Katsuo IKEDA


Complexity of Boolean Functions Satisfying the Propagation Criterion
Shouichi HIROSE Katsuo IKEDA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/04/25
Vol. E78-A  No. 4  pp. 470-478
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
Boolean functionpropagation criterionunatenessinversion complexityformula sizeVLSI complexityOBDD size
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Relationships among Nonlinearity Criteria of Boolean Functions
Shouichi HIROSE Katsuo IKEDA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/02/25
Vol. E78-A  No. 2  pp. 235-243
Type of Manuscript:  PAPER
Category: Information Security and Cryptography
Keyword: 
Boolean functionsnonlinearity criteriapropagation criterionstrict avalanche criterionsymmetric cryptosystemscryptography
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Propagation Characteristics of Boolean Functions and Their Balancedness
Shouichi HIROSE Katsuo IKEDA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/01/25
Vol. E78-A  No. 1  pp. 11-18
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
Boolean functionsnonlinearity criteriapropagation criterionbalancednesssymmetric cryptosystems
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Extraction of Inclined Character Strings from Unformed Document Images Using the Confidence Value of a Character Recognizer
Kei TAKIZAWA Daisaku ARITA Michihiko MINOH Katsuo IKEDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1994/07/25
Vol. E77-D  No. 7  pp. 839-845
Type of Manuscript:  Special Section PAPER (Special Issue on Document Analysis and Recognition)
Category: 
Keyword: 
string segmentationstring extractionlayout analysis
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Fast String Searching in a Character Lattice
Shuji SENDA Michihiko MINOH Katsuo IKEDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1994/07/25
Vol. E77-D  No. 7  pp. 846-851
Type of Manuscript:  Special Section PAPER (Special Issue on Document Analysis and Recognition)
Category: 
Keyword: 
character recognitioncharacter latticestring searching algorithm
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