Narrow search
Showing 21 - 30 of 45
Cover Image
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/10008933098
Cover Image
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/10008933144
Cover Image
Optimal internal pricing and capacity planning for service facility with finite buffer
Sumita, Ushio; Masuda, Yasushi; Yamakawa, Shigetaka - In: European Journal of Operational Research 128 (2001) 1, pp. 192-205
Persistent link: https://www.econbiz.de/10005240112
Cover Image
Optimal allocation and backup of computer resources under asymmetric information and incentive incompatibility
Cheng, Hsing K.; Freimer, Marshall; Richmond, William B.; … - In: European Journal of Operational Research 91 (1996) 2, pp. 411-426
Persistent link: https://www.econbiz.de/10005257414
Cover Image
Numerical Exploration of Dynamic Behavior of Ornstein-Uhlenbeck Processes via Ehrenfest Process Approximation
Sumita, Ushio; Gotoh, Jun-ya; Jin, Hui - In: Journal of the Operations Research Society of Japan : JORSJ 49 (2006) 3, pp. 256
Persistent link: https://www.econbiz.de/10007394406
Cover Image
Stochastic Analysis of Number of Corporations in a Market Derived from Strategic Policies of Individual Corporations for Market Entry and Retreat
Sumita, Ushio; Ise, Tsunehisa; Yonezawa, Koichi - In: Journal of the Operations Research Society of Japan : JORSJ 49 (2006) 1, pp. 1-18
Persistent link: https://www.econbiz.de/10007268689
Cover Image
On pulse analysis of Gx-G-(infinity) queues in tandem with correlated service times
Sumita, Ushio; Masuda, Yasushi - In: Computers & industrial engineering : CAIE ; an … 27 (1994) 1-4, pp. 413-416
Persistent link: https://www.econbiz.de/10005999882
Cover Image
On a Generalized M-G-1 Queue with Service Degradation-Enforcement
Igaki, Nobuko; Sumita, Ushio; Kowada, Masashi - In: Journal of the Operations Research Society of Japan : JORSJ 41 (1998) 3, pp. 415-429
Persistent link: https://www.econbiz.de/10006732438
Cover Image
Necessary and Sufficient Conditions for Global Geometric Convergence of Block Gauss-Seidel Iteration Algorithm Applied to Markov Chains
Sumita, Ushio; Igaki, Nobuko - In: Journal of the Operations Research Society of Japan : JORSJ 40 (1997) 3, pp. 283-293
Persistent link: https://www.econbiz.de/10006734998
Cover Image
Optimal internal pricing and capacity planning for service facility with finite buffer
Sumita, Ushio; Masuda, Yasushi; Yamakawa, Shigetaka - In: European journal of operational research : EJOR 128 (2001) 1, pp. 192-205
Persistent link: https://www.econbiz.de/10006660408