| 2008 |
| 9 | EE | Makoto Mizuno,
Akira Saji,
Ushio Sumita,
Hideo Suzuki:
Optimal threshold analysis of segmentation methods for identifying target customers.
European Journal of Operational Research 186(1): 358-379 (2008) |
| 1998 |
| 8 | EE | K. Cheng Hsing,
Marshall L. Freimer,
William B. Richmond,
Ushio Sumita:
Optimal repair of degrading computers under asymmetric information and incentive incompatibility.
Computers & OR 25(9): 719-728 (1998) |
| 1995 |
| 7 | | Paulo B. Goes,
Ushio Sumita:
Stochastic Models for Performance Analysis of Database Recovery Control.
IEEE Trans. Computers 44(4): 561-576 (1995) |
| 1991 |
| 6 | EE | Yasushi Masuda,
Ushio Sumita:
Numerical analysis of gracefully degrading fault-tolerant computer systems: Semi-markov and laguerre transform approach.
Computers & OR 18(8): 695-707 (1991) |
| 1989 |
| 5 | | Ushio Sumita,
N. Kaio,
Paulo B. Goes:
Analysis of Effective Service Time with Age Dependent Interruptions and Its Application to Optimal Rollback Policy for Database Management.
Queueing Syst. 4(3): 193-212 (1989) |
| 1988 |
| 4 | | Ushio Sumita,
Peter Kubat:
Ent-to-end delay of a database transfer over unreliable communication network.
ICCC 1988: 579 |
| 3 | | Ushio Sumita,
Olivia R. Liu Sheng:
Analysis of Query Processing in Distributed Database Systems with Fully Replicated Files: A Hierarchical Approach.
Perform. Eval. 8(3): 223-238 (1988) |
| 2 | | Bezalel Gavish,
Ushio Sumita:
Analysis of Channel and Disk Subsystems in Computer Systems.
Queueing Syst. 3(1): 1-23 (1988) |
| 1986 |
| 1 | | Ushio Sumita,
Yasushi Masuda:
Analysis of Software Availability/Reliability Under the Influence of Hardware Failures.
IEEE Trans. Software Eng. 12(1): 32-41 (1986) |