32 search results - page 6 / 7 » Efficiently Answering Probabilistic Threshold Top-k Queries ... |
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
Probabilistic databases have received considerable attention recently due to the need for storing uncertain data produced by many real world applications. The widespread use of pr...
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
In uncertain and probabilistic databases, confidence values (or probabilities) are associated with each data item. Confidence values are assigned to query results based on combinin...
EDBT
2008
ACM
14 years 7 months ago
2008
ACM
Index trees created using distance based indexing are difficult to maintain online since the distance function involved is often costly to compute. This problem is intensified whe...
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
The ability to store and query uncertain information is of great benefit to databases that infer values from a set of observations, including databases of moving objects, sensor r...
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
In location-based services, it is common for a user to issue a query based on his/her current position. One such example is "find the available cabs within two miles of my cu...