Yuchi KANZAWA


Fuzzy c-Means Algorithms for Data with Tolerance Using Kernel Functions
Yuchi KANZAWA Yasunori ENDO Sadaaki MIYAMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/09/01
Vol. E91-A  No. 9  pp. 2520-2534
Type of Manuscript:  Special Section PAPER (Special Section on Nonlinear Theory and its Applications)
Category: Soft Computing
Keyword: 
fuzzy c-meansclusteringtolerancekernel functions
 Summary | Full Text:PDF(598.6KB)

Fuzzy c-Means Algorithms for Data with Tolerance Based on Opposite Criterions
Yuchi KANZAWA Yasunori ENDO Sadaaki MIYAMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/10/01
Vol. E90-A  No. 10  pp. 2194-2202
Type of Manuscript:  Special Section PAPER (Special Section on Nonlinear Theory and its Applications)
Category: Soft Computing
Keyword: 
fuzzy c-meansclusteringtolerancereliability of the clustering result
 Summary | Full Text:PDF(293.9KB)

Imperfect Singular Solutions of Nonlinear Equations and a Numerical Method of Proving Their Existence
Yuchi KANZAWA Shin'ichi OISHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/06/25
Vol. E82-A  No. 6  pp. 1062-1069
Type of Manuscript:  PAPER
Category: Nonlinear Problems
Keyword: 
numerical computation with guaranteed accuracyKrawczyk-based interval validation methodimperfect singular solutions extended systems
 Summary | Full Text:PDF(1.6MB)

Calculating Bifurcation Points with Guaranteed Accuracy
Yuchi KANZAWA Shin'ichi OISHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/06/25
Vol. E82-A  No. 6  pp. 1055-1061
Type of Manuscript:  PAPER
Category: Nonlinear Problems
Keyword: 
numerical computation with guaranteed accuracyKrawczyk-based interval validation methodturning pointssymmetry breaking bifurcation pointshysteresis pointsextended systemsbifurcation points
 Summary | Full Text:PDF(1.7MB)

A Method of Proving the Existence of Simple Turning Points of Two-Point Boundary Value Problems Based on the Numerical Computation with Guaranteed Accuracy
Takao SOMA Shin'ichi OISHI Yuchi KANZAWA Kazuo HORIUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/09/25
Vol. E81-A  No. 9  pp. 1892-1897
Type of Manuscript:  Special Section PAPER (Special Section on Nonlinear Theory and Its Applications)
Category: Numerical Analysis
Keyword: 
numerical computation with guaranteed accuracykrawczyk's mappingturning pointsenlarged systemstwo-point boundary-value problems
 Summary | Full Text:PDF(461.4KB)