517 search results - page 31 / 104 » Efficient Computation of Diverse Query Results |
TMC
2010
13 years 6 months ago
2010
—The key feature of many emerging pervasive computing applications is to proactively provide services to mobile individuals. One major challenge in providing users with proactive...
VLDB
2005
ACM
14 years 1 months ago
2005
ACM
This paper addresses the efficient processing of top-k queries in wide-area distributed data repositories where the index lists for the attribute values (or text terms) of a query...
ECIR
2010
Springer
13 years 9 months ago
2010
Springer
We investigate using topic prediction data, as a summary of document content, to compute measures of search result quality. Unlike existing quality measures such as query clarity t...
AIMSA
2008
Springer
14 years 2 months ago
2008
Springer
Documents, especially long ones, may contain very diverse passages related to different topics. Passages Retrieval approaches have shown that, in most cases, there is a great pote...
ICDE
2003
IEEE
14 years 9 months ago
2003
IEEE
In order to publish a nested XML document from flat relational data, multiple SQL queries are often needed. The efficiency of publishing relies on how fast these queries can be ev...