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CN
2006
163views more  CN 2006»
13 years 10 months ago
A framework for mining evolving trends in Web data streams using dynamic learning and retrospective validation
The expanding and dynamic nature of the Web poses enormous challenges to most data mining techniques that try to extract patterns from Web data, such as Web usage and Web content....
Olfa Nasraoui, Carlos Rojas, Cesar Cardona
NOMS
2008
IEEE
14 years 4 months ago
Utility-based placement of dynamic Web applications with fairness goals
Abstract—We study the problem of dynamic resource allocation to clustered Web applications. We extend application server middleware with the ability to automatically decide the s...
David Carrera, Malgorzata Steinder, Ian Whalley, J...
AICT
2005
IEEE
115views Communications» more  AICT 2005»
14 years 3 months ago
Models for the Supervision of Web Services Orchestration with Dynamic Changes
Programming on the Web enlights some classical problems encountered on large distributed applications with a particular emphasis on dynamic changes. In that context, we are intere...
Thomas Chatain, Claude Jard
WWW
2005
ACM
14 years 10 months ago
Analysis of topic dynamics in web search
We report on a study of topic dynamics for pages visited by a sample of people using MSN Search. We examine the predictive accuracies of probabilistic models of topic transitions ...
Xuehua Shen, Susan T. Dumais, Eric Horvitz
CORR
2004
Springer
218views Education» more  CORR 2004»
13 years 9 months ago
A Dynamic Clustering-Based Markov Model for Web Usage Mining
Markov models have been widely utilized for modelling user web navigation behaviour. In this work we propose a dynamic clustering-based method to increase a Markov model's ac...
José Borges, Mark Levene