833 search results - page 102 / 167 » Nested Queries in Object Bases |
VLSISP
2010
13 years 8 months ago
2010
Abstract In case of insufficient data samples in highdimensional classification problems, sparse scatters of samples tend to have many ‘holes’—regions that have few or no nea...
SSD
2007
Springer
2007
Springer
Blind Evaluation of Nearest Neighbor Queries Using Space Transformation to Preserve Location Privacy
14 years 4 months ago
In this paper we propose a fundamental approach to perform the class of Nearest Neighbor (NN) queries, the core class of queries used in many of the location-based services, withou...
VLDB
2007
ACM
14 years 10 months ago
2007
ACM
Incompleteness due to missing attribute values (aka "null values") is very common in autonomous web databases, on which user accesses are usually supported through media...
ATAL
2007
Springer
14 years 4 months ago
2007
Springer
Voting is a general method for aggregating the preferences of multiple agents. Each agent ranks all the possible alternatives, and based on this, an aggregate ranking of the alter...
SIGMOD
2009
ACM
14 years 10 months ago
2009
ACM
In this paper, we study a novel form of continuous nearest neighbor queries in the presence of obstacles, namely continuous obstructed nearest neighbor (CONN) search. It considers...