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IEICE Trans

Akira NAGAI

Strongly Secure Identity-Based Key Exchange with Single Pairing Operation
Junichi TOMIDA Atsushi FUJIOKA Akira NAGAI Koutarou SUZUKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2021/01/01
Vol. E104-A  No. 1  pp. 58-68
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
identity-based authenticated group key exchange, id-eCK security, asymmetric pairing, external Diffie-Hellman for target group assumption, q-gap-bilinear collision attack assumption, HMQV construction, NAXOS technique, 
 Summary | Full Text:PDF
Probabilistic Information Retrieval Method Based on Differential Latent Semantic Index Space
Liang CHEN Naoyuki TOKUDA Akira NAGAI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/07/01
Vol. E84-D  No. 7  pp. 910-914
Type of Manuscript:  LETTER
Category: Artificial Intelligence, Cognitive Science
Keyword: 
information retrieval, cross language information retrieval, differential document vector, differential latent semantic index space, 
 Summary | Full Text:PDF