948 search results - page 6 / 190 » The Query Answering System PRODICOS |
ICDE
2003
IEEE
14 years 9 months ago
2003
IEEE
The BANKS system supports keyword search on databases storing structured/semi-structured data. Answers to keyword queries are ranked, and as in IR systems, the top answers may not...
WEBDB
2005
Springer
14 years 1 months ago
2005
Springer
As a simple XML query language but with enough expressive power, XPath has become very popular. To expedite evaluation of XPath queries, we consider the problem of caching results...
ICDE
2000
IEEE
14 years 9 months ago
2000
IEEE
In information-integration systems, sources may have diverse and limited query capabilities. In this paper we show that because sources have restrictions on retrieving their infor...
VLDB
2001
ACM
14 years 8 months ago
2001
ACM
The problem of answering queries using views is to find efficient methods of answering a query using a set of previously materialized views over the database, rather than accessin...
WWW
2009
ACM
14 years 8 months ago
2009
ACM
To deal with the problem of empty or too little answers returned from a Web database in response to a user query, this paper proposes a novel approach to provide relevant and rank...