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WSDM
2010
ACM
14 years 6 months ago
2010
ACM
We consider a set of views stating possibly conflicting facts. Negative facts in the views may come, e.g., from functional dependencies in the underlying database schema. We want ...
SIGMETRICS
2012
ACM
11 years 11 months ago
2012
ACM
In a public cloud, bandwidth is traditionally priced in a pay-asyou-go model. Reflecting the recent trend of augmenting cloud computing with bandwidth guarantees, we consider a n...
ICDE
2012
IEEE
11 years 11 months ago
2012
IEEE
—Shortest distance query between two nodes is a fundamental operation in large-scale networks. Most existing methods in the literature take a landmark embedding approach, which s...
ACSAC
2010
IEEE
13 years 6 months ago
2010
IEEE
Twitter is a new web application playing dual roles of online social networking and micro-blogging. Users communicate with each other by publishing text-based posts. The popularit...
GLOBECOM
2010
IEEE
13 years 6 months ago
2010
IEEE
Proof of a user's identity is not always a sufficient means for making an authorization decision. In an increasing set of circumstances, knowledge of physical location provide...