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WECWIS
2005
IEEE
137views ECommerce» more  WECWIS 2005»
13 years 12 months ago
Using Singular Value Decomposition Approximation for Collaborative Filtering
Singular Value Decomposition (SVD), together with the Expectation-Maximization (EM) procedure, can be used to find a low-dimension model that maximizes the loglikelihood of obser...
Sheng Zhang, Weihong Wang, James Ford, Fillia Make...
WECWIS
2005
IEEE
145views ECommerce» more  WECWIS 2005»
13 years 12 months ago
Ambient e-Service Embracing Model
The notion of ambient e-services is defined in this paper to identify a new scope of mobile e-services. The notable features of ambient e-services are the exhilarated linkage based...
Yuanchu Hwang, Soe-Tsyr Yuan
WECWIS
2005
IEEE
140views ECommerce» more  WECWIS 2005»
13 years 12 months ago
Developing Flexible Service Portals
Flexible workflow systems are needed for processes that need consistency as well as flexibility (e.g., personalized client interactions). A methodology for designing flexible serv...
Beat Liver, Jeannette Braun, Beatrix Rentsch, Pete...
WECWIS
2005
IEEE
143views ECommerce» more  WECWIS 2005»
13 years 12 months ago
A Groves Mechanism Approach to Decentralized Design of Supply Chains
In this paper, a generic optimization problem arising in supply chain design is modeled in a game theoretic framework and solved as a decentralized problem using a mechanism desig...
Dinesh Garg, Yadati Narahari, Earnest Foster, Deva...
WECWIS
2005
IEEE
94views ECommerce» more  WECWIS 2005»
13 years 12 months ago
Truthful Online Auctions for Pricing Peer-to-Peer Services
We consider truthful online auctions that aim at optimizing sellers’ revenues, representing service contributors’ satisfactions, as a general model for pricing peer-to-peer se...
Po-An Chen, Tyng-Ruey Chuang