論文 - 増田 靖
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Transient Probabilities of Row-Continuous Markov Chain with One or Two Boundaries
Julian Keilson, YASUSHI MASUDA
Journal of Operations Research Society of Japan Vol.40 390-400 1997年09月
研究論文（学術雑誌）, 共著, 査読有り
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Tandem Queues with Bulk Arrivals, Infinitely Many Servers and Correlated Service Times
Ushio Sumita, YASUSHI MASUDA
Journal of Applied Probability Vol.34 248-257 1997年03月
研究論文（学術雑誌）, 共著, 査読有り
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Exploiting Partial Information in Queueing Systems
Yasushi Masuda
Operations Research Vol.43 530-536 1995年05月
研究論文（学術雑誌）, 単著, 査読有り
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Partially Observable Semi-Markov Reward Processes
Yasushi Masuda
Journal of Applied Probability Vol.30 548-560 1993年10月
研究論文（学術雑誌）, 単著, 査読有り
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Analysis of Multivariate Markov Modulated Poisson Process
Ushio Sumita, Yasushi Masuda
Operations Research Letters Vol.12 37-45 1992年07月
研究論文（学術雑誌）, 共著, 査読有り
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Numerical Analysis of Gracefully Degrading Fault-Tolerant Systems: Semi-Markov and Laguerre Transform Approach
Yasushi Masuda. Ushio Sumita
Computers and Operations Research Vol.18 695-707 1991年08月
研究論文（学術雑誌）, 共著, 査読有り
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A Multivariate Reward Process Defined on a Semi-Markov Process and Its First Passage Time Distributions
Yasushi Masuda, Ushio Sumita
Journal of Applied Probability Vol.28 360-373 1991年04月
研究論文（学術雑誌）, 共著, 査読有り
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A Statistical Approach for Determining Release Time of Software System with Module Structure
Y. Masuda, N. Miyawaki, U. Sumita, S. Yokoyama
IEEE Transactions on Reliability Vol.R-38 365-372 1989年08月
研究論文（学術雑誌）, 共著, 査読有り
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Development of Performance Functions for Communication/Computer Systems and its Application to Dynamic Performance Analysis
Ushio Sumita, Yasushi Masuda, Peter Kubat
Microelectronics and Reliability Vol.29 973 - 991 1989年06月
研究論文（学術雑誌）, 共著, 査読有り
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Structural Analysis of Dempster-Shafer Theory and Related Limit Theorems
Ushio Sumita, Yasushi Masuda, Masamichi Tachi, Yoichi Ishikawa
International Journal of Expert Systems Vol.2 （ 2 ） 163-198 1989年04月
研究論文（学術雑誌）, 共著, 査読有り
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First Passage Times of Birth-Death Processes and Simple Random Walks
Yasushi Masuda
Stochastic Processes and Their Applications Vol.29 51-63 1988年04月
研究論文（学術雑誌）, 単著, 査読有り
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Dynamic Performance Evaluation of Communication/Computer Systems with Highly Reliable Components
Peter Kubat, Ushio Sumita, Yasushi Masuda
Probability in the Engineering and Informational Sciences Vol.2 185-213 1988年04月
研究論文（学術雑誌）, 共著, 査読有り
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Analysis of Counting Process Associated with Semi-Markov Process: Number of Entries into a Subset of State Space
Yasushi Masuda, Ushio Sumita
Advances in Applied Probability Vol.19 767-783 1987年10月
研究論文（学術雑誌）, 共著, 査読有り
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Classes of Probability Density Functions Having Laplace Transforms with Negative Zeros and Poles
Ushio Sumita, Yasushi Masuda
Advances in Applied Probability Vol.19 632-651 1987年07月
研究論文（学術雑誌）, 共著, 査読有り
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An Alternative Approach to the Analysis of Finite Semi-Markov and Related Processes
Ushio Sumita, Yasushi Masuda
Communications in Statistics, Stochastic Models Vol.3 67-88 1987年07月
共著, 査読有り
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Analysis of Fault Tolerant Computer Systems
Ushio Sumita, J. G. Shanthikumar, Yasushi Masuda
Microelectronics and Reliability Vol.27 65-78 1987年01月
研究論文（学術雑誌）, 共著, 査読有り
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A General Software Availability/Reliability Model: Numerical Exploration via the Matrix Laguerre Transform
YASUSHI MASUDA , J.George Shanthikumar, Ushio Sumita
Communications in Statistics, Stochastic Models Vol.2 203-236 1986年05月
研究論文（学術雑誌）, 共著, 査読有り
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Analysis of Software Availability/Reliability under the Influence of Hardware Failures
Ushio Sumita, Yasushi Masuda
IEEE Transactions on Software Engineering Vol.SE-12 32-41 1986年01月
研究論文（学術雑誌）, 共著, 査読有り
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On First Passage Time Structure of Random Walks
Ushio Sumita, YASUSHI MASUDA
Stochastic Processes and Their Applications Vol.20 133-147 1985年01月
研究論文（学術雑誌）, 共著, 査読有り