Shigeichi Hirasawa

2007
26	EE	Takashi Ishida, Toshiyasu Matsushima, Shigeichi Hirasawa: Word Segmentation for the Sequences Emitted from a Word-Valued Source. CIT 2007: 662-661
25	EE	Masayuki Goto, Takashi Ishida, Shigeichi Hirasawa: Statistical Evaluation of Measure and Distance on Document Classification Problems in Text Mining. CIT 2007: 674-673
24	EE	Makoto Suzuki, Shigeichi Hirasawa: Text categorization based on the ratio of word frequency in each categories. SMC 2007: 3535-3540
23	EE	Shigeichi Hirasawa, Fu-Yih Shih, Wei-Tzen Yang: Student questionnaire analyses for class management by text mining both in Japanese and in Chinese. SMC 2007: 398-405
22	EE	Hideki Yagi, Toshiyasu Matsushima, Shigeichi Hirasawa: Improved collusion-secure codes for digital fingerprinting based on finite geometries. SMC 2007: 948-953
21	EE	Ryo Nomura, Toshiyasu Matsushima, Shigeichi Hirasawa: A Note on the epsilon-Overflow Probability of Lossless Codes. IEICE Transactions 90-A(12): 2965-2970 (2007)
20	EE	Daiki Koizumi, Naoto Kobayashi, Toshiyasu Matsushima, Shigeichi Hirasawa: Reliability-Based Hybrid ARQ Scheme with Encoded Parity Bit Retransmissions and Message Passing Decoding. IEICE Transactions 90-A(9): 1736-1744 (2007)
19	EE	Hideki Yagi, Toshiyasu Matsushima, Shigeichi Hirasawa: A Generalization of the Parallel Error Correcting Codes by Allowing Some Random Errors. IEICE Transactions 90-A(9): 1745-1753 (2007)
2006
18	EE	Hideki Yagi, Toshiyasu Matsushima, Shigeichi Hirasawa: New Traceability Codes Against a Generalized Collusion Attack for Digital Fingerprinting. WISA 2006: 252-266
17	EE	Naoto Kobayashi, Daiki Koizumi, Toshiyasu Matsushima, Shigeichi Hirasawa: A Note on Error Correction Schemes with a Feedback Channel. IEICE Transactions 89-A(10): 2475-2480 (2006)
16	EE	Gou Hosoya, Hideki Yagi, Toshiyasu Matsushima, Shigeichi Hirasawa: A Modification Method for Constructing Low-Density Parity-Check Codes for Burst Erasures. IEICE Transactions 89-A(10): 2501-2509 (2006)
15	EE	Hideki Yagi, Toshiyasu Matsushima, Shigeichi Hirasawa: Fast Algorithm for Generating Candidate Codewords in Reliability-Based Maximum Likelihood Decoding. IEICE Transactions 89-A(10): 2676-2683 (2006)
14	EE	Takashi Ishida, Masayuki Goto, Toshiyasu Matsushima, Shigeichi Hirasawa: Properties of a Word-Valued Source with a Non-prefix-free Word Set. IEICE Transactions 89-A(12): 3710-3723 (2006)
13	EE	Naoto Kobayashi, Toshiyasu Matsushima, Shigeichi Hirasawa: Transformation of a Parity-Check Matrix for a Message-Passing Algorithm over the BEC. IEICE Transactions 89-A(5): 1299-1306 (2006)
12	EE	Tomohiko Saito, Toshiyasu Matsushima, Shigeichi Hirasawa: A Note on Construction of Orthogonal Arrays with Unequal Strength from Error-Correcting Codes. IEICE Transactions 89-A(5): 1307-1315 (2006)
2005
11	EE	Hideki Yagi, Toshiyasu Matsushima, Shigeichi Hirasawa: A Heuristic Search Method with the Reduced List of Test Error Patterns for Maximum Likelihood Decoding. IEICE Transactions 88-A(10): 2721-2733 (2005)
2001
10		Masayuki Goto, Toshiyasu Matsushima, Shigeichi Hirasawa: An analysis of the difference of code lengths between two-step codes based on MDL principle and Bayes codes. IEEE Transactions on Information Theory 47(3): 927-944 (2001)
1999
9	EE	Makoto Suzuki, Toshiyasu Matsushima, Shigeichi Hirasawa: On a Deductive Reasoning Model and Method for Uncertainty. ICTAI 1999: 161-
1997
8		T. Kaneko, T. Nishijima, Shigeichi Hirasawa: An improvement of soft-decision maximum-likelihood decoding algorithm using hard-decision bounded-distance decoding. IEEE Transactions on Information Theory 43(4): 1314-1319 (1997)
1994
7		T. Kaneko, T. Nishijima, Hiroshige Inazumi, Shigeichi Hirasawa: An efficient maximum-likelihood-decoding algorithm for linear block codes with algebraic decoder. IEEE Transactions on Information Theory 40(2): 320-327 (1994)
1991
6		Toshiyasu Matsushima, Hiroshige Inazumi, Shigeichi Hirasawa: A class of distortionless codes designed by Bayes decision theory. IEEE Transactions on Information Theory 37(5): 1288-1293 (1991)
1985
5		Hiroshige Inazumi, Shigeichi Hirasawa: On the Relaxed Consecutive Retrieval Property in File Organization. FODO 1985: 103-112
1984
4		Shigeichi Hirasawa, Masao Kasahara, Yasuo Sugiyama, Toshihiko Namekawa: Modified product codes. IEEE Transactions on Information Theory 30(2): 299-305 (1984)
1981
3		Shigeichi Hirasawa, Masao Kasahara, Yasuo Sugiyama, Toshihiko Namekawa: An improvement of error exponents at low rates for the generalized version of concatenated codes. IEEE Transactions on Information Theory 27(3): 350- (1981)
1975
2		Yasuo Sugiyama, Masao Kasahara, Shigeichi Hirasawa, Toshihiko Namekawa: A Method for Solving Key Equation for Decoding Goppa Codes Information and Control 27(1): 87-99 (1975)
1974
1		Yasuo Sugiyama, Masao Kasahara, Shigeichi Hirasawa, Toshihiko Namekawa: A Modification of the Constructive Asymptotically Good Codes of Justesen for Low Rates Information and Control 25(4): 341-350 (1974)

Coauthor Index

1	Masayuki Goto	[10] [14] [25]
2	Gou Hosoya	[16]
3	Hiroshige Inazumi	[5] [6] [7]
4	Takashi Ishida	[14] [25] [26]
5	T. Kaneko	[7] [8]
6	Masao Kasahara	[1] [2] [3] [4]
7	Naoto Kobayashi	[13] [17] [20]
8	Daiki Koizumi	[17] [20]
9	Toshiyasu Matsushima	[6] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [26]
10	Toshihiko Namekawa	[1] [2] [3] [4]
11	T. Nishijima	[7] [8]
12	Ryo Nomura	[21]
13	Tomohiko Saito	[12]
14	Fu-Yih Shih	[23]
15	Yasuo Sugiyama	[1] [2] [3] [4]
16	Makoto Suzuki	[9] [24]
17	Hideki Yagi	[11] [15] [16] [18] [19] [22]
18	Wei-Tzen Yang	[23]

Colors in the list of coauthors