44 search results - page 8 / 9 » Location-based Spatial Queries with Data Sharing in Mobile E... |
GIS
2009
ACM
13 years 11 months ago
2009
ACM
In this paper, we formalize the novel concept of Constrained Reverse k-Nearest Neighbor (CRkNN) search on mobile objects (clients) performed at a central server. The CRkNN query c...
PVLDB
2010
13 years 3 months ago
2010
Shortest path computation is one of the most common queries in location-based services that involve transportation networks. Motivated by scalability challenges faced in the mobil...
GIS
2007
ACM
14 years 6 months ago
2007
ACM
Continuous spatial queries posted within an environment of moving objects produce as their results a time-varying set of objects. In the most ambitious case both queries and data ...
KIVS
2005
Springer
13 years 10 months ago
2005
Springer
: The Chord protocol is a structured Peer-to-Peer (P2P) protocol based on distributed hash tables (DHT). By using hash keys to identify the nodes in the network and also the shared...
BMCBI
2005
13 years 4 months ago
2005
Background: The identification of local similarities between two protein structures can provide clues of a common function. Many different methods exist for searching for similar ...