competitive structures

    • Principal Investigator
      KIMURA Masahiro
    • Project Period (FY)
      2017 – 2020
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Web informatics, Service informatics
    • Research Institution
      Ryukoku University
  •  Developing Predictive Simulation Framework with Confidence Level for Stochastic Process and Its Application to Knowledge DiscoveryPrincipal Investigator

    • Principal Investigator
      OHARA Kouzou
    • Project Period (FY)
      2014 – 2016
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Intelligent informatics
    • Research Institution
      Aoyama Gakuin University
  •  Modeling complex evolution of social networks in a variety of specific contexts

    • Principal Investigator
      Kimura Masahiro
    • Project Period (FY)
      2014 – 2016
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Web informatics, Service informatics
    • Research Institution
      Ryukoku University
  •  Analysis of the influence of stereoscopic viewing on pronunciation physiological acquisition and its application to language learning support

    • Principal Investigator
      SAKUTA Hiroshi
    • Project Period (FY)
      2014 – 2016
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Learning support system
    • Research Institution
      Aoyama Gakuin University
  •  Modeling culture dynamics on complex networks

    • Principal Investigator
      KIMURA MASAHIRO
    • Project Period (FY)
      2011 – 2013
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Intelligent informatics
    • Research Institution
      Ryukoku University
  •  Extraction of multiple communities based on information diffusion results on a large social networkPrincipal Investigator

    • Principal Investigator
      OHARA Kouzou
    • Project Period (FY)
      2011 – 2013
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Intelligent informatics
    • Research Institution
      Aoyama Gakuin University
  •  Closed Frequent Subgraph Mining by Graph Closure Operation and Its ParallelizationPrincipal Investigator

    • Principal Investigator
      OHARA Kouzou
    • Project Period (FY)
      2009 – 2010
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Intelligent informatics
    • Research Institution
      Aoyama Gakuin University
  •  大規模次元観測時系列からのダイナミクス知識体系化と理解支援手法の開発

    • Principal Investigator
      鷲尾 隆
    • Project Period (FY)
      2007 – 2008
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Review Section
      Science and Engineering
    • Research Institution
      Osaka University
  •  Development of Causal Structure Mining Method for Large Scale Dimensional Data and Construction of Gene Function Knowledge Base

    • Principal Investigator
      WASHIO Takashi
    • Project Period (FY)
      2007 – 2009
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Intelligent informatics
    • Research Institution
      Osaka University
  •  Development of Graph Mining Method Using Domain Knowledge as ConstraintsPrincipal Investigator

    • Principal Investigator
      OHARA Kouzou
    • Project Period (FY)
      2007 – 2008
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Intelligent informatics
    • Research Institution
      Osaka University
  •  大規模次元時系列の知識発掘・モデル化原理確立と商業ユビキタスデータによる検証

    • Principal Investigator
      鷲尾 隆
    • Project Period (FY)
      2006
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Review Section
      Science and Engineering
    • Research Institution
      Osaka University
  •  数値相関ルール高速完全探索手法の開発と薬品処方規則発見への適用評価

    • Principal Investigator
      鷲尾 隆
    • Project Period (FY)
      2005 – 2007
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Intelligent informatics
    • Research Institution
      Osaka University
  •  個人適応に基づく領域適応型データマイニングシステムの開発Principal Investigator

    • Principal Investigator
      大原 剛三
    • Project Period (FY)
      2004 – 2005
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Intelligent informatics
    • Research Institution
      Osaka University
  •  Development of 3 dimensional graph mining techniques and systems to identify physiologically active parts in chemical compounds

    • Principal Investigator
      WASHIO Takashi
    • Project Period (FY)
      2004 – 2006
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Intelligent informatics
    • Research Institution
      Osaka University
  •  Development of Constructive Induction Method of Useful Attributes from Complex Structured Data

    • Principal Investigator
      MOTODA Hiroshi
    • Project Period (FY)
      2004 – 2005
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Intelligent informatics
    • Research Institution
      Osaka University
  •  学習システムとユーザのインタラクションからの制約的知識獲得に関する研究Principal Investigator

    • Principal Investigator
      大原 剛三
    • Project Period (FY)
      2002 – 2003
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Intelligent informatics
    • Research Institution
      Osaka University
  •  Visualization and summarization of Omnidirectional surveillance Video by Spatio-temporal Indexing

    • Principal Investigator
      BABAGUCHI Noboru
    • Project Period (FY)
      2002 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Intelligent informatics
    • Research Institution
      Osaka University
  •  構造データからのアクティブマイニング

    • Principal Investigator
      MOTODA Hiroshi
    • Project Period (FY)
      2001 – 2004
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Review Section
      Science and Engineering
    • Research Institution
      Osaka University
  •  例外を許容する知識ベースシステムからの帰納論理プログラミングを用いた知識獲得Principal Investigator

    • Principal Investigator
      大原 剛三
    • Project Period (FY)
      1999 – 2000
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      Intelligent informatics
    • Research Institution
      Osaka University
  •  Network Based Organization of Continuous Media by Intermodal Collaboration and Domain Knowledge Use

    • Principal Investigator
      BABAGUCHI Noboru
    • Project Period (FY)
      1999 – 2001
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      情報システム学(含情報図書館学)
    • Research Institution
      Osaka University
  •  An Advanced Scheme of Information Presentation Based on Integration and Conversion of Information and its Application to Recognition and Understand of Concepts

    • Principal Investigator
      KITAHASHI Tadahiro
    • Project Period (FY)
      1998 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Intelligent informatics
    • Research Institution
      Osaka University
  •  不完全知識創出のための知識コンバージョンに関する研究

    • Principal Investigator
      BABAGUCHI Noboru
    • Project Period (FY)
      1996 – 1997
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Intelligent informatics
    • Research Institution
      Osaka University

All 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 Other

All Journal Article Presentation Book

  • [Book] Mining Graph Data (Chap. 8, pp.203-226,)(Eds : Diane J. Cook and Lawrence B. Holder) (Wiley-Interscience,A John Wiley & Sons, Inc., Publication)2006

    • Author(s)
      Kouzou Ohara, Phu Chien Nguyen, Akira Mogi, Hiroshi Motoda, Takashi Washio
    • Total Pages
      24
    • Publisher
      Constructing Decision Teee Based on Chunkingless Graph-Based Induction
    • Data Source
      KAKENHI-PROJECT-16300045
  • [Book] Mining Graph Data (Chap.8, pp.203-226)(Eds : Diane J. Cook and Lawrence B. Holder)(Wi1ey-Interscience)(A John Wiley & Sons, Inc., Publication)2006

    • Author(s)
      Kouzou Ohara, Phu Chien Nguyen, Akira Mogi, Hiroshi Motoda, Takashi Washio
    • Total Pages
      24
    • Publisher
      Constructing Decision Teee Based on Chunkingless Graph-Based Induction
    • Data Source
      KAKENHI-PROJECT-17650042
  • [Book] Mining Graph Data, Chap. 8, pp. 203-226(Eds : Diane J. Cook and Lawrence B. Holder)(Wiley-Interscience, A John Wiley & Sons, Inc., Publication)2006

    • Author(s)
      Kouzou Ohara, Phu Chien Nguyen, Akira Mogi, Hiroshi Motoda, Takashi Washio
    • Total Pages
      24
    • Publisher
      Constructing Decision Teee Based on Chunkingless Graph-Based Induction
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16300045
  • [Book] Mining Graph Data, Chap 8, pp. 203-226, Wiley-Interscience (Eds : Diane J. Cook and Lawrence B. Holder)(A John Wiley & Sons, Inc., Publication)2006

    • Author(s)
      Kouzou Ohara, Phu Chien Nguyen, Akira Mogi, Hiroshi Motoda, Takashi Washio
    • Total Pages
      24
    • Publisher
      Constructing Decision Teee Based on Chunkingless Graph-Based Induction
    • Data Source
      KAKENHI-PROJECT-18049052
  • [Journal Article] Efficient Computation of Target-Oriented Link Criticalness Centrality in Uncertain Graphs2021

    • Author(s)
      Kazumi Saito, Takayasu Fushimi, Kouzou Ohara, Masahiro Kimura, and Hiroshi Motoda
    • Journal Title

      Intelligent Data Analysis

      Volume: 25

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20K11940
  • [Journal Article] General framework of opening and closing shops over a spatial network based on stochastic utility under competitive and time-bounded environment2021

    • Author(s)
      Fushimi Takayasu、Saito Kazumi、Ohara Kouzou、Kimura Masahiro、Motoda Hiroshi
    • Journal Title

      Social Network Analysis and Mining

      Volume: 11 Issue: 1

    • DOI

      10.1007/s13278-021-00778-4

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19K20417, KAKENHI-PROJECT-20K11940
  • [Journal Article] Critical Node Identification based on Articulation Point Detection for Uncertain Network2019

    • Author(s)
      Ohara Kouzou, Saito Kazumi, Kimura Masahiro, Motoda Hiroshi
    • Journal Title

      International Journal of Networking and Computing

      Volume: 9 Issue: 2 Pages: 201-216

    • DOI

      10.15803/ijnc.9.2_201

    • NAID

      130007680114

    • ISSN
      2185-2839, 2185-2847
    • Language
      English
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Journal Article] Resampling-based predictive simulation framework of stochastic diffusion model for identifying top-K influential nodes2019

    • Author(s)
      Ohara Kouzou、Saito Kazumi、Kimura Masahiro、Motoda Hiroshi
    • Journal Title

      International Journal of Data Science and Analytics

      Volume: 印刷中 Issue: 2 Pages: 175-195

    • DOI

      10.1007/s41060-019-00183-3

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Journal Article] Which is more influential, “Who” or “When” for a user to rate in online review site?2018

    • Author(s)
      Saito Kazumi、Ohara Kouzou、Kimura Masahiro、Motoda Hiroshi
    • Journal Title

      Intelligent Data Analysis

      Volume: 22 Issue: 3 Pages: 639-657

    • DOI

      10.3233/ida-173373

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Journal Article] オンラインアイテム群における共有イベント系列に基づいた協調構造の抽出2018

    • Author(s)
      松谷貫司, 熊野雅仁, 木村昌弘, 斉藤和己, 大原剛三, 元田浩
    • Journal Title

      人工知能学会論文誌

      Volume: 33(A-HA1) Pages: 1-12

    • NAID

      130006730831

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17K00433
  • [Journal Article] 社会ネットワークにおける影響最大化問題を解く並列分散アルゴリズムの提案2018

    • Author(s)
      佐々木亮輔,豊田哲也,大原剛三
    • Journal Title

      日本データベース学会和文論文誌

      Volume: 16-J

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Journal Article] Accurate and efficient detection of critical links in network to minimize information loss2018

    • Author(s)
      Saito Kazumi、Ohara Kouzou、Kimura Masahiro、Motoda Hiroshi
    • Journal Title

      Journal of Intelligent Information Systems

      Volume: 51 Issue: 2 Pages: 235-255

    • DOI

      10.1007/s10844-018-0523-6

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Journal Article] Discovering cooperative structure among online items for attention dynamics2017

    • Author(s)
      Kanji Matsutani, Masahito Kumano, Masahiro Kimura, Kazumi Saito, Kouzou Ohara, and Hiroshi Motoda
    • Journal Title

      Proceedings of 2017 IEEE International Conference on Data Mining Workshops (ICDMW 2017)

      Volume: 17 Pages: 1033-1041

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17K00433
  • [Journal Article] Speeding-up node influence computation for huge social networks2016

    • Author(s)
      Masahiro Kimura, Kazumi Saito, Kouzou Ohara, and Hiroshi Motoda
    • Journal Title

      International Journal of Data Science and Analytics

      Volume: Vol.1 Issue: 1 Pages: 3-16

    • DOI

      10.1007/s41060-015-0001-y

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Journal Article] 条件付き確率場を用いた発話テキストに対するジェスチャの推定2016

    • Author(s)
      塙 俊樹,白川 真一,長谷川 大,塩入 直哉,大原 剛三,佐久田 博司
    • Journal Title

      電気学会論文誌C

      Volume: 136 Pages: 308-317

    • NAID

      130005132279

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-26540185
  • [Journal Article] The Effect of Metaphoric Gestures on Schematic Understanding of Instruction Performed by a Pedagogical Conversational Agent2015

    • Author(s)
      Dai Hasegawa, Shinichi Shirakawa, Naoya Shioiri, Toshiki Hanawa, Hiroshi Sakuta, Kozo Ohara
    • Journal Title

      In Lecture Notes in Computer Science (LNCS)

      Volume: 9192 Pages: 361-371

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-26540185
  • [Journal Article] Efficient learning of user conformity on review score2015

    • Author(s)
      Kazumi Saito, Kouzou Ohara, Masahiro Kimura, and Hiroshi Motoda
    • Journal Title

      Lecture Notes in Computer Science (Social Computing, Behavioral-Cultural Modeling, and Prediction)

      Volume: Vol.9021 Pages: 182-192

    • DOI

      10.1007/978-3-319-16268-3_19

    • ISBN
      9783319162676, 9783319162683
    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Journal Article] Combining activity-evaluation information with NMF for trust-link prediction in social media2015

    • Author(s)
      Kanji Matsutani, Masahito Kumano, Masahiro Kimura, Kazumi Saito, Kouzou Ohara, and Hiroshi Motoda
    • Journal Title

      Proceedings of 2015 IEEE International Conference on Big Data (BigData 2015)

      Volume: Vol.3 Pages: 2263-2272

    • DOI

      10.1109/bigdata.2015.7364015

    • NAID

      130008064793

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Journal Article] Super mediator - A new centrality measure of node importance for information diffusion over social network2015

    • Author(s)
      Kazumi Saito, Masahiro Kimura, Kouzou Ohara, and Hiroshi Motoda
    • Journal Title

      Information Sciences

      Volume: 印刷中 Pages: 985-1000

    • DOI

      10.1016/j.ins.2015.03.034

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Journal Article] ソーシャルメディアでの信頼ネットワーク進化における媒介者アクティビティ効果の分析2015

    • Author(s)
      八田圭斗, 熊野雅仁, 木村昌弘, 斉藤和己, 大原剛三, 元田浩
    • Journal Title

      情報処理学会論文誌 数理モデル化と応用

      Volume: Vol.8 Pages: 44-56

    • NAID

      110009848661

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Journal Article] Efficient analysis of node influence based on SIR model over huge complex networks2014

    • Author(s)
      Masahiro Kimura, Kazumi Saito, Kouzou Ohara, and Hiroshi Motoda
    • Journal Title

      Proceedings of the 2014 International Conference on Data Science and Advanced Analytics (DSAA 2014)

      Volume: 1 Pages: 216-222

    • DOI

      10.1109/dsaa.2014.7058076

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Journal Article] Analyzing mediator-activity effects for trust-network evolution in social media2014

    • Author(s)
      Keito Hatta, Masahito Kumano, Masahiro Kimura, Kazumi Saito, Kouzou Ohara, and Hiroshi Motoda
    • Journal Title

      Lecture Notes in Artificial Intelligence (PRICAI 2014: Trends in Artificial Intelligence)

      Volume: 8862 Pages: 297-308

    • DOI

      10.1007/978-3-319-13560-1_24

    • ISBN
      9783319135595, 9783319135601
    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Journal Article] Detecting changes in information diffusion patterns over social networks2013

    • Author(s)
      K.Saito, M.Kimura, K.Ohara, and H.Motoda
    • Journal Title

      ACM Transactions on Intelligent Systems and Technology

      Volume: Vol.4,No.3 Issue: 3 Pages: 1-23

    • DOI

      10.1145/2483669.2483688

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] Identifying super-mediators of information diffusion in social networks2013

    • Author(s)
      Kazumi Saito, Masahiro Kimura, Kouzou Ohara, and Hiroshi Motoda
    • Journal Title

      Lecture Notes in Computer Science (Proceedings of DS 2013)

      Volume: 8140 Pages: 170-184

    • DOI

      10.1007/978-3-642-40897-7_12

    • ISBN
      9783642408960, 9783642408977
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] Learning asynchronous-time information diffusion models and its application to behavioral data analysis over social networks2013

    • Author(s)
      Kazumi Saito, Masahiro Kimura, Kouzou Ohara, and Hiroshi Motoda
    • Journal Title

      Journal of Computer Engineering and Informatics

      Volume: 1 (2) Issue: 2 Pages: 30-57

    • DOI

      10.5963/jcei0102002

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] Change point detection for burst analysis from an observed information diffusion sequence of tweets2013

    • Author(s)
      K.Saito, K.Ohara, M.Kimura, and H.Motoda
    • Journal Title

      Journal of Intelligent Information Systems

      Volume: Online First Issue: 2 Pages: 1-27

    • DOI

      10.1007/s10844-013-0283-2

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] Learning asynchronous-time information diffusion models and its application to behavioral data analysis over social networks2013

    • Author(s)
      K.Saito, M.Kimura, K.Ohara, and H.Motoda
    • Journal Title

      Journal of Computer Engineering and Informatics

      Volume: Vol.1,No.2 Pages: 30-57

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] Which targets to contact first to maximize influence over social network2013

    • Author(s)
      Kazumi Saito, Masahiro Kimura, Kouzou Ohara, and Hiroshi Motoda
    • Journal Title

      Lecture Notes in Computer Science (Proceedings of SBP 2013)

      Volume: 7812 Pages: 359-367

    • DOI

      10.1007/978-3-642-37210-0_39

    • NAID

      40020301304

    • ISBN
      9783642372094, 9783642372100
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] Learning to predict opinion share and detect anti-majority opinionists in social networks2013

    • Author(s)
      M.Kimura, K.Saito, K.Ohara, and H.Motoda
    • Journal Title

      Journal of Intelligent Information Systems

      Volume: Vol.41,No.1 Issue: 1 Pages: 5-37

    • DOI

      10.1007/s10844-012-0222-7

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] 情報拡散モデルに基づくツィート系列からのバースト期間検出2012

    • Author(s)
      大原剛三
    • Journal Title

      日本データベース学会論文誌

      Volume: Vol.11, No.2 Pages: 25-30

    • NAID

      40019501150

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23700181
  • [Journal Article] Burst detection in a sequence of tweets based on information diffusion model2012

    • Author(s)
      K.Saito, K.Ohara, M.Kimura, and H.Motoda
    • Journal Title

      Lecture Notes in Computer Science (Proc. of DS 2012)

      Volume: Vol.7569 Pages: 239-253

    • DOI

      10.1007/978-3-642-33492-4_20

    • NAID

      40019501150

    • ISBN
      9783642334917, 9783642334924
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] Opinion formation by voter model with temporal decay dynamics2012

    • Author(s)
      M.Kimura, K.Saito, K.Ohara, and H.Motoda
    • Journal Title

      Lecture Notes in Computer Science (Proc. of ECML PKDD 2012)

      Volume: Vol.7524 Pages: 565-580

    • DOI

      10.1007/978-3-642-33486-3_36

    • NAID

      40020295798

    • ISBN
      9783642334856, 9783642334863
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] 情報拡散モデルに基づくツイート系列からのバースト期間検出2012

    • Author(s)
      大原剛三, 斉藤和己, 木村昌弘, 元田浩
    • Journal Title

      日本データベース学会論文誌

      Volume: Vol.11, No.2 Pages: 25-30

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23700181
  • [Journal Article] Learning attribute-weighted voter model over social networks2011

    • Author(s)
      Y.Yamagishi, K.Saito, M.Kimura, K.Ohara, and H.Motoda
    • Journal Title

      JMLR Workshop and Conference Proceedings (Proc. of ACML 2011)

      Volume: Vol.20 Pages: 263-278

    • URL

      http://jmlr.org/proceedings/papers/v20/yamagishi11/yamagishi11.pdf

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] Efficient detection of hot span in information diffusion from observation2011

    • Author(s)
      K.Ohara, K.Saito, M.Kimura, and H.Motoda
    • Journal Title

      Proceedings of IJCAI-11 Workshop on Link Analysis in Heterogeneous Information Networks

      Pages: 1-6

    • URL

      http://www.kddresearch.org/Workshops/IJCAI-2011-HINA/Papers/ohara11efficient.pdf

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] Detecting anti-majority opinionists using value-weighted mixture voter model2011

    • Author(s)
      M.Kimura, K.Saito, K.Ohara, and H.Motoda
    • Journal Title

      Lecture Notes in Computer Science (Proc. of DS 2011)

      Volume: Vol.6926 Pages: 151-164

    • DOI

      10.1007/978-3-642-24477-3_14

    • NAID

      40020260000

    • ISBN
      9783642244766, 9783642244773
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] Efficient detection of hot span in information diffusion from observation2011

    • Author(s)
      Kouzou Ohara, Kazumi Saito, Masahiro Kimura, and Hiroshi Motoda
    • Journal Title

      Proceedings of the IJCAI-11 Workshop on Link Analysis in Heterogeneous Information Networks (IJCAI-HINA 2011): arXiv:1110.2659v1

      Volume: 1 Pages: 1-6

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] Learning attribute-weighted voter model over social networks2011

    • Author(s)
      Yuki Yamagishi, Kazumi Saito, Masahiro Kimura, Kouzou Ohara, and Hiroshi Motoda
    • Journal Title

      JMLR Workshop and Conference Proceedings (Proceedings of ACML 2011)

      Volume: 20 Pages: 263-278

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Journal Article] DryadeParent, an Efficient and Robust Closed Attribute Tree Mining Algorithm2008

    • Author(s)
      Alexandre Termier, Marie-Christine Rousset, Michele Sebag, Kouzou Ohara, Takashi Washio, Hiroshi Motoda
    • Journal Title

      IEEE transactions on Knowledge and Data Engineering Vol.20, No.3

      Pages: 300-320

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19700145
  • [Journal Article] DryadeParent, An Efficient and Robust Closed Attribute Tree Mining Algorithm2008

    • Author(s)
      A. Termier, M.-C. Rousset, M. Sebag, K. Ohara, T. Washio, Hiroshi Motoda
    • Journal Title

      IEEE Trans. on Knowledge and Data Eng. Vol.20,No.2

      Pages: 300-320

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19200013
  • [Journal Article] Constructing Decision Trees for Graph-Structured Data by Chunkingless Graph-Based Induction2006

    • Author(s)
      Phu Chien Nguyen, Kouzou Ohara, Akira Mogi, Hiroshi Motoda, Takashi Washio
    • Journal Title

      Proc. of 10th Pacific-Asia Conference, PAKDD2006, Advances in Knowledge Discovery and Data Mining LNAI 3918

      Pages: 390-399

    • Data Source
      KAKENHI-PROJECT-18049052
  • [Journal Article] Extracting Discriminative Patterns from Graph Structured Data using Constrained Search2006

    • Author(s)
      Kiyoto Takabayashi, Phu Chien Nguyen, Kouzou Ohara, Hiroshi Motoda, Takashi Washio
    • Journal Title

      Proc. of the Z006 Pacific Rim Knowledge Acquisition Workshop (PKAW 2006), Workshop held in conjunction with the 9th Pacific Rim International Conference on Artificial Intelligence (PRICAI 2006)

      Pages: 62-72

    • Data Source
      KAKENHI-PROJECT-18049052
  • [Journal Article] Mining Discreminative Patterns from Graph Structured Data with Constrained Search2006

    • Author(s)
      Kiyoto Takabayashi, Phu Chien Nguyen, Kouzou Ohara, Hiroshi Motoda, Takashi Washio
    • Journal Title

      Proc. of the Workshop on Mining and Learning with Graphs, 17th European Conference on Machine Learning (ECML) and 10th European Conference on Principles and Practice of Knowledge Discovery in Databases (PKDD)

      Pages: 205-212

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16300045
  • [Journal Article] Constructing Decision Trees for Graph-Structured Data by Chunkingless Graph-Based Induction2006

    • Author(s)
      Phu Chien Nguyen, Kouzou Ohara, Akira Mogi, Hiroshi Motoda, Takashi Washio
    • Journal Title

      Proc. of 10th Pacific-Asia Conference, PAKDD2006, Advances in Knowledge Discovery and Data Mining LNAI 3918

      Pages: 390-399

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16300045
  • [Journal Article] Mining Discreminative Patterns from Graph Structured Data with Constrained Search2006

    • Author(s)
      Kiyoto Takabayashi, Phu Chien Nguyen, Kouzou Ohara, Hiroshi Motoda, Takashi Washio
    • Journal Title

      Proc. of the Workshop on Mining and Learning with Graphs, 17ty Eupropean Conference on Machine Learning (ECML) and 10th European Conference on Principles and Practice of Knowledge Discovery in Databases (PKDD)

      Pages: 205-212

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16300045
  • [Journal Article] Extracting Discriminative Patterns from Graph Structured Data using Constrained Search2006

    • Author(s)
      Kiyoto Takabayashi, Phu Chien Nguyen, Kouzou Ohara, Hiroshi Motoda, Takashi Washio
    • Journal Title

      Proc. of the 2006 Pacific Rim Knowledge Acquisition Workshop (PKAW 2006), Workshop held in conjunction with the 9th Pacific Rim International Conference on Artificial Intelligence (PRICAI 2006)

      Pages: 62-72

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16300045
  • [Journal Article] Constructing Decision Trees for Graph-Structured Data by Chunkingless Graph-Based Induction2006

    • Author(s)
      Phu Chien Nguyen, Kouzou Ohara, Akira Mogi, Hiroshi Motoda, Takashi Washio
    • Journal Title

      Proc. of 10th Pacific-Asia Conference, PAKDD2006, Advances in Knowledge Discovery and Data Mining LNAI 3918

      Pages: 390-399

    • Data Source
      KAKENHI-PROJECT-17650042
  • [Journal Article] Mining Discreminative Patterns from Graph Structured Data with Constrained Search2006

    • Author(s)
      Kiyoto Takabayashi, Phu Chien Nguyen, Kouzou Ohara, Hiroshi Motoda, Takashi Washio
    • Journal Title

      Proc. of the Workshop on Mining and Learning with Graphs. 17ty Eupropean Conference on Machine Learning (ECML) and 10th European Conference on Principles and Practice of Knowledge Discovery in Databases (PKDD)

      Pages: 205-212

    • Data Source
      KAKENHI-PROJECT-17650042
  • [Journal Article] Extracting Discriminative Patterns from Graph Structured Data using Constrained Search2006

    • Author(s)
      Kiyoto Takabayashi, Phu Chien Nguyen, Kouzou Ohara, Hiroshi Motoda, Takashi Washio
    • Journal Title

      Proc. of the 2006 Pacific Rim Knowledge Acquisition Workshop (PKAW 2006) in conjunction with the 9th Pacific Rim International Conference on Artificial Intelligence (PRICAI 2006)

      Pages: 62-72

    • Data Source
      KAKENHI-PROJECT-17650042
  • [Journal Article] Mining Discreminative Patterns from Graph Structured Data with Constrained Search2006

    • Author(s)
      Kiyoto Takabayashi, Phu Chien Nguyen, Kouzou Ohara, Hiroshi Motoda, Takashi Washio
    • Journal Title

      Proc. of the Workshop on Mining and Learning with Graphs, 17ty Eupropean Conference on Machine Learning (ECML) and 10th European Conference on Principles and Practice of Knowledge Discovery in Databases (PKDD)

      Pages: 205-212

    • Data Source
      KAKENHI-PROJECT-18049052
  • [Journal Article] Cl-GBI : A Novel Approach for Extracting Typical Paterns from Graph-Structured Data2005

    • Author(s)
      Phu Chien Nguyen, Kouzou Ohara, Hiroshi Motoda, Takashi Washio
    • Journal Title

      Lecture Notes in Computer Science, LNAI3518,Advances in Knowledge Discovery and Data Mining : PAKDD 2005(Springer-Verlag) LNAI3518

      Pages: 639-649

    • Data Source
      KAKENHI-PROJECT-16300045
  • [Journal Article] Analysis of Hepatitis Dataset by Using Cl-GBI2004

    • Author(s)
      Akira Mogi, Phu Chien Nguyen, Kouzou Ohara, Hiroshi Motoda, Tkashi Washio
    • Journal Title

      Proc.of Joint Workshop of Vietnamese Society of AI, SIGKBS-JSAI, ICS-IPSJ and IEICE-SIGAI on Active Mining SIG-KBS-A403

      Pages: 43-48

    • NAID

      110003205565

    • Data Source
      KAKENHI-PROJECT-16300045
  • [Journal Article] Analysis of Hepatitis Dataset by Decision Tree Graph-Based Induction2004

    • Author(s)
      K.Ohara
    • Journal Title

      Prof.of Discovery Challenge Workshop held in conjunction with PKDD-04 Vol.DC04/1

      Pages: 173-184

    • Data Source
      KAKENHI-PROJECT-16300046
  • [Journal Article] Constructive Inductive Learning based on Meta-Attributes2004

    • Author(s)
      K.Ohara
    • Journal Title

      Proc.of the 7th International Conference on Discovery Science LNAI-3245

      Pages: 142-154

    • Data Source
      KAKENHI-PROJECT-16300046
  • [Journal Article] Analysis of Hepatitis Dataset by Decision Tree Graph-Based Induction2004

    • Author(s)
      K.Ohara
    • Journal Title

      Prof. of Discovery Challenge Workshop held in conjunction with PKDD-04 Vol.DC04/1

      Pages: 173-184

    • Data Source
      KAKENHI-PROJECT-16700142
  • [Journal Article] Constructive Inductive Learning based on Meta-Attributes2004

    • Author(s)
      K.Ohara
    • Journal Title

      Proc.of the 7th International Conference on Discovery Science LNAI-3245

      Pages: 142-154

    • Data Source
      KAKENHI-PROJECT-13131206
  • [Journal Article] Constructive Inductive Learning based on Meta-Attributes2004

    • Author(s)
      K.Ohara
    • Journal Title

      Proc.of the 7th International Conference on Discovery Science

      Pages: 142-154

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16300046
  • [Journal Article] Constructive Inductive Learning based on Meta-Attributes2004

    • Author(s)
      K.Ohara
    • Journal Title

      Proc. of the 7th International Conference on Discovery Science LNAI-3245

      Pages: 142-154

    • Data Source
      KAKENHI-PROJECT-16700142
  • [Journal Article] Using a Hash-Based Method for Apriori-Based Graph Mining2004

    • Author(s)
      Phu Chien Nguyen, Takashi Washio, Kouzou Ohara, Hiroshi Motoda
    • Journal Title

      Proc. of the 8th European Conference on Principles and Practice of Knowledge Discovery in Databases (PKDD2004) LNAI3202

      Pages: 349-361

    • Data Source
      KAKENHI-PROJECT-16300045
  • [Journal Article] Analysis of Hepatitis Dataset by Decision Tree Graph-Based Induction2004

    • Author(s)
      K.Ohara
    • Journal Title

      Prof. of Discovery Challenge Workshop held in conjunction with PKDD-04 Vol.DC04/1

      Pages: 173-184

    • Data Source
      KAKENHI-PROJECT-13131206
  • [Journal Article] Analysis of Hepatitis Dataset by Decision Tree Graph-Based Induction2004

    • Author(s)
      K.Ohara
    • Journal Title

      Proc.of the Discovery Challenge

      Pages: 173-184

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16300046
  • [Journal Article] Analysis of Hepatitis Dataset by Decision Tree Graph-Based Induction2004

    • Author(s)
      K.Ohara
    • Journal Title

      Proc.of Discovery Challenge

      Pages: 173-184

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16300046
  • [Journal Article] Constructing Decision Teee Based on Chunkingless Graph-Based Induction

    • Author(s)
      Kouzou Ohara et al.
    • Journal Title

      Mining Graph Data(Eds : Diane J.Cook and Lawrence B.Holder)(Wiley-Interscience, A John Wiley & Sons, Inc., Publication) Chap.8

      Pages: 203-226

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16300045
  • [Presentation] Maximizing Network Coverage Under the Presence of Time Constraint by Injecting Most Effective k-Links2020

    • Author(s)
      Kouzou Ohara, Takayasu Fushimi, Kazumi Saito, Masahiro Kimura, and Hiroshi Motoda
    • Organizer
      The 23th international conference on Discovery Science (DS 2020)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K11940
  • [Presentation] Opening and Closing Dynamics of Competing Shop Groups over Spatial Networks2020

    • Author(s)
      Takayasu Fushimi, Kazumi Saito, Kouzou Ohara, Masahiro Kimura, and Hiroshi Motoda
    • Organizer
      The 2020 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM 2020)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K11940
  • [Presentation] Efficient Computing of PageRank Scores on Exact Expected Transition Matrix of Large Uncertain Graph2020

    • Author(s)
      Takayasu Fushimi, Kazumi Saito, Kouzou Ohara, Masahiro Kimura, and Hiroshi Motoda
    • Organizer
      The 2020 IEEE International Conference on Big Data (IEEE BigData 2020)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K11940
  • [Presentation] Efficient Identification of Critical Links Based on Reachability Under the Presence of Time Constraint2019

    • Author(s)
      Kazumi Saito, Kouzou Ohara, Masahiro Kimura, Hiroshi Motoda
    • Organizer
      The 16th Pacific Rim International Conference on Artificial Intelligence (PRICAI 2019)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Presentation] Resampling-Based Framework for Unbiased Estimator of Node Centrality over Large Complex Network2019

    • Author(s)
      Kazumi Saito, Kouzou Ohara, Masahiro Kimura, Hiroshi Motoda
    • Organizer
      The 22nd International Conference on Discovery Science (DS 2019)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Presentation] Critical Node Identification Based on Articulation Point Detection for Network with Uncertain Connectivity2018

    • Author(s)
      Kouzou Ohara, Kazumi Saito, Masahiro Kimura, Hiroshi Motoda
    • Organizer
      The 6th International Symposium on Computing and Networking (CANDAR 2018)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Presentation] Critical Link Identification Based on Bridge Detection for Network with Uncertain Connectivity2018

    • Author(s)
      Kazumi Saito, Kouzou Ohara, Masahiro Kimura, Hiroshi Motoda
    • Organizer
      The 24th International Symposium on Methodologies for Intelligent Systems (ISMIS 2018)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Presentation] Efficient Detection of Critical Links to Maintain Performance of Network with Uncertain Connectivity2018

    • Author(s)
      Kazumi Saito, Kouzou Ohara, Masahiro Kimura, Hiroshi Motoda
    • Organizer
      The 15th Pacific Rim International Conference on Artificial Intelligence (PRICAI 2018)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Presentation] 確率的リンク切断モデルの下でのクリティカルリンクの同定2018

    • Author(s)
      斉藤 和巳,大原 剛三,木村 昌弘,元田 浩
    • Organizer
      人工知能学会第114回知識ベースシステム研究会
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Presentation] An accurate and efficient method to detect critical links to maintain information flow in network2017

    • Author(s)
      Kazumi Saito, Kouzou Ohara, Masahiro Kimura, and Hiroshi Motoda
    • Organizer
      The 23rd International Symposium on Methodologies for Intelligent Systems (ISMIS 2017)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Presentation] Maximizing network performance based on group centrality by creating most effective k-links2017

    • Author(s)
      Kouzou Ohara, Kazumi Saito, Masahiro Kimura, and Hiroshi Motoda
    • Organizer
      The 4th IEEE International Conference on Data Science and Advanced Analytics (DSAA 2017)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Presentation] 社会ネットワークにおける影響最大化問題を解く並列分散アルゴリズムの提案2017

    • Author(s)
      佐々木 亮輔,豊田 哲也,大原 剛三
    • Organizer
      第9回データ工学と情報マネジメントに関するフォーラム(DEIM2017)
    • Place of Presentation
      高山グリーンホテル(岐阜県・高山市)
    • Year and Date
      2017-03-06
    • Data Source
      KAKENHI-PROJECT-26330261
  • [Presentation] アテンションダイナミクスに基づいたオンラインアイテム群の協調構造の抽出2017

    • Author(s)
      松谷貫司,熊野雅仁,木村昌弘,斉藤和己,大原剛三,元田浩
    • Organizer
      ARG第11回Webインテリジェンスとインタラクション(WI2)研究会
    • Data Source
      KAKENHI-PROJECT-17K00433
  • [Presentation] 確率モデルを利用したリンク予測手法の提案2017

    • Author(s)
      志村海, 大原剛三, 豊田哲也
    • Organizer
      人工知能学会第111回知識ベースシステム研究会
    • Data Source
      KAKENHI-PROJECT-17K00314
  • [Presentation] Discovering cooperative structure among online items for attention dynamics2017

    • Author(s)
      Kanji Matsutani, Masahito Kumano, Masahiro Kimura, Kazumi Saito, Kouzou Ohara, and Hiroshi Motoda
    • Organizer
      2017 IEEE International Conference on Data Mining Workshops (Data science for human performance in social networks)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K00433
  • [Presentation] Accelerating computation of distance based centrality measures for spatial networks2016

    • Author(s)
      Kouzou Ohara, Kazumi Saito, Masahiro Kimura and Hiroshi Motoda
    • Organizer
      The Nineteenth International Conference on Discovery Science (DS2016)
    • Place of Presentation
      Bari (Italy)
    • Year and Date
      2016-10-19
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330261
  • [Presentation] アクティビティ評価情報とNMFの融合によるソーシャルメディアの信頼リンク予測2016

    • Author(s)
      松谷貫司、熊野雅仁、木村昌弘、斉藤和己、大原剛三、元田浩
    • Organizer
      人工知能学会合同研究会2016(2015年度研究会優秀賞 記念講演)
    • Place of Presentation
      慶應義塾大学(横浜市港北区)
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Presentation] Resampling-based Gap Analysis for Detecting Nodes with High Centrality on Large Social Network2015

    • Author(s)
      Kouzou Ohara, Kazumi Saito, Masahiro Kimura, Hiroshi Motoda
    • Organizer
      The Nineteenth Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD2015)
    • Place of Presentation
      Ho Chi Minh City (Vietnum)
    • Year and Date
      2015-05-19
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330261
  • [Presentation] Combining activity-evaluation information with NMF for trust-link prediction in social media2015

    • Author(s)
      Kanji Matsutani, Masahito Kumano, Masahiro Kimura, Kazumi Saito, Kouzou Ohara, and Hiroshi Motoda
    • Organizer
      IEEE Big Data 2015 Workshop (Mining Big Data in Social Networks)
    • Place of Presentation
      Hyatt Regency Santa Clara Hotel, Santa Clara, CA, USA
    • Year and Date
      2015-10-29
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Presentation] 信頼度つきギャップ分析による社会ネットワークからの高中心性 ノード群同定2015

    • Author(s)
      大原 剛三, 斉藤 和巳, 木村 昌弘, 元田 浩
    • Organizer
      第29回人工知能学会全国大会(JSAI2015)
    • Place of Presentation
      公立はこだて未来大学(北海道・函館市)
    • Year and Date
      2015-05-30
    • Data Source
      KAKENHI-PROJECT-26330261
  • [Presentation] アクティビティ評価情報とNMFの融合によるソーシャルメディアの信頼リンク予測2015

    • Author(s)
      松谷貫司、熊野雅仁、木村昌弘、斉藤和己、大原剛三、元田浩
    • Organizer
      人工知能学会第106回知識ベースシステム研究会(SIG-KBS)
    • Place of Presentation
      慶應義塾大学(横浜市港北区)
    • Year and Date
      2015-11-12
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Presentation] Change Point Detection for Information Diffusion Tree2015

    • Author(s)
      Kouzou Ohara, Kazumi Saito, Masahiro Kimura and Hiroshi Motoda
    • Organizer
      The Eighteenth Internatioanal Conference on Discovery Science(DS2015)
    • Place of Presentation
      Banff (Canada)
    • Year and Date
      2015-10-04
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330261
  • [Presentation] Efficient learning of user conformity on review score2015

    • Author(s)
      Kazumi Saito, Kouzou Ohara, Masahiro Kimura, and Hiroshi Motoda
    • Organizer
      2015 International Conference on Social Computing, Behavioral-Cultural Modeling, & Prediction (SBP15)
    • Place of Presentation
      UCDC Center, Washington DC, USA
    • Year and Date
      2015-04-01
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Presentation] ソーシャルメディアでの信頼ネットワーク進化における媒介者アクティビティ効果の分析2014

    • Author(s)
      八田圭斗、熊野雅仁、木村昌弘、斉藤和己、大原剛三、元田浩
    • Organizer
      情報処理学会第101回数理モデル化と問題解決(MPS)研究会
    • Place of Presentation
      奈良女子大学(奈良県奈良市)
    • Year and Date
      2014-12-09
    • Data Source
      KAKENHI-PROJECT-26330352
  • [Presentation] Resampling-based Framework for Estimating Node Centrality of Large Social Network2014

    • Author(s)
      Kouzou Ohara, Kazumi Saito, Masahiro Kimura and Hiroshi Motoda
    • Organizer
      The 17th International Conference on Discovery Science (DS 2014)
    • Place of Presentation
      Bled (Slovenia)
    • Year and Date
      2014-10-10
    • Data Source
      KAKENHI-PROJECT-26330261
  • [Presentation] 社会ネットワーク上の強影響度ノード同定のためのリサンプリングに基づく予測シミュレーション法の提案2014

    • Author(s)
      大原 剛三,斉藤 和巳,木村 昌弘,元田 浩
    • Organizer
      2014年度人工知能学会全国大会
    • Place of Presentation
      ひめぎんホール別館(愛媛県・松山市)
    • Year and Date
      2014-05-15
    • Data Source
      KAKENHI-PROJECT-26330261
  • [Presentation] リサンプリング法に基づくギャップ分析を用いた高中心性ノードの同定2014

    • Author(s)
      大原 剛三,斉藤 和巳,木村 昌弘,元田 浩
    • Organizer
      人工知能学会第103回 知識ベースシステム研究会
    • Place of Presentation
      慶応大学日吉キャンパス(神奈川県・横浜市)
    • Year and Date
      2014-11-20
    • Data Source
      KAKENHI-PROJECT-26330261
  • [Presentation] Detecting Changes in Content and Posting Time Distributions in Social Media2013

    • Author(s)
      Kazumi Saito, Kouzou Ohara, Masahiro Kimura, and Hiroshi Motoda
    • Organizer
      the 2013 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM 2013)
    • Place of Presentation
      カナダ・ナイアガラフォールズ
    • Year and Date
      2013-08-28
    • Data Source
      KAKENHI-PROJECT-23700181
  • [Presentation] Twitter 上の情報拡散系列からの変化点検出2013

    • Author(s)
      大原 剛三,斉藤 和巳,木村 昌弘,元田浩
    • Organizer
      第27回人工知能学会全国大会(JSAI2013)
    • Place of Presentation
      富山国際会議場
    • Year and Date
      2013-06-06
    • Data Source
      KAKENHI-PROJECT-23700181
  • [Presentation] ソーシャルネットワーク上での影響を最大化するターゲットノード2013

    • Author(s)
      斉藤和己, 木村昌弘, 大原剛三, 元田浩
    • Organizer
      人工知能学会第27回全国大会
    • Place of Presentation
      富山国際会議場
    • Year and Date
      2013-06-06
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Presentation] 時間減衰ダイナミクスをもつ投票者モデルによる意見形成2012

    • Author(s)
      木村昌弘, 斉藤和己, 大原剛三, 元田浩
    • Organizer
      人工知能学会 第26回国大会
    • Place of Presentation
      山口県教育会館
    • Year and Date
      2012-06-15
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Presentation] 時間減衰ダイナミクスをもつ投票者モデルによる意見形成2012

    • Author(s)
      木村昌弘、斉藤和巳、大原剛三、元田浩
    • Organizer
      第26回人工知能学会全国大会
    • Place of Presentation
      山口県教育会館
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Presentation] 社会ネットワークの構造的特徴量と情報拡散モデルにおける期待影響度の関係について2012

    • Author(s)
      大原 剛三, 斉藤 和巳, 木村 昌弘, 元田 浩
    • Organizer
      人工知能学会第97回知識ベースシステム研究会 (SIG-KBS)
    • Place of Presentation
      慶應大学日吉キャンパス来往舎
    • Year and Date
      2012-11-15
    • Data Source
      KAKENHI-PROJECT-23700181
  • [Presentation] 情報拡散系列からの効率的なホットスパン検出2011

    • Author(s)
      大原剛三, 斉藤和己, 木村昌弘, 元田浩
    • Organizer
      人工知能学会 第25回全国大会
    • Place of Presentation
      アイーナいわて 県民情報交流センター
    • Year and Date
      2011-06-01
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Presentation] 情報拡散系列からの効率的なホットスパン検出2011

    • Author(s)
      大原剛三、斉藤和巳、木村昌弘、元田浩
    • Organizer
      第25回人工知能学会全国大会
    • Place of Presentation
      アイーナいわて県民情報交流センター
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Presentation] 価値重みつき混合投票者モデルを用いた反多数派オピニオニストの抽出2011

    • Author(s)
      木村昌弘、斉藤和巳、大原剛三、元田浩
    • Organizer
      第25回人工知能学会全国大会
    • Place of Presentation
      アイーナいわて県民情報交流センター
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Presentation] 価値重みつき混合投票者モデルを用いた反多数派オピニオニストの抽出2011

    • Author(s)
      木村昌弘, 斉藤和己, 大原剛三, 元田浩
    • Organizer
      人工知能学会 第25回全国大会
    • Place of Presentation
      アイーナいわて 県民情報交流センター
    • Year and Date
      2011-06-01
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Presentation] Behavioral Analyses of Information Diffusion Models by Observed Data of Social Network2010

    • Author(s)
      Kazumi Saito, Masahiro Kimura, Kouzou Ohara, Hiroshi Motoda
    • Organizer
      The International Conference on Social Computing, Behavioral Modeling, and Prediction (SBP10)
    • Place of Presentation
      アメリカ・アメリカ国立衛生研究所
    • Year and Date
      2010-03-31
    • Data Source
      KAKENHI-PROJECT-21700167
  • [Presentation] Selecting Information Diffusion Models over Social Networks for Behavioral Analysis2010

    • Author(s)
      Kazumi Saito, Masahiro Kimura, Kouzou Ohara, Hiroshi Motoda
    • Organizer
      The European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases 2010 (ECML/PKDD2010)
    • Place of Presentation
      スペイン・バルセロナ自治大学
    • Year and Date
      2010-09-22
    • Data Source
      KAKENHI-PROJECT-21700167
  • [Presentation] Learning Continuous-Time Information Diffusion Model for Social Behavioral Data Analysis2009

    • Author(s)
      Kazumi Saito, Masahiro Kimura, Kouzou Ohara, Hiroshi Motoda
    • Organizer
      The 2nd Asian Conference on Machine Learning (ACML2010)
    • Place of Presentation
      中国・南京大学
    • Year and Date
      2009-11-03
    • Data Source
      KAKENHI-PROJECT-21700167
  • [Presentation] 部分グラフ同型性判定のためのグラフスペクトル最適化手法2009

    • Author(s)
      グェン ズィ ヴィン, 大原剛三, 鷲尾隆
    • Organizer
      第9回人工知能学会データマイニングと統計数理研究会(SIG-DMSM)
    • Place of Presentation
      京都・メルパルク京都
    • Year and Date
      2009-03-04
    • Data Source
      KAKENHI-PROJECT-19700145
  • [Presentation] Isomorphism Identification by Using Graph Spectra and Its application to Graph Mining2008

    • Author(s)
      Kouzou Ohara, Takashi Washio
    • Organizer
      Proc. of IASC2008 : 4th World Conference of the International Association for Statistical Computing
    • Place of Presentation
      Yokohama, Japan(Invited)
    • Year and Date
      2008-12-06
    • Data Source
      KAKENHI-PROJECT-19024048
  • [Presentation] Isomorphism Identification by Using Graph Spectra and Its Application to Graph Mining2008

    • Author(s)
      Kouzou Ohara, et.al.
    • Organizer
      Joint Meeting of 4th World Conf. of the IASC and 6th Conf. of the Asia Regional Section of the IASC on Com putational Statistics & Data Analysis (IASC2008)
    • Place of Presentation
      神奈川・パシフィコ横浜
    • Year and Date
      2008-12-06
    • Data Source
      KAKENHI-PROJECT-19700145
  • [Presentation] On Feasibility of Graph Spectrum-based Frequent Sub-graph Mining2008

    • Author(s)
      Kouzou Ohara, et.al.
    • Organizer
      The 3rd International Symposium on Data-Mining and Statistical Science (DMSS2008)
    • Place of Presentation
      東京・東工大男岡山キャンパス
    • Year and Date
      2008-09-25
    • Data Source
      KAKENHI-PROJECT-19700145
  • [Presentation] Isomorphism Identification by Using Graph Spectra and Its application to Graph Mining2008

    • Author(s)
      Kouzou Ohara, Takashi Washio
    • Organizer
      Proc. of IASC2008 : 4th World Conference of the International Association for Statistical Computing (Invited)
    • Place of Presentation
      Yokohama, Japan
    • Year and Date
      2008-12-06
    • Data Source
      KAKENHI-PROJECT-19200013
  • [Presentation] On Feasibility of Graph Spectrum-based Frequent Sub-graph Mining2008

    • Author(s)
      Kouzou Ohara, Takashi Washio, Duy Vinh Nguyen
    • Organizer
      Proc. of DMSS2008 : the International Workshop on Data Mining and Statistical Science
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2008-09-25
    • Data Source
      KAKENHI-PROJECT-19200013
  • [Presentation] グラフスペクトルを用いた高効率・高精度なグラフ同型性判定方法の検討2008

    • Author(s)
      大原 剛三
    • Organizer
      第6回人工知能学会データマイニングと統計数理研究会
    • Place of Presentation
      大阪・大阪大学大学中之島センター
    • Year and Date
      2008-02-29
    • Data Source
      KAKENHI-PROJECT-19700145
  • [Presentation] グラフスペクトルを用いた大規模頻出部分グラフマイニング2008

    • Author(s)
      Nguyen Vinh duy, 大原剛三, 鷲尾隆
    • Organizer
      2008年度人工知能学会全国大会(第22回)
    • Place of Presentation
      北海道旭川市
    • Year and Date
      2008-06-13
    • Data Source
      KAKENHI-PROJECT-19024048
  • [Presentation] Isomorphism Identification by Using Graph Spectra and Its Application to Graph Mining2008

    • Author(s)
      Kouzou Ohara, Takashi Washio
    • Organizer
      Joint Meeting of 4th World Conf. of the IASC and 6th Conf. of the Asia Regional Section of the IASC on Computational Statistics & Data Analysis (IASC2008)
    • Place of Presentation
      神奈川・パシフィコ横浜
    • Year and Date
      2008-12-06
    • Data Source
      KAKENHI-PROJECT-19700145
  • [Presentation] Isomorphism Identification by Using Graph Spectra and Its Application to Graph Mining2008

    • Author(s)
      K. Ohara, T. Washio
    • Organizer
      Proc. of IASC2008: the Joint Meeting of 4th World Conf. of the IASC and 6th Conference of the Asian Regional Section of the IASC on Computational Statistics & Data Analysis
    • Place of Presentation
      Yokohama(Kanagawa)
    • Year and Date
      2008-12-06
    • Data Source
      KAKENHI-PROJECT-19200013
  • [Presentation] グラフスペクトルを用いた大規模頻出部分グラフマイニング2008

    • Author(s)
      Nguyen Vinh duy, 大原 剛三, 鷲尾 隆
    • Organizer
      2008年度人工知能学会全国大会(第22回)
    • Place of Presentation
      北海道旭川市
    • Year and Date
      2008-06-13
    • Data Source
      KAKENHI-PROJECT-19200013
  • [Presentation] On Feasibility of Graph Spectrum-based Frequent Sub-graph Mining2008

    • Author(s)
      Kouzou Ohara, Takashi Washio, Duy Vmh Nguyen
    • Organizer
      Proc. of DMSS2008 : the International Workshop on Data Mining and Statistical Science
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2008-09-25
    • Data Source
      KAKENHI-PROJECT-19024048
  • [Presentation] Pruning Strategies based on the Upper Bound of Information Gain for Discriminative Subgraph Mining2008

    • Author(s)
      Kouzou Ohara, Masahiro Hara, Kiyoto Takabayashi, Hiroshi Motoda, Takashi Washio
    • Organizer
      The 2008 Pacific Rim Knowledge Acquisition Workshop (PKAW2008)
    • Place of Presentation
      ベトナム・ハノイ工科大学
    • Year and Date
      2008-12-16
    • Data Source
      KAKENHI-PROJECT-19700145
  • [Presentation] 大規模グラフにおける近似部分グラフ検索手法2007

    • Author(s)
      大原剛三, 鷲尾隆
    • Organizer
      2007年度人工知能学会全国大会
    • Place of Presentation
      宮崎・ワールドコンベンションセンターサミット
    • Year and Date
      2007-06-22
    • Data Source
      KAKENHI-PROJECT-19700145
  • [Presentation] 情報利得値の上界に着目した特徴的部分グラフの効率的なマイニング2007

    • Author(s)
      高林健登, 原昌弘, 大原剛三, 元田浩, 鷲尾隆
    • Organizer
      2007年度人工知能学会全国大会
    • Place of Presentation
      宮崎・ワールドコンベンションセンターサミット
    • Year and Date
      2007-06-22
    • Data Source
      KAKENHI-PROJECT-19700145
  • [Presentation] ソーシャルネットワーク上での影響を最大化するターゲットノード

    • Author(s)
      斉藤和巳、木村昌弘、大原剛三、元田浩
    • Organizer
      第27回人工知能学会全国大会
    • Place of Presentation
      富山国際会議場
    • Data Source
      KAKENHI-PROJECT-23500194
  • [Presentation] Predictive Simulation Framework of Stochastic Diffusion Model for Identifying Top-K

    • Author(s)
      Kouzou Ohara
    • Organizer
      The 5th Asian Conference on Machine Learning (ACML2013)
    • Place of Presentation
      Australian National University (Canberra, Australia)
    • Data Source
      KAKENHI-PROJECT-23700181
  • [Presentation] 情報拡散モデルに基づくツィート系列からのバースト期間検出

    • Author(s)
      大原剛三
    • Organizer
      第3回ソーシャルコンピューティングシンポジウム (Soc2012)
    • Place of Presentation
      青山学院アスタジオ
    • Data Source
      KAKENHI-PROJECT-23700181
  • [Presentation] Twitter上の情報拡散系列からの変化点検出

    • Author(s)
      大原 剛三
    • Organizer
      2013年度人工知能学会全国大会
    • Place of Presentation
      富山国際会議場
    • Data Source
      KAKENHI-PROJECT-23700181
  • [Presentation] 情報拡散モデルにおける入出次数相関と期待影響度の関係について

    • Author(s)
      大原剛三
    • Organizer
      2012年度人工知能学会全国大会
    • Place of Presentation
      山口県教育会館
    • Data Source
      KAKENHI-PROJECT-23700181
  • [Presentation] Detecting Changes in Content and Posting Time Distributions in Social Media

    • Author(s)
      Kouzou Ohara
    • Organizer
      The 2013 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining(ASONAM2013)
    • Place of Presentation
      Sheraton on the falls (Niagara Falls, Canada)
    • Data Source
      KAKENHI-PROJECT-23700181
  • 1.  WASHIO Takashi (00192815)
    # of Collaborated Projects: 7 results
    # of Collaborated Products: 25 results
  • 2.  KIMURA MASAHIRO (10396153)
    # of Collaborated Projects: 6 results
    # of Collaborated Products: 60 results
  • 3.  SAITO Kazumi (80379544)
    # of Collaborated Projects: 6 results
    # of Collaborated Products: 60 results
  • 4.  BABAGUCHI Noboru (30156541)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 0 results
  • 5.  MOTODA Hiroshi (00283804)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 13 results
  • 6.  INOKUCHI Akihiro (70452456)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 0 results
  • 7.  SHIBATA Fumihisa (80314425)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 8.  YOSHIDA Tetsuya (80294164)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 9.  KITAHASHI Tadahiro (70029453)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 10.  矢田 勝俊 (00298811)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 11.  KANO Yutaka (20201436)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  IMOTO Seiya (10345027)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  TERMIER Alexandlre (60435823)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  SHIMIZU Shohei (10509871)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  KAWAHARA Yoshinobu (00514796)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  SAKUTA Hiroshi (10170630)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 17.  DAN Seiichiro (00207276)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  YAGI Yasufumi (60231643)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  YAMAZAWA Kazumasa (40283931)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 20.  YOKOYA Naokazu (10252834)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 21.  TUBAO Ho (60301199)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 22.  鷲見 和彦 (90372573)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 23.  岡田 昌章 (60169117)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 24.  長谷川 大 (30633268)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 25.  湯浅 且敏 (80623769)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 26.  安彦 智史 (90560475)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 27.  伏見 卓恭 (80755702)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 5 results
  • 28.  YAMAOKA Masaki
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 29.  TERMIER Alexandre
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

URL: 

Are you sure that you want to link your ORCID iD to your KAKEN Researcher profile?
* This action can be performed only by the researcher himself/herself who is listed on the KAKEN Researcher’s page. Are you sure that this KAKEN Researcher’s page is your page?

この研究者とORCID iDの連携を行いますか?
※ この処理は、研究者本人だけが実行できます。

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi