Kasai Hiroyuki 笠井裕之

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KASAI Hiroyuki 笠井裕之

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Researcher Number	40312079
Other IDs	https://orcid.org/0000-0003-1161-6823
Affiliation (Current)	2024: 早稲田大学, 理工学術院, 教授
Affiliation (based on the past Project Information) *help	2019 – 2022: 早稲田大学, 理工学術院, 教授 2019: 電気通信大学, 大学院情報理工学研究科, 教授 2016 – 2018: 電気通信大学, 大学院情報理工学研究科, 准教授 2015: 電気通信大学, その他の研究科, 准教授 2014: 電気通信大学, 情報システム学研究科, 准教授 2011 – 2013: 電気通信大学, 大学院情報システム学研究科, 准教授 2009 – 2010: The University of Electro-Communications, 大学院・情報システム学研究科, 准教授
Review Section/Research Field	Principal Investigator Basic Section 61030:Intelligent informatics-related / Mathematical informatics / Multimedia database / Media informatics/Database / Communication/Network engineering Except Principal Investigator Information network
Keywords	Principal Investigator 機械学習 / 最適化 / ビッグデータ / 確率的勾配法 / リーマン多様体 / マルチメディア / 映像符号化 / 最適輸送 / グラフ分類 / メッセージ・パッシング … More / 非構造データ / 緩和最適輸送問題 / 最適輸送理論 / 非線形非凸 / 多様体最適化 / 深層学習 / Wasserstein距離 / 最適輸送問題 / 多様体 / オンライン最適化 / スケーラブル最適化 / リーマン多様体最適化 / 高次元大規模信号 / オンライン学習 / 確率的学習 / 行列解析 / テンソル解析 / 多次元データ解析 / 最適化理論 / 大規模データ / テンソル / 動的画像合成 / シーン知識 / 音響情報可視化 / 量子化パラメータ符号変換 / 符号化量子化制御 / タイルベース符号化 / 高効率符号変換 / 楽器認識 / 音響信号 / 高速多重化器 / 多重化 / 符号化制御 / メディア連携 / メディア認識 / 多数映像 / 映像符号結合 / レート歪み関数 / 符号変換 / マルチビジョン伝送 / 画像符号結合 / 国際情報交換 / 並列処理 / 組み込み / Webサービス / 分割領域符号変換 / 領域分割ベース符号化 / 組み込み機器 / 高精細映像 / モバイル通信 … More Except Principal Investigator Unmanned Aerial Vehicle / Software-Defined Network / Internet of Things / Quality of Service / 実空間ナレッジ / データ重要度 / ネットワークアーキテクチャ / ユーザ誘導 / モバイルセンサ基盤 / 経済学モデル / 可代替性 / 可推定性 / 機械学習 / 実空間情報 Less

最適輸送理論のための最適化手法と機械学習への応用Principal Investigator
- Principal Investigator
  
  笠井裕之
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 61030:Intelligent informatics-related
- Research Institution
  Waseda University
Scalable non-linear and non-convex manifold optimization for big data machine learningPrincipal Investigator
- Principal Investigator
  
  Kasai Hiroyuki
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 61030:Intelligent informatics-related
- Research Institution
  Waseda University
New Data Importance Metric for Communication Control in Spatial Knowledge Services
- Principal Investigator
  
  Shinkuma Ryoichi
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Information network
- Research Institution
  Kyoto University
Riemannian optimization and applications for high-dimensional large-scale dataPrincipal Investigator
- Principal Investigator
  
  Kasai Hiroyuki
- Project Period (FY)
  2016 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Mathematical informatics
- Research Institution
  Waseda University
  The University of Electro-Communications
High efficient video transcoding and media orchestration for scalable provisiningPrincipal Investigator
- Principal Investigator
  
  Kasai Hiroyuki
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Multimedia database
- Research Institution
  The University of Electro-Communications
High functional interactive delivery method for a huge number of high definition videosPrincipal Investigator
- Principal Investigator
  
  KASAI Hiroyuki
- Project Period (FY)
  2011 – 2012
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Media informatics/Database
- Research Institution
  The University of Electro-Communications
Free View-Area Access to Super High-Vidion Video for Multiple UsersPrincipal Investigator
- Principal Investigator
  
  KASAI Hiroyuki
- Project Period (FY)
  2009 – 2010
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Communication/Network engineering
- Research Institution
  The University of Electro-Communications

[Journal Article] Wasserstein Graph Distance based on L_1-Approximated Tree Edit Distance between Weisfeiler-Lehman Subtrees2023
- Author(s)
  Zhongxi Fang, Jianming Huang, Xun Su (M2), and Hiroyuki kasai
- Journal Title
  
  Thirty-Seventh AAAI Conference on Artificial Intelligence (AAAI-23)
  
  Volume: 0 Pages: 0-0
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K12175
[Journal Article] Auto-weighted Sequential Wasserstein Distance and Application to Sequence Matching2022
- Author(s)
  Mitsuhiko Horie and Hiroyuki Kasai
- Journal Title
  
  30th European Signal Processing Conference (EUSIPCO)
  
  Volume: 0 Pages: 1472-1476
- DOI
  10.23919/eusipco55093.2022.9909780
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K12175
[Journal Article] LCS graph kernel based on Wasserstein distance in longest common subsequence metric space2021
- Author(s)
  JianmingHuang, Zhongxi Fang, and HiroyukiKasai
- Journal Title
  
  Signal Processing
  
  Volume: 189 Pages: 1-13
- DOI
  10.1016/j.sigpro.2021.108281
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K12115
[Journal Article] Block-coordinate Frank-Wolfe algorithm and convergence analysis for semi-relaxed OT problem2021
- Author(s)
  Takumi Fukunaga and Hiroyuki Kasai
- Journal Title
  
  IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
  
  Volume: NA Pages: 5433-5437
- DOI
  10.1109/icassp43922.2022.9746032
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K12115, KAKENHI-PROJECT-22K12175
[Journal Article] Graph embedding using multi-layer adjacent point merging model2021
- Author(s)
  J. Huang and H. Kasai
- Journal Title
  
  IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
  
  Volume: 0 Pages: 0-0
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K12115
[Journal Article] Consistency-aware and inconsistency-aware graph-based multi-view clustering2020
- Author(s)
  M. Horie and H. Kasai
- Journal Title
  
  28th International European Signal Processing Conference (EUSIPCO) 2020
  
  Volume: 0 Pages: 0-0
- DOI
  10.23919/eusipco47968.2020.9287516
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K12115
[Journal Article] Riemannian optimization on the simplex of positive definite matrices2020
- Author(s)
  B. Mishra, H. Kasai, and P. Jawanpuria
- Journal Title
  
  NeurIPS workshop OPT2020
  
  Volume: 0 Pages: 0-0
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12115
[Journal Article] Overlapped State Hidden Semi-Markov Model for Grouped Multiple Sequences2020
- Author(s)
  Hiromi Narimatsu, Hiroyuki Kasai
- Journal Title
  
  IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
  
  Volume: NA Pages: 1-5
- DOI
  10.1109/icassp40776.2020.9054136
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K12115, KAKENHI-PROJECT-17H01732
[Journal Article] Wasserstein k-means with sparse simplex projection2020
- Author(s)
  T. Fukunaga and H. Kasai
- Journal Title
  
  25th International Conference on Pattern Recognition (ICPR) 2020
  
  Volume: 0 Pages: 0-0
- DOI
  10.1109/icpr48806.2021.9412131
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K12115
[Journal Article] Sequential Semi-Orthogonal Multi-Level NMF with Negative Residual Reduction for Network Embedding2020
- Author(s)
  Riku Hashimoto, Hiroyuki Kasai
- Journal Title
  
  IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
  
  Volume: NA Pages: 1-5
- DOI
  10.1109/icassp40776.2020.9054660
- NAID
  40022116893
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K12115, KAKENHI-PROJECT-17H01732
[Journal Article] Multi-view Wasserstein discriminant analysis with entropic regularized Wasserstein distance2020
- Author(s)
  Hiroyuki Kasai
- Journal Title
  
  IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
  
  Volume: NA Pages: 1-5
- DOI
  10.1109/icassp40776.2020.9054427
- NAID
  40022116900
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K12115, KAKENHI-PROJECT-17H01732, KAKENHI-PROJECT-16K00031
[Journal Article] Riemannian adaptive stochastic gradient algorithms on matrix manifolds2019
- Author(s)
  Hiroyuki Kasai, Pratik Jawanpuria, Bamdev Mishra
- Journal Title
  
  36 International Conference on Machine Learning (ICML2018)
  
  Volume: 'PMLR 97 Pages: 3262-3271
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] A Riemannian gossip approach to subspace learning on Grassmann manifold2019
- Author(s)
  Bamdev Mishra, Hiroyuki Kasai, Pratik Jawanpuria, Atul Saroop
- Journal Title
  
  Machine Learning, Springer
  
  Pages: 1-21
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] Riemannian adaptive stochastic gradient algorithms on matrix manifolds2019
- Author(s)
  Hiroyuki Kasai, Pratik Kumar Jawanpuria, Bamdev Mishra
- Journal Title
  
  36th International Conference on Machine Learning (ICML2019)
  
  Volume: PMLR 97 Pages: 3262-3271
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12115
[Journal Article] Riemannian stochastic variance reduced gradient algorithm2019
- Author(s)
  Hiroyuki Sato, Hiroyuki Kasai, Bamdev Mishra
- Journal Title
  
  Society for Industrial and Applied Mathematics (SIAM) Journal on Optimization (SIOPT)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] Fast online low-rank tensor subspace tracking by CP decomposition using recursive least squares from incomplete observations2019
- Author(s)
  Hiroyuki Kasai
- Journal Title
  
  Neurocomputing
  
  Volume: 347 Pages: 177-190
- DOI
  10.1016/j.neucom.2018.11.030
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K00031, KAKENHI-PROJECT-17H01732
[Journal Article] Riemannian stochastic variance reduced gradient algorithm2019
- Author(s)
  Hiroyuki Sato, Hiroyuki Kasai, Bamdev Mishra
- Journal Title
  
  Society for Industrial and Applied Mathematics (SIAM) Journal on Optimization (SIOPT)
  
  Volume: NA Pages: 1-30
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Riemannian adaptive stochastic gradient algorithms on matrix manifolds2019
- Author(s)
  Hiroyuki Kasai, Pratik Kumar Jawanpuria, Bamdev Mishra
- Journal Title
  
  36th International Conference on Machine Learning (ICML2019)
  
  Volume: PMLR 97 Pages: 3262-3271
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] A Riemannian gossip approach to subspace learning on Grassmann manifold2019
- Author(s)
  Bamdev Mishra, Hiroyuki Kasai, Pratik Jawanpuria, Atul Saroop
- Journal Title
  
  Machine Learning, Springer
  
  Volume: NA Pages: 1-21
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Stochastic recursive gradient on Riemannian manifolds2018
- Author(s)
  Hiroyuki Kasai, Hiroyuki Sato, Bamdev Mishra
- Journal Title
  
  ICML workshop on Geometry in Machine Learning (GiMLi2018)
  
  Volume: NA Pages: 1-5
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] McTorch, a manifold optimization library for deep learning2018
- Author(s)
  Mayank Meghwanshi, Pratik Jawanpuria, Anoop Kunchukuttan, Hiroyuki Kasai, and Bamdev Mishra
- Journal Title
  
  NeurIPS workshop on Machine Learning Open Source Software (MLOSS2018)
  
  Pages: 1-10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] Stochastic recursive gradient on Riemannian manifolds2018
- Author(s)
  Hiroyuki Kasai, Hiroyuki Sato, Bamdev Mishra
- Journal Title
  
  ICML workshop on Geometry in Machine Learning (GiMLi2018)
  
  Pages: 1-5
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] リーマン多様体上の最適化の基本と最新動向2018
- Author(s)
  佐藤寛之，笠井裕之
- Journal Title
  
  システム制御情報学会学会誌「システム/制御/情報」
  
  Volume: 62,1 Pages: 21-27
- NAID
  130007404946
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] Riemannian stochastic recursive gradient algorithm2018
- Author(s)
  Hiroyuki Kasai, Hiroyuki Sato, Bamdev Mishra
- Journal Title
  
  35th International Conference on Machine Learning (ICML2018
  
  Volume: PMRL80 Pages: 2516-2524
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Low-rank geometric mean metric learning2018
- Author(s)
  Mukul Bhutani, Pratik Jawanpuria, Hiroyuki Kasai, and Bamdev Mishra
- Journal Title
  
  ICML workshop on Geometry in Machine Learning (GiMLi2018)
  
  Pages: 1-5
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] Stochastic optimization library: SGDLibrary2018
- Author(s)
  Hiroyuki Kasai
- Journal Title
  
  NeurIPS workshop on Machine Learning Open Source Software (MLOSS2018)
  
  Pages: 1-5
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] SGDLibrary: A MATLAB library for stochastic optimization algorithms2018
- Author(s)
  Hiroyuki Kasai
- Journal Title
  
  Journal of Machine Learning Research (JMLR)
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Riemannian stochastic quasi-Newton algorithm with variance reduction and its convergence analysis2018
- Author(s)
  Hiroyuki Kasai, Hiroyuki Sato, Bamdev Mishra
- Journal Title
  
  21st International Conference on Artificial Intelligence and Statistics (AISTATS2018)
  
  Volume: PMLR 84 Pages: 269-278
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] Inexact trust-region algorithm on Riemannian manifolds2018
- Author(s)
  Hiroyuki Kasai, Bamdev Mishra
- Journal Title
  
  32nd Conference on Neural Information Processing Systems (NeurIPS2018) (formerly NIPS)
  
  Pages: 1-10
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] Accelerated stochastic multiplicative update with gradient averaging for nonnegative matrix factorizations2018
- Author(s)
  Hiroyuki Kasai
- Journal Title
  
  26th European Signal Processing Conference (EUSIPCO2018)
  
  Volume: NA Pages: 2593-2597
- DOI
  10.23919/eusipco.2018.8553610
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K00031, KAKENHI-PROJECT-17H01732
[Journal Article] Riemannian stochastic quasi-Newton algorithm with variance reduction and its convergence analysis2018
- Author(s)
  Hiroyuki Kasai, Hiroyuki Sato, Bamdev Mishra
- Journal Title
  
  21st International Conference on Artificial Intelligence and Statistics (AISTATS2018)
  
  Volume: 印刷中
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Stochastic variance reduced multiplicative update for nonnegative matrix factorization2018
- Author(s)
  Hiroyuki Kasai
- Journal Title
  
  43rd IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2018)
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Fast optimization algorithm on complex oblique manifold for hybrid precoding in Millimeter Wave MIMO systems2018
- Author(s)
  Hiroyuki Kasai
- Journal Title
  
  IEEE Global Conference on Signal and Information Processing (GlobalSIP2018)
  
  Volume: NA Pages: 1266-1270
- DOI
  10.1109/globalsip.2018.8646553
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K00031, KAKENHI-PROJECT-17H01732
[Journal Article] SGDLibrary: A MATLAB library for stochastic optimization algorithms2018
- Author(s)
  Hiroyuki Kasai
- Journal Title
  
  Journal of Machine Learning Research (JMLR)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] Riemannian stochastic recursive gradient with retraction and vector transport and its convergence analysis2018
- Author(s)
  Hiroyuki Kasai, Hiroyuki Sato, Bamdev Mishra
- Journal Title
  
  35th International Conference on Machine Learning (ICML2018)
  
  Volume: 印刷中
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] リーマン多様体上の最適化の基本と最新動向2018
- Author(s)
  佐藤寛之，笠井裕之
- Journal Title
  
  システム制御情報学会学会誌「システム/制御/情報」
  
  Volume: 62,1 Pages: 21-27
- NAID
  130007404946
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] McTorch, a manifold optimization library for deep learning2018
- Author(s)
  Mayank Meghwanshi, Pratik Jawanpuria, Anoop Kunchukuttan, Hiroyuki Kasai, and Bamdev Mishra
- Journal Title
  
  NeurIPS workshop on Machine Learning Open Source Software (MLOSS2018)
  
  Volume: NA Pages: 1-5
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Riemannian joint dimensionality reduction and dictionary learning on symmetric positive definite manifolds2018
- Author(s)
  Hiroyuki Kasai, Bamdev Mishra
- Journal Title
  
  26th European Signal Processing Conference (EUSIPCO2018)
  
  Volume: NA Pages: 2010-2014
- DOI
  10.23919/eusipco.2018.8553200
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031, KAKENHI-PROJECT-17H01732
[Journal Article] Stochastic optimization library: SGDLibrary2018
- Author(s)
  Hiroyuki Kasai
- Journal Title
  
  NeurIPS workshop on Machine Learning Open Source Software (MLOSS2018)
  
  Volume: NA Pages: 1-5
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Riemannian stochastic recursive gradient algorithm2018
- Author(s)
  Hiroyuki Kasai, Hiroyuki Sato, Bamdev Mishra
- Journal Title
  
  35th International Conference on Machine Learning (ICML2018)
  
  Volume: PMLR 80 Pages: 2516-2524
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] Inexact trust-region algorithm on Riemannian manifolds2018
- Author(s)
  Hiroyuki Kasai, Bamdev Mishra
- Journal Title
  
  32nd Conference on Neural Information Processing Systems (NeurIPS2018) (formerly NIPS)
  
  Volume: NA Pages: 1-10
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Stochastic variance reduced multiplicative update for nonnegative matrix factorization2018
- Author(s)
  Hiroyuki Kasai
- Journal Title
  
  43rd IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2018)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] Low-rank geometric mean metric learning2018
- Author(s)
  Mukul Bhutani, Pratik Jawanpuria, Hiroyuki Kasai, and Bamdev Mishra
- Journal Title
  
  CML workshop on Geometry in Machine Learning (GiMLi2018)
  
  Volume: NA Pages: 1-5
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Sparse representation based classification with intra-class variation dictionary on symmetric positive definite matrices2017
- Author(s)
  Hiroyuki Kasai and Kohei Yoshikawa
- Journal Title
  
  IEEE International Symposium on Signal Processing and Information Technology (ISSPIT)
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Sparse representation based classification with intra-class variation dictionary on symmetric positive definite matrices2017
- Author(s)
  Hiroyuki Kasai and Kohei Yoshikawa
- Journal Title
  
  IEEE International Symposium on Signal Processing and Information Technology (ISSPIT)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01732
[Journal Article] State duration and interval modeling in hidden semi-Markov model for sequential data analysis2017
- Author(s)
  Hiromi NARIMATSU, Hiroyuki KASAI
- Journal Title
  
  Springer, Annals of Mathematics and Artificial Intelligence
  
  Volume: 81.3 Issue: 3-4 Pages: 1573-7470
- DOI
  10.1007/s10472-017-9561-y
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K00031, KAKENHI-PROJECT-17H01732
[Journal Article] Low-rank tensor completion: a Riemannian manifold preconditioning approach2016
- Author(s)
  Hiroyuki Kasai, Bamdev Mishra
- Journal Title
  
  Proceedings of The 33rd International Conference on Machine Learning (ICML2016)
  
  Volume: 1 Pages: 1-1
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Riemannian Stochastic Variance Reduced Gradient on Grassmann Manifold2016
- Author(s)
  Hiroyuki Kasai, Hiroyuki Sato, Bamdev Mishra
- Journal Title
  
  The fifth International Conference on Continuous Optimization
  
  Volume: 1 Pages: 1-1
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Online Low-Rank Tensor Subspace Tracking from Incomplete Data by CP Decomposition using RLS2016
- Author(s)
  Hiroyuki KASAI
- Journal Title
  
  41st IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2016)
  
  Volume: 1
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25330126
[Journal Article] Network Volume Anomaly Detection and Identification in Large-scale Networks based on Online Time-structured Traffic Tensor Tracking2016
- Author(s)
  Hiroyuki Kasai, Wolfgang Kellerer, Martin Kleinsteuber
- Journal Title
  
  IEEE Transactions on Network and Service Management
  
  Volume: 13 Issue: 3 Pages: 636-650
- DOI
  10.1109/tnsm.2016.2598788
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00031
[Journal Article] Riemannian preconditioning for tensor completion2015
- Author(s)
  Hiroyuki KASAI, Bamdev MISHRA
- Journal Title
  
  8th NIPS workshop on optimization for machine learning (OPT2015)
  
  Volume: 1 Pages: 1-1
- NAID
  170000163028
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330126
[Journal Article] A Socialized System for Enabling the Extraction of Potential Values from Natural and Social Sensing2015
- Author(s)
  Ryoichi ShinkumaAffiliated with Graduate School of Informatics, Kyoto University Email author , Yasuharu Sawada, Yusuke Omori, Kazuhiro Yamaguchi, Hiroyuki Kasai, Tatsuro Takahashi
- Journal Title
  
  Springer, Modeling and Processing for Next-Generation Big-Data Technologies
  
  Volume: 4 Pages: 385-404
- DOI
  10.1007/978-3-319-09177-8_16
- ISBN
  9783319091761, 9783319091778
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-25330126
[Journal Article] Lyric-based Automatic Music Image Generator for Music Browser Using Scene Knowledge2013
- Author(s)
  Hiroyuki KASAI
- Journal Title
  
  IEEE Transactions on Consumer Electronics
  
  Volume: 59-3 Issue: 3 Pages: 521-529
- DOI
  10.1109/tce.2013.6626241
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25330126
[Journal Article] Development and Benchmarking of HTTP-based Multivision Video Server using Fast Stream Joiner2013
- Author(s)
  Hiroyuki KASAI
- Journal Title
  
  IEEE Transactions on Consumer Electronics
  
  Volume: Vol.59, No.2 Pages: 343-351
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23700108
[Journal Article] Simple Drift Error-resilient H.264/AVC Encoder for Fast Video Transcoding using DCT Coefficients2012
- Author(s)
  Kwee-Li Cheng, Naofumi UCHIHARA, Hiroyuki KASAI
- Journal Title
  
  Elsevier Science, International Journal of Computers & Mathematics with Applications
  
  Volume: Vol.63, No.5 Pages: 1420-1430
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23700108
[Journal Article] Efficient H.264/AVC Software CAVLC Decoder based on Level Length Extraction2012
- Author(s)
  Naofumi UCHIHARA, Hiroki HAYAKAWA, Hiroyuki KASAI
- Journal Title
  
  IEEE Transactions on Consumer Electronics
  
  Volume: Vo.58, No.1 Pages: 146-153
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23700108
[Journal Article] H.264/AVC Encoding Control for Fast Stream Joiner in Interactive Multivision Video2012
- Author(s)
  Naofumi UCHIHARA, Hiroyuki KASAI
- Journal Title
  
  IEEE Transactions on Consumer Electronics
  
  Volume: Vol.58, No.3 Pages: 1022-1030
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23700108
[Journal Article] Quantization Parameter Control and Fast Code Modification for Fast Stream Joiner2012
- Author(s)
  Naofumi UCHIHARA, Hiroyuki KASAI
- Journal Title
  
  IEEE Transactions on Consumer Electronics
  
  Volume: Vol.58, No.4 Pages: 1384-1392
- Data Source
  KAKENHI-PROJECT-23700108
[Journal Article] Analysis of drift-error propagation in H.264/AVC transcoder for variable bitrate streaming system2011
- Author(s)
  Kwee-Li Cheng, Naofumi UCHIHARA, Hiroyuki KASAI
- Journal Title
  
  IEEE Transactions on Consumer Electronics
  
  Volume: Vol.57, No.2 Pages: 888-896
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23700108
[Journal Article] Fast H.264/AVC stream joiner for interactive free view-area multivision video2011
- Author(s)
  Naofumi UCHIHARA, Hiroyuki KASAI
- Journal Title
  
  IEEE Transactions on Consumer Electronics
  
  Volume: Vol.57, No.3 Pages: 1311-1319
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23700108
[Journal Article] Asynchronous Prefetching Streaming for Quick-Scene Access in Mobile Video Delivery2010
- Author(s)
  Naofumi Uchihara, Hiroyuki Kasai, Yoshihiro Suzuki, Yoshihisa Nishigori
- Journal Title
  
  IEEE Transaction on Consumer Electronics
  
  Volume: Vol.56,No.2 Pages: 633-641
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21760277
[Journal Article] 2010,Asynchronous prefetching streamingfor quick-scene access in mobile videodelivery2010
- Author(s)
  Uchihara NAOFUMI, Hiroyuki KASAI, H.Suzuki, Y.Nishigori
- Journal Title
  
  IEEE Transaction onConsumer Electronics, Vol.56, No.2
  
  Pages: 633-641
- Data Source
  KAKENHI-PROJECT-21760277
[Patent] データ処理装置，データ処理方法，プログラム，記録媒体及びデータ処理システム2013
- Inventor(s)
  笠井裕之
- Industrial Property Rights Holder
  笠井裕之
- Industrial Property Rights Type
  特許
- Filing Date
  2013-08-08
- Data Source
  KAKENHI-PROJECT-25330126
[Patent] 映像信号の符号化システム及び符号化方法2011
- Inventor(s)
  笠井裕之，宇地原直史
- Industrial Property Rights Holder
  笠井裕之，宇地原直史
- Industrial Property Number
  2011-232863
- Filing Date
  2011
- Data Source
  KAKENHI-PROJECT-23700108
[Patent] バイトアラインメント装置及びバイトアラインメント方法2011
- Inventor(s)
  笠井裕之，宇地原直史
- Industrial Property Rights Holder
  笠井裕之，宇地原直史
- Industrial Property Number
  2011-236672
- Filing Date
  2011
- Data Source
  KAKENHI-PROJECT-23700108
[Patent] 送信装置, 受信装置, 送信方法, 受信方法及び伝送システム2009
- Inventor(s)
  笠井裕之, 宇地原直史
- Industrial Property Rights Holder
  電気通信大学
- Industrial Property Number
  2009-167913
- Filing Date
  2009-07-16
- Data Source
  KAKENHI-PROJECT-21760277
[Patent] 送信装置,受信装置,送信方法,受信方法及び伝送システム2009
- Inventor(s)
  笠井裕之, 宇地原直史
- Industrial Property Rights Holder
  電気通信大学
- Filing Date
  2009-07-16
- Data Source
  KAKENHI-PROJECT-21760277
[Presentation] エントロピー正則付き半緩和最適輸送問題におけるSinkhornアルゴリズムに関する検討2021
- Author(s)
  福永拓海, 笠井裕之
- Organizer
  情報処理学会AVM研究会
- Data Source
  KAKENHI-PROJECT-19K12115
[Presentation] 隣接要素関係性の自動重み付けによる最適輸送シーケンスマッチング2021
- Author(s)
  堀江光彦, 笠井裕之
- Organizer
  情報処理学会AVM研究会
- Data Source
  KAKENHI-PROJECT-19K12115
[Presentation] 隣接要素の関連と時間分布の違いを考慮したグループ化シーケンスマッチング手法の検討2021
- Author(s)
  堀江光彦，笠井裕之
- Organizer
  情報処理学会AVM研究会
- Data Source
  KAKENHI-PROJECT-19K12115
[Presentation] 緩和最適輸送問題のための Frank-Wolfeアルゴリズム高速化手法と色転写問題への応用2021
- Author(s)
  福永拓海，笠井裕之
- Organizer
  情報処理学会AVM研究会
- Data Source
  KAKENHI-PROJECT-19K12115
[Presentation] 質量制御最適輸送によるグラフ構造比較手法2021
- Author(s)
  方鐘熙, 黄健明, 笠井裕之
- Organizer
  人工知能学会全国大会論文集
- Data Source
  KAKENHI-PROJECT-19K12115
[Presentation] Frank-Wolfeアルゴリズムに基づく緩和最適輸送問題のための高速最適化手法の検討2021
- Author(s)
  福永拓海, 笠井裕之
- Organizer
  人工知能学会全国大会論文集
- Data Source
  KAKENHI-PROJECT-19K12115
[Presentation] OT-based graph similarity using shortest-path length,2020
- Author(s)
  Z. Fang and H. Kasai
- Organizer
  情報処理学会AVM研究会
- Data Source
  KAKENHI-PROJECT-19K12115
[Presentation] A Wasserstein graph kernel based on substructure isomorphism problem of shortest paths2020
- Author(s)
  J. Huang and H. Kasai
- Organizer
  情報処理学会AVM研究会
- Data Source
  KAKENHI-PROJECT-19K12115
[Presentation] エントロピー正則化Wasserstein距離に基づくマルチビューWasserstein判別法2019
- Author(s)
  笠井裕之
- Organizer
  研究報告オーディオビジュアル複合情報処理（AVM）
- Data Source
  KAKENHI-PROJECT-19K12115
[Presentation] ネットワーク・ワードエンベディングのための負値残差低減および半直交制約付き非負値行列分解2019
- Author(s)
  橋本陸，笠井裕之
- Organizer
  研究報告オーディオビジュアル複合情報処理（AVM）
- Data Source
  KAKENHI-PROJECT-19K12115
[Presentation] ネットワーク・ワードエンベディングのための負値残差低減および半直交制約付き非負値行列分解2019
- Author(s)
  橋本陸，笠井裕之
- Organizer
  情報処理学会オーディオビジュアル複合情報処理研究会（AVM）
- Data Source
  KAKENHI-PROJECT-17H01732
[Presentation] 非線形構造制約付き大規模機械学習問題への取り組み～非厳密リーマン多様体最適化の理論と応用～2019
- Author(s)
  笠井裕之
- Organizer
  情報処理学会オーディオビジュアル複合情報処理研究会（AVM）
- Data Source
  KAKENHI-PROJECT-17H01732
[Presentation] エントロピー正則化Wasserstein距離に基づくマルチビューWasserstein判別2019
- Author(s)
  笠井裕之
- Organizer
  情報処理学会オーディオビジュアル複合情報処理研究会（AVM）
- Data Source
  KAKENHI-PROJECT-17H01732
[Presentation] 非線形構造制約付き大規模機械学習問題への取り組み～非厳密リーマン多様体最適化の理論と応用～2019
- Author(s)
  笠井裕之
- Organizer
  研究報告オーディオビジュアル複合情報処理（AVM）
- Invited
- Data Source
  KAKENHI-PROJECT-19K12115
[Presentation] 非線形構造制約付き大規模機械学習問題への取り組み ~非厳密リーマン多様体最適化の理論と応用~2019
- Author(s)
  笠井裕之
- Organizer
  研究報告オーディオビジュアル複合情報処理(AVM)
- Invited
- Data Source
  KAKENHI-PROJECT-16K00031
[Presentation] Tucker多様体最適化によるテンソル学習と時空間情報予測のためのテンソル回帰問題への応用2018
- Author(s)
  Hiroyuki KASAI, Bamdev MISHRA
- Organizer
  電子情報通信学会信学技報告モバイルネットワークとアプリケーション研究会(MoNA)IEICE-MoNA2017-56
- Data Source
  KAKENHI-PROJECT-17H01732
[Presentation] 欠損有りデータを対象としたテンソル分解に基づくオンライン低ランク部分空間追跡法OLSTEC2018
- Author(s)
  笠井裕之
- Organizer
  情報処理学会オーディオビジュアル複合情報処理研究会（AVM）
- Data Source
  KAKENHI-PROJECT-17H01732
[Presentation] ミリ波MIMOシステムにおけるハイブリッド・プレコーディングのための複素Oblique多様体における高速最適化アルゴリズムの検討2018
- Author(s)
  笠井裕之
- Organizer
  電子情報通信学会MoNA研究会
- Data Source
  KAKENHI-PROJECT-16K00031
[Presentation] リーマン多様体上の確率的最適化の発展2018
- Author(s)
  佐藤寛之, 笠井裕之, Bamdev Mishra
- Organizer
  共同研究(公開型)京都大学数理解析研究所研究集会
- Invited
- Data Source
  KAKENHI-PROJECT-16K00031
[Presentation] ミリ波MIMOシステムにおけるハイブリッド・プリコーディングのための複素Oblique多様体における高速最適化アルゴリズムの検討2018
- Author(s)
  笠井裕之
- Organizer
  電子情報通信学会MoNA研究会
- Data Source
  KAKENHI-PROJECT-17H01732
[Presentation] Tucker多様体最適化によるテンソル学習と時空間情報予測のためのテンソル回帰問題への応用2018
- Author(s)
  Hiroyuki KASAI, Bamdev MISHRA
- Organizer
  電子情報通信学会信学技報告モバイルネットワークとアプリケーション研究会（MoNA）
- Data Source
  KAKENHI-PROJECT-16K00031
[Presentation] 欠損有りデータを対象としたテンソル分解に基づくオンライン低ランク部分空間追跡法OLSTEC2018
- Author(s)
  笠井裕之
- Organizer
  情報処理学会オーディオビジュアル複合情報処理研究会(AVM)
- Data Source
  KAKENHI-PROJECT-16K00031
[Presentation] リーマン多様体上の確率的最適化の発展2018
- Author(s)
  佐藤寛之, 笠井裕之, Bamdev Mishra
- Organizer
  共同研究（公開型）京都大学数理解析研究所研究集会
- Data Source
  KAKENHI-PROJECT-17H01732
[Presentation] 正定値対称行列における次元削減と辞書学習の統合学習法とその応用2017
- Author(s)
  笠井裕之
- Organizer
  情報処理学会オーディオビジュアル複合情報処理研究会（AVM）
- Data Source
  KAKENHI-PROJECT-16K00031
[Presentation] 正定値対称行列における次元削減と辞書学習の統合学習法とその応用2017
- Author(s)
  笠井裕之
- Organizer
  情報処理学会オーディオビジュアル複合情報処理研究会(AVM)2017-AVM-98
- Data Source
  KAKENHI-PROJECT-17H01732
[Presentation] 非負値行列因子分解のための確率的分散縮小乗法的更新手法の検討2017
- Author(s)
  笠井裕之
- Organizer
  電子情報通信学会ニューロコンピューティング研究会(NC)信学技報IEICE-NCI2017-31
- Data Source
  KAKENHI-PROJECT-17H01732
[Presentation] 非負値行列因子分解のための確率的分散縮小乗法的更新手法の検討2017
- Author(s)
  笠井裕之
- Organizer
  電子情報通信学会ニューロコンピューティング研究会（NC）信学技報（NC2017-31）
- Data Source
  KAKENHI-PROJECT-16K00031
[Presentation] ガウス過程回帰モデルを用いたスペクトル基底に基づく多重音解析方式の提案2013
- Author(s)
  鍵本哲宏，笠井裕之
- Organizer
  電子情報通信学会　MoNA研究会
- Place of Presentation
  沖縄
- Data Source
  KAKENHI-PROJECT-25330126
[Presentation] Quantization Parameter Control At Prediction Restriction for Fast Multistream Joiner in Multi-vision System2013
- Author(s)
  Naofumi UCHIHARA, Hiroki HAYAKAWA, Hiroyuki KASAI
- Organizer
  IEEE Consumer Electronics Society Proc. of IEEE International Conference on Consumer Electronics 2013 (ICCE 2013)
- Place of Presentation
  Las Vegas
- Data Source
  KAKENHI-PROJECT-23700108
[Presentation] ガウス過程回帰モデルを用いた多重音信号における楽器同定2013
- Author(s)
  鍵本哲宏，笠井裕之
- Organizer
  情報処理学会　AVM研究会
- Place of Presentation
  京都
- Data Source
  KAKENHI-PROJECT-25330126
[Presentation] Study of Visual Attention on Multiple Video Sequences2012
- Author(s)
  Veraporm WATKANAD, Hiroyuki KASAI
- Organizer
  IEEE Consumer Electronics Society Proc. of IEEE International Conference on Consumer Electronics 2012 (ICCE 2012)
- Place of Presentation
  Las Vegas, USA
- Data Source
  KAKENHI-PROJECT-23700108
[Presentation] Fast CAVLC Level Code Skip Scheme for H.264/AVC Stream Manipulation2012
- Author(s)
  Naofumi UCHIHARA, Hiroki HAYAKAWA, Hiroyuki KASAI
- Organizer
  IEEE Consumer Electronics Society Proc. of IEEE International Conference on Consumer Electronics 2012 (ICCE 2012)
- Place of Presentation
  Las Vegas, USA
- Data Source
  KAKENHI-PROJECT-23700108
[Presentation] Fast CAVLC Level Code Skip Scheme for H.264/AVC Stream Manipulation2012
- Author(s)
  Naofumi UCHIHARA, Hiroki HAYAKAWA, Hiroyuki KASAI
- Organizer
  IEEE Consumer Electronics Society Proc. of IEEE International Conference on Consumer Electronics 2012 (ICCE 2012)
- Place of Presentation
  Las Vegas
- Data Source
  KAKENHI-PROJECT-23700108
[Presentation] H.264/AVC Prediction Restriction Encoding Control for Fast Multiple Stream Joiner2012
- Author(s)
  Naofumi UCHIHARA, Hiroyuki KASAI
- Organizer
  IEEE Consumer Electronics Society Proc. of IEEE International Conference on Consumer Electronics 2012 (ICCE 2012)
- Place of Presentation
  Las Vegas, USA
- Data Source
  KAKENHI-PROJECT-23700108
[Presentation] Adaptive View-Area and Qality Scaling for Interactive Free View-Area Tile-based Multivision Video2012
- Author(s)
  Naofumi UCHIHARA, Hiroyuki KASAI
- Organizer
  IEEE Consumer Electronics Society Proc. of IEEE International Conference on Consumer Electronics 2012 (ICCE 2012)
- Place of Presentation
  Las Vegas, USA
- Data Source
  KAKENHI-PROJECT-23700108
[Presentation] Adaptive View-Area and Qality Scaling for Interactive Free View-Area Tile-based Multivision Video2012
- Author(s)
  Naofumi UCHIHARA, Hiroyuki KASAI
- Organizer
  IEEE Consumer Electronics Society Proc. Of IEEE International Conference on Consumer Electronics 2012 (ICCE 2012)
- Place of Presentation
  Las Vegas
- Data Source
  KAKENHI-PROJECT-23700108
[Presentation] H.264/AVC Prediction Restriction Encoding Control for Fast Multiple Stream Joiner2012
- Author(s)
  Naofumi UCHIHARA, Hiroyuki KASAI
- Organizer
  IEEE Consumer Electronics Society Proc. of IEEE International Conference on Consumer Electronics 2012 (ICCE 2012)
- Place of Presentation
  Las Vegas
- Data Source
  KAKENHI-PROJECT-23700108
[Presentation] Study of Visual Attention on Multiple Video Sequences2012
- Author(s)
  Veraporm WATKANAD, Hiroyuki KASAI
- Organizer
  IEEE Consumer Electronics Society Proc. of IEEE International Conference on Consumer Electronics 2012 (ICCE 2012)
- Place of Presentation
  Las Vegas
- Data Source
  KAKENHI-PROJECT-23700108
[Presentation] Simple Drift Error-resilient H.264/AVC Encoder for Fast Video Transcoding using DCT Coefficients2012
- Author(s)
  Kwee-Li Cheng, Naofumi UCHIHARA, Hiroyuki KASAI
- Organizer
  IEEE Proc. of IEEE International Symposium on Computer, Consumer and Control 2012 (IS3C2012)
- Place of Presentation
  Taipei
- Data Source
  KAKENHI-PROJECT-23700108
[Presentation] 2011, Analysis ofDrift-Error Propagation in H.264/AVCVideo Transcoding2011
- Author(s)
  Kwee-Li CHENG, Naofumi UCHIHARA, Hiroyuki KASAI
- Organizer
  IEEE Int.Conf.on Consumer Electronics 2011 (ICCE2011)
- Year and Date
  2011-01-11
- Data Source
  KAKENHI-PROJECT-21760277
[Presentation] 2011, Fast Stream Joiner forNext-Generation Interactive Video2011
- Author(s)
  Naofumi UCHIHARA, Hiroyuki KASAI
- Organizer
  IEEE Int.Conf.on Consumer Electronics 2011 (ICCE2011)
- Year and Date
  2011-01-11
- Data Source
  KAKENHI-PROJECT-21760277
[Presentation] Fast stream joiner for next-generation interactive video2011
- Author(s)
  Naofumi Uchihara, Hiroyuki Kasai
- Organizer
  IEEE International Conference on Consumer Electronics 2011
- Place of Presentation
  Las Vegas, US
- Year and Date
  2011-01-13
- Data Source
  KAKENHI-PROJECT-21760277
[Presentation] Analysis of drift-error propagation in H.264/AVC video transcoding2011
- Author(s)
  Kwee Li, Naofumi Uchihara, Hiroyuki Kasai
- Organizer
  IEEE International Conference on Consumer Electronics 2011
- Place of Presentation
  Las Vegas, US
- Year and Date
  2011-01-13
- Data Source
  KAKENHI-PROJECT-21760277
[Presentation]2011
- Author(s)
  Naofumi UCHIHARA, Hiroyuki KASAI
- Organizer
  IEEE Int.Conf.on Consumer Electronics 2010 (ICCE2010)2010
- Year and Date
  2011-01-11
- Data Source
  KAKENHI-PROJECT-21760277
[Presentation] Simple Drift Error-resilient H.264/AVC Encoder for Fast Video Transcoding using DCT Coefficients
- Author(s)
  Kwee-Li Cheng, Naofumi UCHIHARA, Hiroyuki KASAI
- Organizer
  IEEE Proc. of IEEE International Symposium on Computer, Consumer and Control 2012 (IS3C2012)
- Place of Presentation
  Taipei, Taiwan
- Data Source
  KAKENHI-PROJECT-23700108
[Presentation] Quantization Parameter Control At Prediction Restriction for Fast Multistream Joiner in Multi-vision System
- Author(s)
  Naofumi UCHIHARA, Hiroyuki KASAI
- Organizer
  IEEE Consumer Electronics Society Proc. of IEEE International Conference on Consumer Electronics 2013 (ICCE 2013)
- Place of Presentation
  Las Vegas, USA
- Data Source
  KAKENHI-PROJECT-23700108

1. Shinkuma Ryoichi (70362580)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. 矢守恭子 (20350449)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Kasai Hiroyuki 笠井 裕之

KASAI Hiroyuki 笠井 裕之

Research Projects

Research Products

Co-Researchers

最適輸送理論のための最適化手法と機械学習への応用Principal Investigator

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Scalable non-linear and non-convex manifold optimization for big data machine learningPrincipal Investigator

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New Data Importance Metric for Communication Control in Spatial Knowledge Services

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Riemannian optimization and applications for high-dimensional large-scale dataPrincipal Investigator

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High efficient video transcoding and media orchestration for scalable provisiningPrincipal Investigator

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High functional interactive delivery method for a huge number of high definition videosPrincipal Investigator

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Free View-Area Access to Super High-Vidion Video for Multiple UsersPrincipal Investigator

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[Journal Article] Wasserstein Graph Distance based on L_1-Approximated Tree Edit Distance between Weisfeiler-Lehman Subtrees2023

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[Journal Article] Auto-weighted Sequential Wasserstein Distance and Application to Sequence Matching2022

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[Journal Article] LCS graph kernel based on Wasserstein distance in longest common subsequence metric space2021

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[Journal Article] Block-coordinate Frank-Wolfe algorithm and convergence analysis for semi-relaxed OT problem2021

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[Journal Article] Graph embedding using multi-layer adjacent point merging model2021

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[Journal Article] Consistency-aware and inconsistency-aware graph-based multi-view clustering2020

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[Journal Article] Riemannian optimization on the simplex of positive definite matrices2020

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[Journal Article] Overlapped State Hidden Semi-Markov Model for Grouped Multiple Sequences2020

Kasai Hiroyuki 笠井裕之

KASAI Hiroyuki 笠井裕之