467 search results - page 49 / 94 » Processing top k queries from samples |
ADBIS
2000
Springer
14 years 1 months ago
2000
Springer
We consider queries which originate from a mobile unit and whose result depends on the location of the user who initiates the query. Example of such a query is How many people are ...
COOPIS
2004
IEEE
14 years 27 days ago
2004
IEEE
Querying and integrating sources of structured data from the Web in most cases requires similarity-based concepts to deal with data level conflicts. This is due to the often errone...
ICASSP
2011
IEEE
13 years 26 days ago
2011
IEEE
Compressive sensing accurately reconstructs a signal that is sparse in some basis from measurements, generally consisting of the signal’s inner products with Gaussian random vec...
TKDE
2008
13 years 9 months ago
2008
Data stream management systems need to control their resources adaptively since stream characteristics and query workload may vary over time. In this paper we investigate an approa...
CIKM
2008
Springer
13 years 11 months ago
2008
Springer
Query processing techniques for XML data have focused mainly on tree-pattern queries (TPQs). However, the need for querying XML data sources whose structure is very complex or not...