Shigeichi Hirasawa

A method for solving key equation for decoding goppa codes

Y. Sugiyama, Masao Kasahara, Shigeichi Hirasawa et al. · Information and Control · 1975 · 396 citations

Engineering, Coding Theory, Error Correction Code +6

An efficient maximum-likelihood-decoding algorithm for linear block codes with algebraic decoder

T. Kaneko, Takeshi Nishijima, Hiroshige Inazumi et al. · IEEE Transactions on Information Theory · 1994 · 153 citations

Engineering, Algebraic Coding Theory, Joint Source-channel Coding +13

Further results on Goppa codes and their applications to constructing efficient binary codes

Y. Sugiyama, M. Kasahara, Shigeichi Hirasawa et al. · IEEE Transactions on Information Theory · 1976 · 69 citations

Engineering, Formal Methods, Iterative Decoding +14

A class of distortionless codes designed by Bayes decision theory

T. Matsushima, Hiroshige Inazumi, Shigeichi Hirasawa · IEEE Transactions on Information Theory · 1991 · 52 citations

Bayesian Decision Theory, Engineering, Machine Learning +21

An improvement of soft-decision maximum-likelihood decoding algorithm using hard-decision bounded-distance decoding

T. Kaneko, Takeshi Nishijima, Shigeichi Hirasawa · IEEE Transactions on Information Theory · 1997 · 47 citations

Decoding Time Complexity, Hard-decision Bounded-distance Decoding, Engineering +10