Kobayashi Takumi 小林匠

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KOBAYASHI Takumi 小林匠

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Researcher Number	30443188
Affiliation (Current)	2025: 国立研究開発法人産業技術総合研究所, 情報・人間工学領域, 上級主任研究員
Affiliation (based on the past Project Information) *help	2017 – 2024: 国立研究開発法人産業技術総合研究所, 情報・人間工学領域, 主任研究員 2015 – 2016: 国立研究開発法人産業技術総合研究所, 知能システム研究部門, 主任研究員 2012 – 2014: 独立行政法人産業技術総合研究所, 知能システム研究部門, 主任研究員 2008 – 2011: National Institute of Advanced Industrial Science and Technology, 情報技術研究部門, 研究員 2007: National Institute of Advanced Industrial Science and Technology, 情報技術研究部門, 研究員
Review Section/Research Field	Principal Investigator Perception information processing/Intelligent robotics / Basic Section 61010:Perceptual information processing-related / Perceptual information processing Except Principal Investigator Basic Section 61010:Perceptual information processing-related / Perceptual information processing / Perception information processing/Intelligent robotics
Keywords	Principal Investigator 画像認識 / パターン識別 / 深層学習 / 動画像認識 / 特徴抽出 / 摂動 / 部分空間 / 回転摂動 / 汎化性 / 適応的モデル … More / 事前確率分布 / 正規分布 / 適応的確率モデル / 平滑化関数 / フィルタサイズ / 受容野 / 畳み込みニューラルネットワーク / ベクトル回転 / 線形識別ベクトル / 事前モデル / ニューラルネットワーク / ボケ逆変換 / ヒストグラム特徴 / SSIM / テンソル / ディリクレ分布 / 固有値問題 / 反転不変 / SVM / 特徴変換 / 低階数行列 / 行列識別器 / 部分マッチング / 特徴テンソル / 特徴行列 / 3次元形状認識 / パターン認識 / 時空間データ / Mean Shitf法 / von Mises-Fisher分布 / 錘 / カーネル法 / 錐 / 部分空間法 … More Except Principal Investigator 部分空間表現 / 部分空間 / 差分部分空間 / 凸錐表現 / 変化・異常検知 / 凸錐差分部分空間 / 動画像列 / 時系列 / 正準角 / 変化検出 / 時系列データ / 異常検知 / 特異スペクトル解析 / 変化検知 / 時系列解析 / パターン認識 / 機械学習 / 判別空間 / フィッシャー判別分析 / 一般差分部分空間 / 高次元ベクトル空間 / 物体認識 / 相互部分空間法 / 凸錐 / 特徴抽出 / 一般化差分部分空間 / 部分空間法 / 画像認識 / 付与ラベルの確信度推定手法 / 多変量解析 / 機械学習手法 / 統計的パターン認識 / 最適化 / 半教師あり機械学習手法 / 数量化IV類 / ロジスティック回帰 Less

幾何構造と統計的性質を融合した特徴表現学習に関する研究Principal Investigator
- Principal Investigator
  
  小林匠
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 61010:Perceptual information processing-related
- Research Institution
  National Institute of Advanced Industrial Science and Technology
A study on feature representation learning based on adaptive prior modelsPrincipal Investigator
- Principal Investigator
  
  Kobayashi Takumi
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 61010:Perceptual information processing-related
- Research Institution
  National Institute of Advanced Industrial Science and Technology
Time-series Anomaly Detection based on Difference Subspace between Signal Subspaces
- Principal Investigator
  
  Fukui Kazuhiro
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 61010:Perceptual information processing-related
- Research Institution
  University of Tsukuba
Study on mechanism of feature extraction based on GDS projection
- Principal Investigator
  
  Fukui Kazuhiro
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Perceptual information processing
- Research Institution
  University of Tsukuba
A study on feature transformation in pattern recognitionPrincipal Investigator
- Principal Investigator
  
  Kobayashi Takumi
- Project Period (FY)
  2015 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Perceptual information processing
- Research Institution
  National Institute of Advanced Industrial Science and Technology
A Study on pattern classification for feature tensorPrincipal Investigator
- Principal Investigator
  
  KOBAYASHI Takumi
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Perception information processing/Intelligent robotics
- Research Institution
  National Institute of Advanced Industrial Science and Technology
Efficient analysis method for unreliable labeled data
- Principal Investigator
  
  WATANABE Kenji
- Project Period (FY)
  2010 – 2011
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Perception information processing/Intelligent robotics
- Research Institution
  National Institute of Advanced Industrial Science and Technology
A study on statistical feature extraction from three-dimensional spatio-temporal dataPrincipal Investigator
- Principal Investigator
  
  KOBAYASHI Takumi
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Perception information processing/Intelligent robotics
- Research Institution
  National Institute of Advanced Industrial Science and Technology
A Study on Pattern Classification by ConePrincipal Investigator
- Principal Investigator
  
  KOBAYASHI Takumi
- Project Period (FY)
  2007 – 2008
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Perception information processing/Intelligent robotics
- Research Institution
  National Institute of Advanced Industrial Science and Technology

All 2023 2022 2017 2016 2014 2012 2011 2010 2009 2008 Other

All Journal Article Presentation

[Journal Article] Disentangled convolution for optimizing receptive field2023
- Author(s)
  Kobayashi Takumi
- Journal Title
  
  Pattern Recognition Letters
  
  Volume: 169 Pages: 67-74
- DOI
  10.1016/j.patrec.2023.03.029
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K11900
[Journal Article] Low-Rank Bilinear Classification: Efficient Convex Optimization and Extensions2014
- Author(s)
  Takumi Kobayashi
- Journal Title
  
  International Journal of Computer Vision
  
  Volume: 110 Issue: 3 Pages: 308-327
- DOI
  10.1007/s11263-014-0709-5
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24700184
[Journal Article] Motion recognition using local auto-correlation of space-time gradients2012
- Author(s)
  小林匠、大津展之
- Journal Title
  
  Pattern Recognition Letters
  
  Volume: Vol.33、No.9 Issue: 9 Pages: 1188-1195
- DOI
  10.1016/j.patrec.2012.01.007
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21700214
[Journal Article] Logistic Label Propagation2012
- Author(s)
  Takumi Kobayashi, Kenji Watanabe, and Nobuyuki Otsu
- Journal Title
  
  Pattern Recognition Letters
  
  Volume: 33(5) Issue: 5 Pages: 580-588
- DOI
  10.1016/j.patrec.2011.12.005
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22700191
[Journal Article] Efficient Optimization of Logistic Regression by Directly Use of Conjugate Gradient2011
- Author(s)
  Kenji Watanabe, Takumi Kobayashi, and Nobuyuki Otsu
- Journal Title
  
  Proc. ICMLA
  
  Pages: 496-500
- DOI
  10.1109/icmla.2011.63
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22700191
[Journal Article] Logistic Label Propagation for Semi-supervised Learning2010
- Author(s)
  Kenji Watanabe, Takumi Kobayashi, Nobuyuki Otsu
- Journal Title
  
  Proceedings of 17th International Conference on Neural Information Processing (ICONIP2010), Part I, Lecture Notes in Computer Science (LNCS)
  
  Volume: 6643 Pages: 462-469
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22700191
[Journal Article] Logistic Label Propagation for Semi-supervised Learning2010
- Author(s)
  Kenji Watanabe, Takumi Kobayashi and Nobuyuki Otsu
- Journal Title
  
  Part I, Lecture Notes in Computer Science(LNCS)
  
  Volume: 6443 Pages: 462-469
- DOI
  10.1007/978-3-642-17537-4_57
- ISBN
  9783642175367, 9783642175374
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22700191
[Journal Article] パターン識別のための錐約部分空間法2009
- Author(s)
  小林匠、大津展之
- Journal Title
  
  電子情報通信学会論文誌(D) ol. J92-D、No. 1
  
  Pages: 104-111
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19700187
[Journal Article] パターン識別のための錐制約部分空間法2009
- Author(s)
  小林匠, 大津展之
- Journal Title
  
  電子情報通信学会論文誌(D) 92
  
  Pages: 104-111
- NAID
  110007380055
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19700187
[Journal Article] 錘に基づくパターン識別方法2008
- Author(s)
  小林匠、大津展之
- Journal Title
  
  電子情報通信学会技術研究報告 107
  
  Pages: 47-52
- NAID
  110006820274
- Data Source
  KAKENHI-PROJECT-19700187
[Presentation] Domain-Sum Feature Transformation For Multi-Target Domain Adaptation2023
- Author(s)
  Takumi Kobayashi, Lincon S. Souza, Kazuhiro Fukui
- Organizer
  British Machine Vision Conference 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K28117
[Presentation] Rotation Regularization Without Rotation2022
- Author(s)
  Takumi Kobayashi
- Organizer
  European Conference on Computer Vision (ECCV)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K11900
[Presentation] 機械学習を用いた画像特徴量変換2017
- Author(s)
  小林匠
- Organizer
  第20回情報論的学習理論ワークショップ
- Invited
- Data Source
  KAKENHI-PROJECT-15K00261
[Presentation] Flip-Invariant Motion Representation2017
- Author(s)
  小林匠
- Organizer
  2017 IEEE International Conference on Computer Vision
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K00261
[Presentation] Histogram Feature Deblurring2016
- Author(s)
  Takumi Kobayashi
- Organizer
  International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
- Place of Presentation
  Shanghai International Convention Center, Shanghai, China
- Year and Date
  2016-03-25
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K00261
[Presentation] Structured Feature Similarity with Explicit Feature Map2016
- Author(s)
  Takumi Kobayashi
- Organizer
  IEEE Conference on Computer Vision and Pattern Recognition (CVPR)
- Place of Presentation
  Caesars Palace, Las Vegas, Nevada, USA
- Year and Date
  2016-06-27
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K00261
[Presentation] Efficient Optimization For Low-Rank Integrated Bilinear Classifiers2012
- Author(s)
  小林匠
- Organizer
  European Conference on Computer Vision
- Place of Presentation
  Florence, Italy
- Data Source
  KAKENHI-PROJECT-24700184
[Presentation] Efficient Optimization of Logistic Regression by Directly Use of Conjugate Gradient2011
- Author(s)
  Kenji Watanabe, Takumi Kobayashi, and Nobuyuki Otsu
- Organizer
  The 10^<th> ICMLA2011
- Place of Presentation
  Honolulu, Hawaii, USA
- Data Source
  KAKENHI-PROJECT-22700191
[Presentation] Efficient Optimization of Logistic Regression by Directly Use of Conjugate Gradient2011
- Author(s)
  Kenji Watanabe, Takumi Kobayashi, Nobuyuki Otsu
- Organizer
  The Tenth International Conference on Machine Learning and Applications (ICMLA2011)
- Place of Presentation
  Honolulu, Hawaii, USA
- Year and Date
  2011-12-19
- Data Source
  KAKENHI-PROJECT-22700191
[Presentation] Logistic Label Propagation for Semi-supervised Learning2010
- Author(s)
  Kenji Watanabe, Takumi Kobayashi, Nobuyuki Otsu
- Organizer
  17th International Conference on Neural Information Processing (ICONIP2010)
- Place of Presentation
  Sydney, NSW, Australia
- Year and Date
  2010-11-24
- Data Source
  KAKENHI-PROJECT-22700191
[Presentation] Bag of Hierarchical Co-occurrence Features for Image Classification2010
- Author(s)
  小林匠、大津展之
- Organizer
  International Conference on Pattern Recognition(ICPR)
- Place of Presentation
  Istanbul, Turkey
- Year and Date
  2010-08-26
- Data Source
  KAKENHI-PROJECT-21700214
[Presentation] Bag of Hierarchical Co-occurrence Features for Image Classification2010
- Author(s)
  小林匠, 大津展之
- Organizer
  International Conference on Pattern Recognition (ICPR)
- Place of Presentation
  Istanbul, Turkey
- Year and Date
  2010-08-26
- Data Source
  KAKENHI-PROJECT-21700214
[Presentation] Logistic Label Propagation for Semi-supervised Learning2010
- Author(s)
  Kenji Watanabe, Takumi Kobayashi and Nobuyuki Otsu
- Organizer
  17^<th> ICONIP2010
- Place of Presentation
  Sydney, Australia
- Data Source
  KAKENHI-PROJECT-22700191
[Presentation] 動画像による人物動作認識2009
- Author(s)
  小林匠
- Organizer
  第10回計測自動制御学会システムインテグレーション部門講演会
- Place of Presentation
  芝浦工業大学
- Year and Date
  2009-12-25
- Data Source
  KAKENHI-PROJECT-21700214
[Presentation] 動画像による人物動作認識2009
- Author(s)
  小林匠
- Organizer
  第10回計測自動制御学会システムインテグレーション部門講演会
- Place of Presentation
  芝浦工業大学(東京都)
- Year and Date
  2009-12-25
- Data Source
  KAKENHI-PROJECT-21700214
[Presentation] 錘に基づくパターン識別方法2008
- Author(s)
  小林匠、大津展之
- Organizer
  電子情報通信学会パターン認識・メディア理解研究会
- Year and Date
  2008-03-11
- Data Source
  KAKENHI-PROJECT-19700187
[Presentation] Cone-Restricted Subspace Methods2008
- Author(s)
  小林匠, 大津展之
- Organizer
  International Conference on Pattern Recognition
- Place of Presentation
  Tampa, Florida, USA
- Year and Date
  2008-12-08
- Data Source
  KAKENHI-PROJECT-19700187
[Presentation] Cone-Restricted Subspace Methods2008
- Author(s)
  T. Kobayashi、N. Otsu
- Organizer
  Proc. International Conference on Pattern Recognition (ICPR)
- Year and Date
  2008-12-08
- Data Source
  KAKENHI-PROJECT-19700187
[Presentation] S3CCA: Smoothly Structured Sparse CCA For Partial Pattern Matching
- Author(s)
  Takumi Kobayashi
- Organizer
  International Conference on Pattern Recognition (ICPR)
- Place of Presentation
  Stockholm Waterfront, Stockholm, Sweden
- Year and Date
  2014-08-24 – 2014-08-28
- Data Source
  KAKENHI-PROJECT-24700184

1. Fukui Kazuhiro (40375423)

# of Collaborated Projects: 3 results

# of Collaborated Products: 1 results
2. WATANABE Kenji (50571064)

# of Collaborated Projects: 2 results

# of Collaborated Products: 8 results
3. OTSU Nobuyuki

# of Collaborated Projects: 2 results

# of Collaborated Products: 14 results
4. 日野英逸 (10580079)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 飯塚里志 (30755153)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. Maki Atsuto

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. Xue Jing-Hao

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Kobayashi Takumi 小林 匠

KOBAYASHI Takumi 小林 匠

Research Projects

Research Products

Co-Researchers

幾何構造と統計的性質を融合した特徴表現学習に関する研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

A study on feature representation learning based on adaptive prior modelsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Time-series Anomaly Detection based on Difference Subspace between Signal Subspaces

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study on mechanism of feature extraction based on GDS projection

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

A study on feature transformation in pattern recognitionPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

A Study on pattern classification for feature tensorPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Efficient analysis method for unreliable labeled data

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

A study on statistical feature extraction from three-dimensional spatio-temporal dataPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

A Study on Pattern Classification by ConePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Disentangled convolution for optimizing receptive field2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Low-Rank Bilinear Classification: Efficient Convex Optimization and Extensions2014

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Motion recognition using local auto-correlation of space-time gradients2012

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Logistic Label Propagation2012

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Efficient Optimization of Logistic Regression by Directly Use of Conjugate Gradient2011

Kobayashi Takumi 小林匠

KOBAYASHI Takumi 小林匠