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SIGGRAPH
1998
ACM
15 years 10 months ago
Exact Evaluation of Catmull-Clark Subdivision Surfaces at Arbitrary Parameter Values
In this paper we disprove the belief widespread within the computer graphics community that Catmull-Clark subdivision surfaces cannot be evaluated directly without explicitly subd...
Jos Stam
DAGSTUHL
2004
15 years 7 months ago
Foundations of Meta-Pyramids: Languages vs. Metamodels - Episode II: Story of Thotus the Baboon1
Abstract. Despite the recent interest for Model Driven Engineering approaches, the so-called four-layers metamodelling architecture is subject to a lot of debate. The relationship ...
Jean-Marie Favre
GPEM
2008
128views more  GPEM 2008»
15 years 5 months ago
Coevolutionary bid-based genetic programming for problem decomposition in classification
In this work a cooperative, bid-based, model for problem decomposition is proposed with application to discrete action domains such as classification. This represents a significan...
Peter Lichodzijewski, Malcolm I. Heywood
KDD
2009
ACM
200views Data Mining» more  KDD 2009»
16 years 14 days ago
Visual analysis of documents with semantic graphs
In this paper, we present a technique for visual analysis of documents based on the semantic representation of text in the form of a directed graph, referred to as semantic graph....
Delia Rusu, Blaz Fortuna, Dunja Mladenic, Marko Gr...
SI3D
1999
ACM
15 years 10 months ago
Haptic sculpting of dynamic surfaces
Conventional free-form surface design usually require tedious control-point manipulation and/or painstaking constraint specification via unnatural mouse-based interfaces. This pa...
Frank Dachille, Hong Qin, Arie E. Kaufman, Jihad E...