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SIGMOD
2005
ACM
164views Database» more  SIGMOD 2005»
14 years 8 months ago
RankSQL: Query Algebra and Optimization for Relational Top-k Queries
This paper introduces RankSQL, a system that provides a systematic and principled framework to support efficient evaluations of ranking (top-k) queries in relational database syst...
Chengkai Li, Kevin Chen-Chuan Chang, Ihab F. Ilyas...
PODS
2008
ACM
128views Database» more  PODS 2008»
14 years 8 months ago
Shape sensitive geometric monitoring
A fundamental problem in distributed computation is the distributed evaluation of functions. The goal is to determine the value of a function over a set of distributed inputs, in ...
Izchak Sharfman, Assaf Schuster, Daniel Keren
CCS
2009
ACM
14 years 2 months ago
Large-scale malware indexing using function-call graphs
A major challenge of the anti-virus (AV) industry is how to effectively process the huge influx of malware samples they receive every day. One possible solution to this problem i...
Xin Hu, Tzi-cker Chiueh, Kang G. Shin
EDBT
2009
ACM
184views Database» more  EDBT 2009»
14 years 2 months ago
Distributed similarity search in high dimensions using locality sensitive hashing
In this paper we consider distributed K-Nearest Neighbor (KNN) search and range query processing in high dimensional data. Our approach is based on Locality Sensitive Hashing (LSH...
Parisa Haghani, Sebastian Michel, Karl Aberer
SOUPS
2009
ACM
14 years 2 months ago
Revealing hidden context: improving mental models of personal firewall users
The Windows Vista personal firewall provides its diverse users with a basic interface that hides many operational details. However, concealing the impact of network context on th...
Fahimeh Raja, Kirstie Hawkey, Konstantin Beznosov