771 search results - page 43 / 155 » Access Methods and Query Processing Techniques |
SIGMOD
1999
ACM
14 years 2 months ago
1999
ACM
Several techniques that compute the join between two spatial datasets have been proposed during the last decade. Among these methods, some consider existing indices for the joined...
ADT
2006
13 years 10 months ago
2006
Data confidentiality has become a major concern for individuals as well as for companies and administrations. In a classical client-server setting, the access control management is...
PRIS
2004
13 years 11 months ago
2004
Similarity search in time series databases is an important research direction. Several methods have been proposed in order to provide algorithms for efficient query processing in t...
CVDB
2005
ACM
14 years 3 hour ago
2005
ACM
Querying live media streams captured by various sensors is becoming a challenging problem, due to the data heterogeneity and the lack of a unifying data model capable of accessing...
MDM
2009
Springer
14 years 4 months ago
2009
Springer
—A nearest neighbor query is an important notion in spatial databases and moving object databases. In the emerging application fields of moving object technologies, such as mobi...