132 search results - page 2 / 27 » Preference query evaluation over expensive attributes |
BTW
2007
Springer
13 years 11 months ago
2007
Springer
: Skyline queries have recently received a lot of attention due to their intuitive query formulation: users can state preferences with respect to several attributes. Unlike numeric...
ICDE
2010
IEEE
14 years 5 months ago
2010
IEEE
Many online or local data sources provide powerful querying mechanisms but limited ranking capabilities. For instance, PubMed allows users to submit highly expressive Boolean keywo...
SIGMOD
2006
ACM
14 years 5 months ago
2006
ACM
Given a dataset P and a preference function f, a top-k query retrieves the k tuples in P with the highest scores according to f. Even though the problem is well-studied in convent...
ERCIMDL
2007
Springer
13 years 9 months ago
2007
Springer
As information becomes available in increasing amounts, and to growing numbers of users, the shift towards a more user-centered, or personalized access to information becomes cruci...
ICDE
2009
IEEE
14 years 7 months ago
2009
IEEE
Consider multiple users searching for a hotel room, based on size, cost, distance to the beach, etc. Users may have variable preferences expressed by different weights on the attri...