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» Expressing OLAP Preferences
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KR
2010
Springer
14 years 1 months ago
From Preference Logics to Preference Languages, and Back
Preference logics and AI preference representation languages are both concerned with reasoning about preferences on combinatorial domains, yet so far these two streams of research...
Meghyn Bienvenu, Jérôme Lang, Nic Wil...
SIGMOD
2008
ACM
158views Database» more  SIGMOD 2008»
14 years 8 months ago
Sampling cube: a framework for statistical olap over sampling data
Sampling is a popular method of data collection when it is impossible or too costly to reach the entire population. For example, television show ratings in the United States are g...
Xiaolei Li, Jiawei Han, Zhijun Yin, Jae-Gil Lee, Y...
DOLAP
2010
ACM
13 years 6 months ago
Towards OLAP query reformulation in peer-to-peer data warehousing
Inter-business collaborative contexts prefigure a distributed scenario where companies organize and coordinate themselves to develop common and shared opportunities. Traditional b...
Matteo Golfarelli, Federica Mandreoli, Wilma Penzo...
DMDW
2000
101views Management» more  DMDW 2000»
13 years 10 months ago
Metadata for object-relational data warehouse
For developing data warehouse (DW) and OnLine Analytical Processing (OLAP) systems, the dominant relational database reaches its limitations. On the way of the development, object...
Thanh N. Huynh, Oscar Mangisengi, A. Min Tjoa
AAAI
2008
13 years 11 months ago
Minimal Contraction of Preference Relations
Changing preferences is very common in real life. The expressive power of the operations of preference change introduced so far in the literature is limited to adding new informat...
Denis Mindolin, Jan Chomicki