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IEICE Trans

Hideyuki IMAI

Kernel-Based Regressors Equivalent to Stochastic Affine Estimators
Akira TANAKA Masanari NAKAMURA Hideyuki IMAI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2022/01/01
Vol. E105-D  No. 1  pp. 116-122
Type of Manuscript:  PAPER
Category: Artificial Intelligence, Data Mining
Keyword: 
kernel regression, autocorrelation prior, linear estimators, affine estimators, optimization criterion, 
 Summary | Full Text:PDF
Shift Invariance Property of a Non-Negative Matrix Factorization
Hideyuki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2020/02/01
Vol. E103-A  No. 2  pp. 580-581
Type of Manuscript:  LETTER
Category: General Fundamentals and Boundaries
Keyword: 
non-negative matrix factorization, semi non-negative matrix factorization, parallel moving, 
 Summary | Full Text:PDF
A Fast Cross-Validation Algorithm for Kernel Ridge Regression by Eigenvalue Decomposition
Akira TANAKA Hideyuki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2019/09/01
Vol. E102-A  No. 9  pp. 1317-1320
Type of Manuscript:  LETTER
Category: Numerical Analysis and Optimization
Keyword: 
kernel ridge regression, model selection, hyperparameter, cross-validation, 
 Summary | Full Text:PDF
An Online Self-Constructive Normalized Gaussian Network with Localized Forgetting
Jana BACKHUS Ichigaku TAKIGAWA Hideyuki IMAI Mineichi KUDO Masanori SUGIMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2017/03/01
Vol. E100-A  No. 3  pp. 865-876
Type of Manuscript:  PAPER
Category: Neural Networks and Bioengineering
Keyword: 
Normalized Gaussian Networks, dynamic model selection, online learning, chaotic time series forecasting, 
 Summary | Full Text:PDF
Theoretical Analyses on 2-Norm-Based Multiple Kernel Regressors
Akira TANAKA Hideyuki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2017/03/01
Vol. E100-A  No. 3  pp. 877-887
Type of Manuscript:  PAPER
Category: Neural Networks and Bioengineering
Keyword: 
multiple kernel regressor, reproducing kernel Hilbert space, generalization error, 2-norm criterion, 2-norm regularizer, 
 Summary | Full Text:PDF
Ensemble and Multiple Kernel Regressors: Which Is Better?
Akira TANAKA Hirofumi TAKEBAYASHI Ichigaku TAKIGAWA Hideyuki IMAI Mineichi KUDO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/11/01
Vol. E98-A  No. 11  pp. 2315-2324
Type of Manuscript:  PAPER
Category: Neural Networks and Bioengineering
Keyword: 
kernel regression, ensemble kernel regressor, multiple kernel regressor, generalization error, reproducing kernel Hilbert spaces, 
 Summary | Full Text:PDF
Parametric Wiener Filter with Linear Constraints for Unknown Target Signals
Akira TANAKA Hideyuki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/01/01
Vol. E97-A  No. 1  pp. 322-330
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
parametric Wiener filter, linear constraints, optimization criterion, closed-form solution, 
 Summary | Full Text:PDF
A Unified Framework of Subspace Identification for D.O.A. Estimation
Akira TANAKA Hideyuki IMAI Masaaki MIYAKOSHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/02/01
Vol. E90-A  No. 2  pp. 419-428
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
D.O.A. estimation, spatial correlation matrix, signal subspace, noise subspace, proper and improper eigenvectors, 
 Summary | Full Text:PDF
On Formulations and Solutions in Linear Image Restoration Problems
Akira TANAKA Hideyuki IMAI Masaaki MIYAKOSHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/08/01
Vol. E87-A  No. 8  pp. 2144-2151
Type of Manuscript:  PAPER
Category: Image
Keyword: 
image restoration, formulation of the optimality, optimization criterion, 
 Summary | Full Text:PDF
Enhanced Interval Splitting and Bounding for Global Optimization
Ronald WAWERU MWANGI Hideyuki IMAI Yoshiharu SATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/08/01
Vol. E87-A  No. 8  pp. 2120-2125
Type of Manuscript:  PAPER
Category: Numerical Analysis and Optimization
Keyword: 
branch and bound, interval inclusion properties, Newton method, quadratic method, 
 Summary | Full Text:PDF
Multidimensional Global Optimization Using Interval Slopes
Ronald Waweru MWANGI Hideyuki IMAI Yoshiharu SATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/11/01
Vol. E86-A  No. 11  pp. 2836-2843
Type of Manuscript:  PAPER
Category: Numerical Analysis and Optimization
Keyword: 
convexity, interval slopes, monotonicity, Newton method, quadratic method, 
 Summary | Full Text:PDF
Parameter Estimation and Image Restoration Using the Families of Projection Filters and Parametric Projection Filters
Hideyuki IMAI Yuying YUAN Yoshiharu SATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/08/01
Vol. E85-A  No. 8  pp. 1966-1969
Type of Manuscript:  LETTER
Category: Digital Signal Processing
Keyword: 
family of projection filters, family of parametric projection filters, constrained least squares filters, 
 Summary | Full Text:PDF
Choosing the Parameter of Image Restoration Filters by Modified Subspace Information Criterion
Akira TANAKA Hideyuki IMAI Masaaki MIYAKOSHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/05/01
Vol. E85-A  No. 5  pp. 1104-1110
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
image restoration, parameter, subspace information criterion, squared error, unbiased estimator, 
 Summary | Full Text:PDF
The Family of Regularized Parametric Projection Filters for Digital Image Restoration
Hideyuki IMAI Akira TANAKA Masaaki MIYAKOSHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/03/25
Vol. E82-A  No. 3  pp. 527-534
Type of Manuscript:  PAPER
Category: Image Theory
Keyword: 
family of projection filters, family of parametric projection filters, regularization theory, 
 Summary | Full Text:PDF
On Restoration of Overlapping Images
Hideyuki IMAI Yasuhisa NAKATA Masaaki MIYAKOSHI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1997/12/25
Vol. E80-D  No. 12  pp. 1190-1194
Type of Manuscript:  PAPER
Category: Image Processing,Computer Graphics and Pattern Recognition
Keyword: 
image restoration, linear constraint, Partial Projection Filter, 
 Summary | Full Text:PDF
The Family of Parametric Projection Filters and Its Properties for Perturbation
Hideyuki IMAI Akira TANAKA Masaaki MIYAKOSHI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1997/08/25
Vol. E80-D  No. 8  pp. 788-794
Type of Manuscript:  PAPER
Category: Image Processing,Computer Graphics and Pattern Recognition
Keyword: 
image restoration, parametric filters, perturbation, 
 Summary | Full Text:PDF