431 search results - page 18 / 87 » KPYR: An Efficient Indexing Method |
EDBT
2006
ACM
14 years 12 days ago
2006
ACM
Abstract. In wireless data broadcast systems, popular information is repetitively disseminated through possibly multiple communication channels to mobile clients using various type...
SBBD
2008
13 years 10 months ago
2008
A perfect hash function (PHF) is an injective function that maps keys from a set S to unique values, which are in turn used to index a hash table. Since no collisions occur, each k...
TKDE
2008
13 years 8 months ago
2008
Similarity-based search has been a key factor for many applications such as multimedia retrieval, data mining, Web search and retrieval, and so on. There are two important issues r...
TKDE
2008
13 years 8 months ago
2008
In this paper, we propose an image semantic model based on the knowledge and criteria in the field of linguistics and taxonomy. Our work bridges the "semantic gap" by sea...
DEBU
2002
13 years 8 months ago
2002
Spatio-temporal databases store information about the positions of individual objects over time. In many applications however, such as traffic supervision or mobile communication ...