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» Conceptual Graphs and First-Order Logic
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FLAIRS
2001
13 years 10 months ago
Graph-Based Concept Learning
We introduce the graph-based relational concept learner SubdueCL. We start with a brief description of other graph-based learning systems: the Galois lattice, Conceptual Graphs, a...
Jesus A. Gonzalez, Lawrence B. Holder, Diane J. Co...
DOLAP
2000
ACM
14 years 1 months ago
Automatically Generating OLAP Schemata from Conceptual Graphical Models
Generating tool specific schemata and configuration information for OLAP database tools from conceptual graphical models is an important prerequisite for a comprehensive tool supp...
Karl Hahn, Carsten Sapia, Markus Blaschka
APAL
2008
92views more  APAL 2008»
13 years 9 months ago
The complexity of random ordered structures
We show that for random bit strings, Up(n), with probability, p = 1 2 , the firstorder quantifier depth D(Up(n)) needed to distinguish non-isomorphic structures is (lg lg n), with...
Joel H. Spencer, Katherine St. John
RML
2002
162views Business» more  RML 2002»
13 years 8 months ago
A Markup Language for ORM Business Rules
Conceptual modeling techniques such as EER, ORM and to some extent the UML have been developed in the past for building information systems. These techniques or suitable extensions...
Jan Demey, Mustafa Jarrar, Robert Meersman
FCA
2005
Springer
207views Formal Methods» more  FCA 2005»
14 years 2 months ago
From Formal Concept Analysis to Contextual Logic
Abstract. A main goal of Formal Concept Analysis from its very beginning has been the support of rational communication. The source of this goal lies in our understanding of mathem...
Frithjof Dau, Julia Klinger