Hiroyuki Okamura
Title
Cited by
Cited by
Year
Gompertz software reliability model: Estimation algorithm and empirical validation
K Ohishi, H Okamura, T Dohi
Journal of Systems and software 82 (3), 535-543, 2009
1412009
Markovian arrival process parameter estimation with group data
H Okamura, T Dohi, KS Trivedi
IEEE/ACM Transactions on networking 17 (4), 1326-1339, 2009
862009
Optimal control of preventive maintenance schedule and safety stocks in an unreliable manufacturing environment
T Dohi, H Okamura, S Osaki
International Journal of Production Economics 74 (1-3), 147-155, 2001
822001
Software reliability growth models with normal failure time distributions
H Okamura, T Dohi, S Osaki
Reliability Engineering & System Safety 116, 135-141, 2013
652013
An iterative scheme for maximum likelihood estimation in software reliability modeling
H Okamura, Y Watanabe, T Dohi
14th International Symposium on Software Reliability Engineering, 2003 …, 2003
632003
EM algorithm for discrete software reliability models: a unified parameter estimation method
H Okamura, A Murayama, T Dohi
Eighth IEEE International Symposium on High Assurance Systems Engineering …, 2004
592004
Distribution-free checkpoint placement algorithms based on min-max principle
T Ozaki, T Dohi, H Okamura, N Kaio
IEEE Transactions on Dependable and Secure Computing 3 (2), 130-140, 2006
562006
A refined EM algorithm for PH distributions
H Okamura, T Dohi, KS Trivedi
Performance Evaluation 68 (10), 938-954, 2011
492011
Optimal security patch release timing under non-homogeneous vulnerability-discovery processes
H Okamura, M Tokuzane, T Dohi
2009 20th international symposium on software reliability engineering, 120-128, 2009
452009
A multi-factor software reliability model based on logistic regression
H Okamura, Y Etani, T Dohi
2010 IEEE 21st International Symposium on Software Reliability Engineering …, 2010
402010
Markovian modeling and analysis of Internet worm propagation
H Okamura, H Kobayashi, T Dohi
16th IEEE International Symposium on Software Reliability Engineering (ISSRE …, 2005
362005
A reliability assessment method for software products in operational phase—proposal of an accelerated life testing model
H Okamura, T Dohi, S Osaki
Electronics and Communications in Japan (Part III: Fundamental Electronic …, 2001
362001
Quantifying software maintainability based on a fault-detection/correction model
K Shibata, K Rinsaka, T Dohi, H Okamura
13th Pacific Rim International Symposium on Dependable Computing (PRDC 2007 …, 2007
332007
Faster maximum likelihood estimation algorithms for Markovian arrival processes
H Okamura, T Dohi
2009 Sixth international conference on the quantitative evaluation of …, 2009
312009
Dynamic software rejuvenation policies in a transaction-based system under Markovian arrival processes
H Okamura, T Dohi
Performance Evaluation 70 (3), 197-211, 2013
302013
Min-max checkpoint placement under incomplete failure information
T Ozaki, T Dohi, H Okamura, N Kaio
International Conference on Dependable Systems and Networks, 2004, 721-730, 2004
292004
EM algorithms for logistic software reliability models
H Okamura
Proc. 7th IASTED Int'l Conf. on Software Eng., 2004, 2004
292004
Estimating mixed software reliability models based on the EM algorithm
H Okamura, Y Watanabe, T Dohi
Proceedings International Symposium on Empirical Software Engineering, 69-78, 2002
292002
SRATS: Software reliability assessment tool on spreadsheet (Experience report)
H Okamura, T Dohi
2013 IEEE 24th International Symposium on Software Reliability Engineering …, 2013
272013
Enhancing performance of random testing through Markov chain Monte Carlo methods
B Zhou, H Okamura, T Dohi
IEEE Transactions on Computers 62 (1), 186-192, 2011
252011
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Articles 1–20