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ACM Transactions on Internet Technology (TOIT), Volume 6 Issue 4, November 2006

Searching for experts on the Web: A review of contemporary expertise locator systems
Irma Becerra-Fernandez
Pages: 333-355
DOI: 10.1145/1183463.1183464
This article presents the role of ontologies and Web mining techniques in the construction and maintenance of experts' profiles. This article also discusses the development of contemporary expertise-locator knowledge management systems and,...

A mobile computing middleware for location- and context-aware internet data services
Paolo Bellavista, Antonio Corradi, Rebecca Montanari, Cesare Stefanelli
Pages: 356-380
DOI: 10.1145/1183463.1183465
The widespread diffusion of mobile computing calls for novel services capable of providing results that depend on both the current physical position of users (location) and the logical set of accessible resources, subscribed services, preferences,...

Computing customized page ranks
Ah Chung Tsoi, Markus Hagenbuchner, Franco Scarselli
Pages: 381-414
DOI: 10.1145/1183463.1183466
In this article, we present a new approach to page ranking. The page rank of a collection of Web pages can be represented in a parameterized model, and the user requirements can be represented by a set of constraints. For a particular...

Online information disclosure: Motivators and measurements
Kai-Lung Hui, Bernard C. Y. Tan, Chyan-Yee Goh
Pages: 415-441
DOI: 10.1145/1183463.1183467
To increase their revenue from electronic commerce, more and more Internet businesses are soliciting personal information from consumers in order to target products and services at the right consumers. But when deciding whether to disclose their...

Automated gathering of Web information: An in-depth examination of agents interacting with search engines
Bernard J. Jansen, Tracy Mullen, Amanda Spink, Jan Pedersen
Pages: 442-464
DOI: 10.1145/1183463.1183468
The Web has become a worldwide repository of information which individuals, companies, and organizations utilize to solve or address various information problems. Many of these Web users utilize automated agents to gather this information for them....

A heuristic bidding strategy for buying multiple goods in multiple english auctions
Minghua He, Nicholas R. Jennings, Adam Prügel-Bennett
Pages: 465-496
DOI: 10.1145/1183463.1183469
This paper presents the design, implementation, and evaluation of a novel bidding algorithm that a software agent can use to obtain multiple goods from multiple overlapping English auctions. Specifically, an Earliest Closest First heuristic...

Inferring binary trust relationships in Web-based social networks
Jennifer Golbeck, James Hendler
Pages: 497-529
DOI: 10.1145/1183463.1183470
The growth of Web-based social networking and the properties of those networks have created great potential for producing intelligent software that integrates a user's social network and preferences. Our research looks particularly at assigning trust...