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JIDM
2010
14 years 8 months ago
2010
The need for incorporating preference querying in database technology is a very important issue in a variety of applications ranging from e-commerce to personalized search engines....
IS
2007
14 years 10 months ago
2007
Preference queries are relational algebra or SQL queries that contain occurrences of the winnow operator (find the most preferred tuples in a given relation). Such queries are pa...
AI
2010
Springer
14 years 10 months ago
2010
Springer
We investigate the problem of eliciting CP-nets in the well-known model of exact learning with equivalence and membership queries. The goal is to identify a preference ordering wi...
FOIKS
2006
Springer
15 years 1 months ago
2006
Springer
Abstract. We present here a formal foundation for an iterative and incremental approach to constructing and evaluating preference queries. Our main focus is on query modification: ...
MIS
2004
Springer
15 years 3 months ago
2004
Springer
When similarity queries over multimedia databases are processed by splitting the overall query condition into a set of sub-queries, the problem of how to efficiently and effectiv...