Masashi SUGIYAMA


Artist Agent: A Reinforcement Learning Approach to Automatic Stroke Generation in Oriental Ink Painting
Ning XIE  Hirotaka HACHIYA  Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2013/05/01
Vol. E96-D  No. 5  pp. 1134-1144
Type of Manuscript: PAPER
Category: Artificial Intelligence, Data Mining
Keyword: 
painterly renderingstroke-based renderingreinforcement learningpolicy gradient
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Winning the Kaggle Algorithmic Trading Challenge with the Composition of Many Models and Feature Engineering
Ildefons MAGRANS DE ABRIL  Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2013/03/01
Vol. E96-D  No. 3  pp. 742-745
Type of Manuscript: LETTER
Category: Artificial Intelligence, Data Mining
Keyword: 
Kaggle challengemodel architectureboostingfeature selectionhigh frequency tradingliquidity shockmaximal information coefficient
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On Kernel Parameter Selection in Hilbert-Schmidt Independence Criterion
Masashi SUGIYAMA  Makoto YAMADA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2012/10/01
Vol. E95-D  No. 10  pp. 2564-2567
Type of Manuscript: LETTER
Category: Artificial Intelligence, Data Mining
Keyword: 
Hilbert-Schmidt independence criterionleast-squares mutual informationcross-validationGaussian kernel
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Multi-Task Approach to Reinforcement Learning for Factored-State Markov Decision Problems
Jaak SIMM  Masashi SUGIYAMA  Hirotaka HACHIYA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2012/10/01
Vol. E95-D  No. 10  pp. 2426-2437
Type of Manuscript: PAPER
Category: Artificial Intelligence, Data Mining
Keyword: 
reinforcement learningmulti-task learningtransfer learningfactored state modelsMarkov decision process
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Early Stopping Heuristics in Pool-Based Incremental Active Learning for Least-Squares Probabilistic Classifier
Tsubasa KOBAYASHI  Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2012/08/01
Vol. E95-D  No. 8  pp. 2065-2073
Type of Manuscript: PAPER
Category: Artificial Intelligence, Data Mining
Keyword: 
pool-based incremental active learningearly stoppingleast-squares probabilistic classifiersemi-supervised learning
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FOREWORD
Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2011/10/01
Vol. E94-D  No. 10  pp. 1845-1845
Type of Manuscript: FOREWORD
Category: 
Keyword: 
  Summary |  Full Text:PDF (58KB)

Least-Squares Independence Test
Masashi SUGIYAMA  Taiji SUZUKI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2011/06/01
Vol. E94-D  No. 6  pp. 1333-1336
Type of Manuscript: LETTER
Category: Artificial Intelligence, Data Mining
Keyword: 
independence testdensity ratio estimationunconstrained least-squares importance fittingsquared-loss mutual information
  Summary |  Full Text:PDF (162.1KB)

Improving the Accuracy of Least-Squares Probabilistic Classifiers
Makoto YAMADA  Masashi SUGIYAMA  Gordon WICHERN  Jaak SIMM 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2011/06/01
Vol. E94-D  No. 6  pp. 1337-1340
Type of Manuscript: LETTER
Category: Pattern Recognition
Keyword: 
least-squares probabilistic classifierkernel logistic regressiondensity ratioPASCAL VOC 2010freesound
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Lighting Condition Adaptation for Perceived Age Estimation
Kazuya UEKI  Masashi SUGIYAMA  Yasuyuki IHARA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2011/02/01
Vol. E94-D  No. 2  pp. 392-395
Type of Manuscript: LETTER
Category: Image Recognition, Computer Vision
Keyword: 
face recognitionage estimationcovariate shift adaptationlighting condition changeKullback-Leibler importance estimation procedureimportance-weighted regularized least-squares
  Summary |  Full Text:PDF (158.3KB)

A Semi-Supervised Approach to Perceived Age Prediction from Face Images
Kazuya UEKI  Masashi SUGIYAMA  Yasuyuki IHARA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/10/01
Vol. E93-D  No. 10  pp. 2875-2878
Type of Manuscript: LETTER
Category: Image Recognition, Computer Vision
Keyword: 
perceived age estimationactive learningweighted regressionsemi-supervised learningmanifold regularizationhuman age perception
  Summary |  Full Text:PDF (198.2KB)

FOREWORD
Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/10/01
Vol. E93-D  No. 10  pp. 2671-2671
Type of Manuscript: FOREWORD
Category: 
Keyword: 
  Summary |  Full Text:PDF (55.9KB)

Superfast-Trainable Multi-Class Probabilistic Classifier by Least-Squares Posterior Fitting
Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/10/01
Vol. E93-D  No. 10  pp. 2690-2701
Type of Manuscript: Special Section PAPER (Special Section on Data Mining and Statistical Science)
Category: 
Keyword: 
probabilistic classificationkernel logistic regressionclass-posterior probabilitysquared-loss
  Summary |  Full Text:PDF (1.2MB)

Direct Importance Estimation with a Mixture of Probabilistic Principal Component Analyzers
Makoto YAMADA  Masashi SUGIYAMA  Gordon WICHERN  Jaak SIMM 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/10/01
Vol. E93-D  No. 10  pp. 2846-2849
Type of Manuscript: LETTER
Category: Fundamentals of Information Systems
Keyword: 
importanceKullback-Leibler importance estimation proceduremixture of probabilistic principal component analyzersexpectation-maximization algorithm
  Summary |  Full Text:PDF (120.3KB)

Least Absolute Policy Iteration--A Robust Approach to Value Function Approximation
Masashi SUGIYAMA  Hirotaka HACHIYA  Hisashi KASHIMA  Tetsuro MORIMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/09/01
Vol. E93-D  No. 9  pp. 2555-2565
Type of Manuscript: PAPER
Category: Artificial Intelligence, Data Mining
Keyword: 
reinforcement learningvalue function approximationleast-squares policy iterationoutlier1-loss functionlinear programming
  Summary |  Full Text:PDF (2.1MB)

Spectral Methods for Thesaurus Construction
Nobuyuki SHIMIZU  Masashi SUGIYAMA  Hiroshi NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/06/01
Vol. E93-D  No. 6  pp. 1378-1385
Type of Manuscript: Special Section PAPER (Special Section on Info-Plosion)
Category: Natural Language Processing
Keyword: 
synonym acquisitionsynonym extractionthesaurusspectral clusteringgraph laplacian
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Theoretical Analysis of Density Ratio Estimation
Takafumi KANAMORI  Taiji SUZUKI  Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/04/01
Vol. E93-A  No. 4  pp. 787-798
Type of Manuscript: PAPER
Category: Algorithms and Data Structures
Keyword: 
density ratio estimationdensity estimationlogistic regressionasymptotic analysisGaussian assumption
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Least-Squares Conditional Density Estimation
Masashi SUGIYAMA  Ichiro TAKEUCHI  Taiji SUZUKI  Takafumi KANAMORI  Hirotaka HACHIYA  Daisuke OKANOHARA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/03/01
Vol. E93-D  No. 3  pp. 583-594
Type of Manuscript: PAPER
Category: Pattern Recognition
Keyword: 
conditional density estimationmultimodalityheteroscedastic noisedirect density ratio estimationtransition estimation
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Direct Importance Estimation with Gaussian Mixture Models
Makoto YAMADA  Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/10/01
Vol. E92-D  No. 10  pp. 2159-2162
Type of Manuscript: LETTER
Category: Pattern Recognition
Keyword: 
importance weightKLIEPGaussian mixture modelsEM algorithm
  Summary |  Full Text:PDF (134.6KB)

Recent Advances and Trends in Large-Scale Kernel Methods
Hisashi KASHIMA  Tsuyoshi IDE  Tsuyoshi KATO  Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/07/01
Vol. E92-D  No. 7  pp. 1338-1353
Type of Manuscript: Special Section PAPER (Special Section on Large Scale Algorithms for Learning and Optimization)
Category: INVITED
Keyword: 
kernel methodssupport vector machineskernel tricklow-rank approximationoptimizationstructured data
  Summary |  Full Text:PDF (306.4KB)

On Computational Issues of Semi-Supervised Local Fisher Discriminant Analysis
Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/05/01
Vol. E92-D  No. 5  pp. 1204-1208
Type of Manuscript: LETTER
Category: Artificial Intelligence and Cognitive Science
Keyword: 
dimensionality reductionsemi-supervised learningsemi-supervised local Fisher discriminant analysissparsitygeneralized eigenvalue problem
  Summary |  Full Text:PDF (93.2KB)

Approximating the Best Linear Unbiased Estimator of Non-Gaussian Signals with Gaussian Noise
Masashi SUGIYAMA  Motoaki KAWANABE  Gilles BLANCHARD  Klaus-Robert MULLER 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/05/01
Vol. E91-D  No. 5  pp. 1577-1580
Type of Manuscript: LETTER
Category: Pattern Recognition
Keyword: 
signal denoisingbest linear unbiased estimator (BLUE)non-Gaussian component analysis (NGCA)Gaussian noise
  Summary |  Full Text:PDF (158.7KB)

Analytic Optimization of Adaptive Ridge Parameters Based on Regularized Subspace Information Criterion
Shun GOKITA  Masashi SUGIYAMA  Keisuke SAKURAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/11/01
Vol. E90-A  No. 11  pp. 2584-2592
Type of Manuscript: PAPER
Category: Neural Networks and Bioengineering
Keyword: 
supervised learninggeneralization errormodel selectionregularized subspace information criterion
  Summary |  Full Text:PDF (209.7KB)

A New Meta-Criterion for Regularized Subspace Information Criterion
Yasushi HIDAKA  Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2007/11/01
Vol. E90-D  No. 11  pp. 1779-1786
Type of Manuscript: PAPER
Category: Pattern Recognition
Keyword: 
supervised learninggeneralization capabilitymodel selectionunbiased estimatorregularized subspace information criterion
  Summary |  Full Text:PDF (209.2KB)

Generalization Error Estimation for Non-linear Learning Methods
Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/07/01
Vol. E90-A  No. 7  pp. 1496-1499
Type of Manuscript: LETTER
Category: Neural Networks and Bioengineering
Keyword: 
supervised learninggeneralization capabilitymodel selectionsubspace information criterionnon-linear learning
  Summary |  Full Text:PDF (93.4KB)

Analytic Optimization of Shrinkage Parameters Based on Regularized Subspace Information Criterion
Masashi SUGIYAMA  Keisuke SAKURAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/08/01
Vol. E89-A  No. 8  pp. 2216-2225
Type of Manuscript: PAPER
Category: Neural Networks and Bioengineering
Keyword: 
supervised learninggeneralization capabilitymodel selectionshrinkage estimatorregularized subspace information criterion
  Summary |  Full Text:PDF (372.9KB)

Constructing Kernel Functions for Binary Regression
Masashi SUGIYAMA  Hidemitsu OGAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2006/07/01
Vol. E89-D  No. 7  pp. 2243-2249
Type of Manuscript: PAPER
Category: Pattern Recognition
Keyword: 
supervised learningregressionkernel methodskernel functionsKarhunen-Loeve expansionprincipal component analysisbinary regressionGaussian kernel
  Summary |  Full Text:PDF (245.2KB)

Active Learning with Model Selection -- Simultaneous Optimization of Sample Points and Models for Trigonometric Polynomial Models
Masashi SUGIYAMA  Hidemitsu OGAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/12/01
Vol. E86-D  No. 12  pp. 2753-2763
Type of Manuscript: PAPER
Category: Pattern Recognition
Keyword: 
supervised learninggeneralization capabilityactive learningmodel selectiontrigonometric polynomial space
  Summary |  Full Text:PDF (965.2KB)

Improving Precision of the Subspace Information Criterion
Masashi SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/07/01
Vol. E86-A  No. 7  pp. 1885-1895
Type of Manuscript: PAPER
Category: Neural Networks and Bioengineering
Keyword: 
machine learninggeneralization capabilitysubspace information criteriongeneralized inverseunbiased estimatorvariance
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Incremental Construction of Projection Generalizing Neural Networks
Masashi SUGIYAMA  Hidemitsu OGAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2002/09/01
Vol. E85-D  No. 9  pp. 1433-1442
Type of Manuscript: PAPER
Category: Biocybernetics, Neurocomputing
Keyword: 
generalization capabilityincremental learningpseudo biorthogonal basis (PBOB)projection learningprojection generalizing neural network
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Active Learning for Optimal Generalization in Trigonometric Polynomial Models
Masashi SUGIYAMA  Hidemitsu OGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/09/01
Vol. E84-A  No. 9  pp. 2319-2329
Type of Manuscript: PAPER
Category: Algorithms and Data Structures
Keyword: 
supervised learningactive learninggeneralization capabilitytrigonometric polynomial spacepseudo orthogonal bases
  Summary |  Full Text:PDF (401.9KB)

Subspace Information Criterion for Image Restoration--Optimizing Parameters in Linear Filters
Masashi SUGIYAMA  Daisuke IMAIZUMI  Hidemitsu OGAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/09/01
Vol. E84-D  No. 9  pp. 1249-1256
Type of Manuscript: PAPER
Category: Image Processing, Image Pattern Recognition
Keyword: 
image restorationmean squared errorsubspace information criterionmoving-average filtermodel selection
  Summary |  Full Text:PDF (6.6MB)