460 search results - page 78 / 92 » Abstract and Discrete Modeling of Spatio-Temporal Data Types |
GEOS
2007
Springer
14 years 2 months ago
2007
Springer
Abstract. A Wide-Area Sensor Network (WASN) is a collection of heterogeneous sensor networks and data repositories spread over a wide geographic area. The diversity of sensor types...
GEOINFORMATICA
1998
13 years 8 months ago
1998
ally related entity types, or classes, into higher level, more abstract types, as part of a hierarchical classi®cation scheme. graphy, generalization retains the notion of abstrac...
ROMAN
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract— This paper describes a novel algorithm for autonomous and incremental learning of motion pattern primitives by observation of human motion. Human motion patterns are ed...
ACNS
2006
Springer
14 years 2 months ago
2006
Springer
Abstract. While web-based communications (e.g., webmail or web chatrooms) are increasingly protected by transport-layer cryptographic mechanisms, such as the SSL/TLS protocol, ther...
BTW
2003
Springer
14 years 1 months ago
2003
Springer
Abstract: In order to achieve efficient execution plans for queries comprising userdefined data types and predicates, the database system has to be provided with appropriate index ...