948 search results - page 66 / 190 » The Query Answering System PRODICOS |
INEX
2004
Springer
14 years 3 months ago
2004
Springer
Abstract. Can a system designed primarily for the purpose of databasetype storage and retrieval be used for information-retrieval tasks? This was one of the questions that led us t...
SIGMOD
2007
ACM
14 years 10 months ago
2007
ACM
Complex queries often contain common or similar subexpressions, either within a single query or among multiple queries submitted as a batch. If so, query execution time can be imp...
SIGMOD
2008
ACM
14 years 10 months ago
2008
ACM
Uncertain data is inherent in a few important applications such as environmental surveillance and mobile object tracking. Top-k queries (also known as ranking queries) are often n...
MDM
2010
Springer
14 years 3 months ago
2010
Springer
Motivated by many applications, top-k query is a fundamental operation in modern database systems. Technological advances have enabled the deployment of large-scale sensor networks...
VLDB
2011
ACM
13 years 5 months ago
2011
ACM
Uncertain data is inherent in a few important applications such as environmental surveillance and mobile object tracking. Top-k queries (also known as ranking queries) are often n...