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TVCG
2008
133views more  TVCG 2008»
13 years 10 months ago
Texture-based Transfer Functions for Direct Volume Rendering
Visualization of volumetric data faces the difficult task of finding effective parameters for the transfer functions. Those parameters can determine the effectiveness and accuracy ...
Jesus Caban, Penny Rheingans
TPHOL
2008
IEEE
14 years 4 months ago
Canonical Big Operators
In this paper, we present an approach to describe uniformly iterated “big” operations, like Pn i=0 f(i) or maxi∈I f(i) and to provide lemmas that encapsulate all the commonly...
Yves Bertot, Georges Gonthier, Sidi Ould Biha, Ioa...
ACTA
2007
96views more  ACTA 2007»
13 years 10 months ago
Recursive Petri nets
Abstract. In order to design and analyse complex systems, modelers need formal models with two contradictory requirements: a high expressivity and the decidability of behavioural p...
Serge Haddad, Denis Poitrenaud
ICCS
2007
Springer
14 years 4 months ago
Mining Frequent Closed Unordered Trees Through Natural Representations
Abstract. Many knowledge representation mechanisms consist of linkbased structures; they may be studied formally by means of unordered trees. Here we consider the case where labels...
José L. Balcázar, Albert Bifet, Anto...
ER
2000
Springer
112views Database» more  ER 2000»
14 years 1 months ago
Ontological Analysis of Taxonomic Relationships
Taxonomies are an important part of conceptual modeling. They provide substantial structural information, and are typically the key elements in integration eorts, however there ha...
Nicola Guarino, Christopher A. Welty