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Since many Internet applications employ a multitier architecture, in this article, we focus on the problem of analytically modeling the behavior of such applications. We present a model based on a network of queues where the queues represent...
The comparative effectiveness of sponsored and nonsponsored links for Web e-commerce queries
Bernard J. Jansen
Article No.: 3
The predominant business model for Web search engines is sponsored search, which generates billions in yearly revenue. But are sponsored links providing online consumers with relevant choices for products and services? We address this and related...
Mobile information access: A study of emerging search behavior on the mobile Internet
Karen Church, Barry Smyth, Paul Cotter, Keith Bradley
Article No.: 4
It is likely that mobile phones will soon come to rival more traditional devices as the primary platform for information access. Consequently, it is important to understand the emerging information access behavior of mobile Internet (MI) users...
We present an analysis of a person-to-person recommendation network, consisting of 4 million people who made 16 million recommendations on half a million products. We observe the propagation of recommendations and the cascade sizes, which we...
Efficient algorithms for Web services selection with end-to-end QoS constraints
Tao Yu, Yue Zhang, Kwei-Jay Lin
Article No.: 6
Service-Oriented Architecture (SOA) provides a flexible framework for service composition. Using standard-based protocols (such as SOAP and WSDL), composite services can be constructed by integrating atomic services developed independently....