541 search results - page 58 / 109 » Query Strategies for Priced Information |
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EDBT
2010
ACM
14 years 9 months ago
2010
ACM
Spatial data are common in many scientific and commercial domains such as geographical information systems and gene/protein expression profiles. Querying for distribution patterns...
ECIR
2007
Springer
15 years 1 months ago
2007
Springer
This paper introduces the concept of a Parameterised Search System (PSS), which allows flexibility in user queries, and, more importantly, allows system engineers to easily defin...
HICSS
2006
IEEE
15 years 5 months ago
2006
IEEE
Search services are now ubiquitously employed in searching for documents on the Internet and on enterprise intranets. This research develops an economic model for comparing search...
EDBT
2006
ACM
15 years 12 months ago
2006
ACM
Abstract. Many different index structures have been proposed for spatial databases to support efficient query processing. However, most of these index structures suffer from an exp...
IDEAS
2006
IEEE
15 years 5 months ago
2006
IEEE
This paper proposes techniques to query encrypted XML documents. Such a problem predominantly occurs in “Database as a Service” (DAS) architectures, where a client may outsour...