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» Bipolar Queries and Queries with Preferences
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SIGMOD
2007
ACM
160views Database» more  SIGMOD 2007»
14 years 9 months ago
Supporting ranking and clustering as generalized order-by and group-by
The Boolean semantics of SQL queries cannot adequately capture the "fuzzy" preferences and "soft" criteria required in non-traditional data retrieval applicati...
Chengkai Li, Min Wang, Lipyeow Lim, Haixun Wang, K...
VLDB
2002
ACM
126views Database» more  VLDB 2002»
13 years 8 months ago
FAS - A Freshness-Sensitive Coordination Middleware for a Cluster of OLAP Components
Data warehouses offer a compromise between freshness of data and query evaluation times. However, a fixed preference ratio between these two variables is too undifferentiated. Wit...
Uwe Röhm, Klemens Böhm, Hans-Jörg S...
ICDE
2007
IEEE
163views Database» more  ICDE 2007»
14 years 10 months ago
Adding Context to Preferences
To handle the overwhelming amount of information currently available, personalization systems allow users to specify the information that interests them through preferences. Most ...
Kostas Stefanidis, Evaggelia Pitoura, Panos Vassil...
IRFC
2011
Springer
13 years 12 days ago
Word Clouds of Multiple Search Results
Search engine result pages (SERPs) are known as the most expensive real estate on the planet. Most queries yield millions of organic search results, yet searchers seldom look beyon...
Rianne Kaptein, Jaap Kamps
ICDE
2010
IEEE
243views Database» more  ICDE 2010»
14 years 8 months ago
Probabilistic Contextual Skylines
The skyline query returns the most interesting tuples according to a set of explicitly defined preferences among attribute values. This work relaxes this requirement, and allows us...
Anastasios Arvanitis, Dimitris Sacharidis, Timos K...