858 search results - page 23 / 172 » An Efficient Spatial Search Method Based on SG-Tree |
GIS
2005
ACM
14 years 10 months ago
2005
ACM
Group nearest neighbor (GNN) queries are a relatively new type of operations in spatial database applications. Different from a traditional kNN query which specifies a single quer...
BMCBI
2007
13 years 9 months ago
2007
Background: The problem of protein structure prediction consists of predicting the functional or native structure of a protein given its linear sequence of amino acids. This probl...
CVPR
2009
IEEE
15 years 4 months ago
2009
IEEE
Actions are spatio-temporal patterns which can be characterized
by collections of spatio-temporal invariant features.
Detection of actions is to find the re-occurrences
(e.g. th...
JUCS
2008
13 years 9 months ago
2008
: Web searching techniques have been investigated and implemented in many aspects. Particularly, in case of personalization, more important issue is how to manipulate the results r...
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
Reverse skyline queries over uncertain databases have many important applications such as sensor data monitoring and business planning. Due to the existence of uncertainty in many...