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» Hierarchy as a new data type for qualitative variables
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ESWA
2007
107views more  ESWA 2007»
13 years 4 months ago
Hierarchy as a new data type for qualitative variables
Serguei Levachkine, Adolfo Guzmán-Arenas
INTERACT
2007
13 years 5 months ago
CandidTree: Visualizing Structural Uncertainty in Similar Hierarchies
Most visualization systems fail to convey uncertainty within data. To provide a way to show uncertainty in similar hierarchies, we interpreted the differences between two tree stru...
Bongshin Lee, George G. Robertson, Mary Czerwinski...
JGS
2010
105views more  JGS 2010»
13 years 2 months ago
Testing for spatial association of qualitative data using symbolic dynamics
Qualitative spatial variables are important in many fields of research. However, unlike the decades-worth of research devoted to the spatial association of quantitative variables, ...
Manuel Ruiz, Fernando López, Antonio P&aacu...
CORR
2008
Springer
143views Education» more  CORR 2008»
13 years 4 months ago
Join Bayes Nets: A new type of Bayes net for relational data
Many real-world data are maintained in relational format, with different tables storing information about entities and their links or relationships. The structure (schema) of the ...
Oliver Schulte, Hassan Khosravi, Flavia Moser, Mar...
DBA
2006
143views Database» more  DBA 2006»
13 years 5 months ago
Automated Generalization of Fuzzy Concept Hierarchies for Attribute-Oriented Induction Purposes
This paper presents an approach to produce generalization candidates for a concept hierarchy without the necessity of being an expert in the domain to be generalized and ...
Jacob Dolan, Rafal A. Angryk