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215
Voted
SIGMOD
2008
ACM
16 years 2 months ago
2008
ACM
To deal with data uncertainty, existing probabilistic database systems augment tuples with attribute-level or tuple-level probability values, which are loaded into the database al...
177
Voted
SIGMOD
2008
ACM
16 years 2 months ago
2008
ACM
Today's query processing engines do not take advantage of the multiple occurrences of a relation in a query to improve performance. Instead, each instance is treated as a dis...
206
click to vote
SIGMOD
2007
ACM
16 years 2 months ago
2007
ACM
An emerging challenge in modern distributed querying is to efficiently process multiple continuous aggregation queries simultaneously. Processing each query independently may be i...
215
click to vote
SIGMOD
2006
ACM
16 years 2 months ago
2006
ACM
The reverse k-nearest neighbor (RkNN) problem, i.e. finding all objects in a data set the k-nearest neighbors of which include a specified query object, is a generalization of the...
228
click to vote
SIGMOD
2006
ACM
16 years 2 months ago
2006
ACM
Monitoring is an issue of primary concern in current and next generation networked systems. For example, the objective of sensor networks is to monitor their surroundings for a va...