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STOC
2001
ACM
138views Algorithms» more  STOC 2001»
16 years 6 months ago
Fast computation of low rank matrix
Given a matrix A, it is often desirable to find a good approximation to A that has low rank. We introduce a simple technique for accelerating the computation of such approximation...
Dimitris Achlioptas, Frank McSherry
VLDB
2002
ACM
157views Database» more  VLDB 2002»
16 years 6 months ago
A formal perspective on the view selection problem
The view selection problem is to choose a set of views to materialize over a database schema, such that the cost of evaluating a set of workload queries is minimized and such that ...
Rada Chirkova, Alon Y. Halevy, Dan Suciu
SIGMOD
2007
ACM
144views Database» more  SIGMOD 2007»
16 years 6 months ago
Efficient xml data dissemination with piggybacking
Content-based dissemination of XML data using the publishsubscribe paradigm is an effective means to deliver relevant data to interested data consumers. To meet the performance ch...
Chee Yong Chan, Yuan Ni
SIGMOD
2005
ACM
146views Database» more  SIGMOD 2005»
16 years 6 months ago
Predicate Result Range Caching for Continuous Queries
Many analysis and monitoring applications require the repeated execution of expensive modeling functions over streams of rapidly changing data. These applications can often be exp...
Matthew Denny, Michael J. Franklin
SIGMOD
2005
ACM
187views Database» more  SIGMOD 2005»
16 years 6 months ago
A Generic Framework for Monitoring Continuous Spatial Queries over Moving Objects
This paper proposes a generic framework for monitoring continuous spatial queries over moving objects. The framework distinguishes itself from existing work by being the first to ...
Haibo Hu, Jianliang Xu, Dik Lun Lee