90 search results - page 17 / 18 » Continuous obstructed nearest neighbor queries in spatial da... |
SSDBM
2008
IEEE
13 years 11 months ago
2008
IEEE
Abstract. In recent years, there is an increasing need to monitor k nearest neighbor (k-NN) in a road network. There are existing solutions on either monitoring k-NN objects from a...
CVDB
2005
ACM
13 years 7 months ago
2005
ACM
The typical mode for querying in an image content-based information system is query-by-example, which allows the user to provide an image as a query and to search for similar imag...
PVLDB
2008
13 years 4 months ago
2008
The class of k Nearest Neighbor (kNN) queries is frequently used in geospatial applications. Many studies focus on processing kNN in Euclidean and road network spaces. Meanwhile, ...
MDM
2007
Springer
13 years 11 months ago
2007
Springer
This work tackles the problem of answer-aggregation for continuous spatio-temporal range queries in distributed settings. We assume a grid-like coverage of the spatial universe of...
ICDE
2007
IEEE
14 years 6 months ago
2007
IEEE
Current approaches to K Nearest Neighbor (KNN) search in mobile sensor networks require certain kind of indexing support. This index could be either a centralized spatial index or...