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166
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WWW
2006
ACM
16 years 6 months ago
2006
ACM
Path expressions are the principal means of locating data in a hierarchical model. But path expressions are brittle because they often depend on the structure of data and break if...
145
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WWW
2005
ACM
16 years 6 months ago
2005
ACM
Constructing and maintaining semantic mappings are necessary but troublesome in data sharing systems. While most current work focuses on seeking automated techniques to solve this...
134
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WWW
2005
ACM
16 years 6 months ago
2005
ACM
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 ...
129
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WWW
2004
ACM
16 years 6 months ago
2004
ACM
We study the dynamics of information propagation in environments of low-overhead personal publishing, using a large collection of weblogs over time as our example domain. We chara...
143
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WWW
2004
ACM
16 years 6 months ago
2004
ACM
Enterprises today wish to manage their IT resources so as to optimize business objectives, such as income, rather than IT metrics, such as response times. Therefore, we introduce ...