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Search: person:"Sumita, Ushio"
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Sumita, Ushio
17
Igaki, Nobuko
2
Jin, Hui
2
Masuda, Yasushi
2
Takahashi, Kazuki
2
Yoshii, Jun
2
Zuo, Jinshui
2
Gotoh, Jun-Ya
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Gotoh, Jun-ya
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Huang, Jia-Ping
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Ise, Tsunehisa
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Kowada, Masashi
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Lev, Benjamin
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Mizuno, Makoto
1
Namikawa, Atsushi
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Saji, Akira
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Shanthikumar, J.George
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Journal of the Operations Research Society of Japan : JORSJ
9
European journal of operational research : EJOR
3
Electronic commerce research and applications
2
Computers & industrial engineering : CAIE ; an internat. journal
1
Interfaces : the INFORMS journal on the practice of operations research
1
The journal of derivatives : the official publication of the International Association of Financial Engineers
1
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OLC EcoSci
ECONIS (ZBW)
8
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6
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1
Evaluation of Cumulative Random Shocks Generated from a Semi-Markov Modulated Poisson Process and Its Application to CDO Pricing
Huang, Jia-Ping
;
Sumita, Ushio
- In:
Journal of the Operations Research Society of Japan : JORSJ
55
(
2012
)
2
,
pp. 158-158
Persistent link: https://www.econbiz.de/10009989999
Saved in:
2
Credit risk model with contagious default dependencies affected by macro-economic condition
Takada, Hideyuki
;
Sumita, Ushio
- In:
European journal of operational research : EJOR
214
(
2011
)
2
,
pp. 365-380
Persistent link: https://www.econbiz.de/10009166451
Saved in:
3
Analysis of Brand Characteristics of Music Artists in the POP CD Market : Case of Japan
Sumita, Ushio
;
Takahashi, Kazuki
;
Yoshii, Jun
- In:
Journal of the Operations Research Society of Japan : JORSJ
54
(
2011
)
2
,
pp. 101-124
Persistent link: https://www.econbiz.de/10009796286
Saved in:
4
Correlated Mutivariate Shock Models Associated with a Renewal Sequence and its Application to Analysis of Browsing Behavior of Internet Users
Sumita, Ushio
;
Zuo, Jinshui
- In:
Journal of the Operations Research Society of Japan : JORSJ
53
(
2010
)
2
,
pp. 119-136
Persistent link: https://www.econbiz.de/10008436917
Saved in:
5
Danger of Exclusive Reliance on Ergodic Analysis for a Class of Preventive Maintenance Policies
Sumita, Ushio
;
Namikawa, Atsushi
- In:
Journal of the Operations Research Society of Japan : JORSJ
53
(
2010
)
1
,
pp. 40-62
Persistent link: https://www.econbiz.de/10008428704
Saved in:
6
The impact of mobile access to the internet on information search completion time and customer conversion
Sumita, Ushio
;
Zuo, Jinshui
- In:
Electronic commerce research and applications
9
(
2010
)
1/6
,
pp. 410-417
Persistent link: https://www.econbiz.de/10009897864
Saved in:
7
Enhancement of e-commerce via mobile accesses to the Internet
Sumita, Ushio
;
Yoshii, Jun
- In:
Electronic commerce research and applications
9
(
2010
)
1/6
,
pp. 217-227
Persistent link: https://www.econbiz.de/10009897882
Saved in:
8
Dynamic Analysis of a Reward Process Defined on a Cyclic Renewal Process with Applications to Preventive Maintenance Problems
Sumita, Ushio
;
Takahashi, Kazuki
- In:
Journal of the Operations Research Society of Japan : JORSJ
52
(
2009
)
3
,
pp. 283-307
Persistent link: https://www.econbiz.de/10008344237
Saved in:
9
Optimal threshold analysis of segmentation methods for identifying target customers
Mizuno, Makoto
;
Saji, Akira
;
Sumita, Ushio
;
Suzuki, Hideo
- In:
European journal of operational research : EJOR
186
(
2008
)
1
,
pp. 358-379
Persistent link: https://www.econbiz.de/10007895453
Saved in:
10
A New Approach for Computing Option Prices of the Hull-White Type with Stepwise Reversion and Volatility Functions
Jin, Hui
;
Gotoh, Jun-Ya
;
Sumita, Ushio
- In:
The journal of derivatives : the official publication …
15
(
2007
)
1
,
pp. 67-85
Persistent link: https://www.econbiz.de/10007871189
Saved in:
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