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AMAI
2007
Springer
9 years 1 months ago
Database querying under changing preferences
We present here a formal foundation for an iterative and incremental approach to constructing and evaluating preference queries. Our main focus is query modification: a query tran...
Jan Chomicki
SIGMOD
2010
ACM
239views Database» more  SIGMOD 2010»
9 years 1 months ago
Call to order: a hierarchical browsing approach to eliciting users' preference
Computing preference queries has received a lot of attention in the database community. It is common that the user is unsure of his/her preference, so care must be taken to elicit...
Feng Zhao, Gautam Das, Kian-Lee Tan, Anthony K. H....
FOIKS
2006
Springer
9 years 5 months ago
Iterative Modification and Incremental Evaluation of Preference Queries
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: ...
Jan Chomicki
ERCIMDL
2007
Springer
114views Education» more  ERCIMDL 2007»
9 years 5 months ago
Semantics and Pragmatics of Preference Queries in Digital Libraries
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...
Elhadji Mamadou Nguer
CDB
2004
Springer
169views Database» more  CDB 2004»
9 years 6 months ago
Semantic Optimization of Preference Queries
Preference queries are relational algebra or SQL queries that contain occurrences of the winnow operator (find the most preferred tuples in a given relation). We present here a nu...
Jan Chomicki
ECTEL
2007
Springer
9 years 7 months ago
Exploiting Preference Queries for Searching Learning Resources
While the growing number of learning resources increases the choice for learners, it also makes it more and more difficult to find suitable courses. Thus, improved search capabili...
Fabian Abel, Eelco Herder, Philipp Kärger, Da...
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