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DOLAP
2006
ACM
15 years 5 months ago
Towards a logical multidimensional model for spatial data warehousing and OLAP
Decision support systems (DSS) may be enhanced qualitatively if they are able to also deal with spatial dimensions and measures. Regardless the evident importance of using data wa...
Marcus Costa Sampaio, Andre Gomes de Sousa, Cl&aac...
ISCI
2007
115views more  ISCI 2007»
14 years 11 months ago
Compressed histograms with arbitrary bucket layouts for selectivity estimation
Selectivity estimation is an important step of query optimization in a database management system, and multidimensional histogram techniques have proved promising for selectivity ...
Dennis Fuchs, Zhen He, Byung Suk Lee
ICDM
2006
IEEE
176views Data Mining» more  ICDM 2006»
15 years 5 months ago
Razor: mining distance-constrained embedded subtrees
Due to their capability for expressing semantics and relationships among data objects, semi-structured documents have become a common way of representing domain knowledge. Compari...
Henry Tan, Tharam S. Dillon, Fedja Hadzic, Elizabe...
ICDE
2009
IEEE
285views Database» more  ICDE 2009»
16 years 1 months ago
Design and Evaluation of the iMed Intelligent Medical Search Engine
-- Searching for medical information on the Web is popular and important. However, medical search has its own unique requirements that are poorly handled by existing medical Web se...
Gang Luo
VLDB
1987
ACM
92views Database» more  VLDB 1987»
15 years 3 months ago
Mind Your Grammar: a New Approach to Modelling Text
Beginning to create the New Oxford English Dictionary database has resulted in the realization that databases for reference texts are unlike those for conventional enterprises. Wh...
Gaston H. Gonnet, Frank Wm. Tompa