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» On the Equality of Probabilistic Terms
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SIGMOD
2007
ACM
176views Database» more  SIGMOD 2007»
16 years 6 months ago
URank: formulation and efficient evaluation of top-k queries in uncertain databases
Top-k processing in uncertain databases is semantically and computationally different from traditional top-k processing. The interplay between query scores and data uncertainty ma...
Mohamed A. Soliman, Ihab F. Ilyas, Kevin Chen-Chua...
SIGMOD
2006
ACM
114views Database» more  SIGMOD 2006»
16 years 6 months ago
Ordering the attributes of query results
There has been a great deal of interest in the past few years on ranking of results of queries on structured databases, including work on probabilistic information retrieval, rank...
Gautam Das, Vagelis Hristidis, Nishant Kapoor, S. ...
PODS
2005
ACM
119views Database» more  PODS 2005»
16 years 6 months ago
Security analysis of cryptographically controlled access to XML documents
Some promising recent schemes for XML access control employ encryption for implementing security policies on published data, avoiding data duplication. In this paper we study one ...
Bogdan Warinschi, Martín Abadi
MOBISYS
2006
ACM
16 years 6 months ago
Building realistic mobility models from coarse-grained traces
In this paper we present a trace-driven framework capable of building realistic mobility models for the simulation studies of mobile systems. With the goal of realism, this framew...
Jungkeun Yoon, Brian D. Noble, Mingyan Liu, Minkyo...
MM
2009
ACM
195views Multimedia» more  MM 2009»
16 years 29 days ago
Flickr hypergroups
The amount of multimedia content available online constantly increases, and this leads to problems for users who search for content or similar communities. Users in Flickr often s...
Radu Andrei Negoescu, Brett Adams, Dinh Q. Phung, ...