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» Estimating the Quality of Databases
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KAIS
2006
164views more  KAIS 2006»
13 years 10 months ago
On efficiently summarizing categorical databases
Frequent itemset mining was initially proposed and has been studied extensively in the context of association rule mining. In recent years, several studies have also extended its a...
Jianyong Wang, George Karypis
GI
2009
Springer
13 years 7 months ago
An Evolutionary Strategy for Model-based Segmentation of Medical Data
: Medical image segmentation often involves variants of deformable models to account for both the variability of object shapes and variation in image quality. Segmentation quality,...
Karin Engel, Klaus D. Toennies
ADC
2006
Springer
110views Database» more  ADC 2006»
14 years 1 months ago
A heuristic approach to cost-efficient fragmentation and allocation of complex value databases
The quality of database distribution design, which involves fragmentation and allocation, should be assessed by the performance of a system. In particular, this applies to non-rel...
Hui Ma, Klaus-Dieter Schewe, Qing Wang
DEXA
2007
Springer
135views Database» more  DEXA 2007»
14 years 4 months ago
Semantic Grouping of Social Networks in P2P Database Settings
Abstract. Sharing of structured data in decentralized environments is a challenging problem, especially in the absence of a global schema. Social network structures map network lin...
Verena Kantere, Dimitrios Tsoumakos, Timos K. Sell...
PODS
2010
ACM
207views Database» more  PODS 2010»
14 years 3 months ago
Understanding cardinality estimation using entropy maximization
Cardinality estimation is the problem of estimating the number of tuples returned by a query; it is a fundamentally important task in data management, used in query optimization, ...
Christopher Ré, Dan Suciu