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Ushio Sumita · Study
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Author
Ushio Sumita
10 works
· latest 2009
· 2 institutions
cluster: provisional
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10
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10
Citations
312
Works here
10
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09
Most cited in this library
Approximations for the time spent in a dynamic job shop with applications to due-date assignment
1988 · 72 citations
Enhancement of e-commerce via mobile accesses to the Internet
2009 · 45 citations
Convex ordering of sojourn times in single-server queues: extremal properties of FIFO and LIFO service disciplines
1987 · 40 citations
On conditional passage time structure of birth-death processes
1984 · 25 citations
Buffers and backup machines in automatic transfer lines
1985 · 23 citations
Works
10 shown
Enhancement of e-commerce via mobile accesses to the Internet
Electronic Commerce Research and Applications
·
2009
·
2 authors
·
Open access
45
citations
Optimal threshold analysis of segmentation methods for identifying target customers
European Journal of Operational Research
·
2007
·
3 authors
·
Open access
23
citations
Analysis of effective service time with age dependent interruptions and its application to optimal rollback policy for database management
Queueing Systems
·
1989
·
3 authors
23
citations
Approximations for the time spent in a dynamic job shop with applications to due-date assignment
International Journal of Production Research
·
1988
·
2 authors
72
citations
Convex ordering of sojourn times in single-server queues: extremal properties of FIFO and LIFO service disciplines
Journal of Applied Probability
·
1987
·
2 authors
40
citations
ON G/G/1 QUEUES WITH LIFO-P SERVICE DISCIPLINE
Journal of the Operations Research Society of Japan
·
1986
·
2 authors
·
Open access
21
citations
Buffers and backup machines in automatic transfer lines
International Journal of Production Research
·
1985
·
2 authors
23
citations
On conditional passage time structure of birth-death processes
Journal of Applied Probability
·
1984
·
1 author
25
citations
Evaluation of the total time in system in a preempt/resume priority queue via a modified Lindley process
Advances in Applied Probability
·
1983
·
2 authors
20
citations
The depletion time for M/G /1 systems and a related limit theorem
Advances in Applied Probability
·
1983
·
2 authors
20
citations