192 search results - page 28 / 39 » Analyzing Range Queries on Spatial Data |
SIGMOD
2008
ACM
14 years 7 months ago
2008
ACM
As the size of an RFID tag becomes smaller and the price of the tag gets lower, RFID technology has been applied to a wide range of areas. Recently, RFID has been adopted in the b...
DCG
2010
13 years 7 months ago
2010
We consider the well known geometric problem of determining shortest paths between pairs of points on a polyhedral surface P, where P consists of triangular faces with positive we...
ESA
2000
Springer
13 years 11 months ago
2000
Springer
We show that a popular variant of the well known k-d tree data structure satisfies an important packing lemma. This variant is a binary spatial partitioning tree T defined on a set...
WIDM
2006
ACM
14 years 1 months ago
2006
ACM
Geoscience studies produce data from various observations, experiments, and simulations at an enormous rate. With proliferation of applications and data formats, the geoscience re...
CIKM
2011
Springer
12 years 7 months ago
2011
Springer
A continuous top-k query retrieves the k most preferred objects in a data stream according to a given preference function. These queries are important for a broad spectrum of appl...