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WSCG
2000
110views more  WSCG 2000»
15 years 6 months ago
Using 3D Geometric Constraints in Architectural Design Support Systems
To support 3D architectural modeling, geometric constraints are introduced. Explicit and implicit geometric relations between building elements can be expressed by the designer an...
Bert de Vries, A. J. Jessurun, Richard H. M. C. Ke...
SPDECE
2007
115views Education» more  SPDECE 2007»
15 years 6 months ago
On the General Structure of Ontologies of Instructional Models
This paper addresses the representation of the main elements of instructional models using formal ontology languages. Following existing conceptualizations, models, methods and con...
Miguel-Ángel Sicilia
ICML
2010
IEEE
15 years 6 months ago
On Sparse Nonparametric Conditional Covariance Selection
We develop a penalized kernel smoothing method for the problem of selecting nonzero elements of the conditional precision matrix, known as conditional covariance selection. This p...
Mladen Kolar, Ankur P. Parikh, Eric P. Xing
CGF
2006
72views more  CGF 2006»
15 years 5 months ago
GEncode: Geometry-driven compression for General Meshes
Performances of actual mesh compression algorithms vary significantly depending on the type of model it encodes. These methods rely on prior assumptions on the mesh to be efficient...
Thomas Lewiner, Marcos Craizer, Hélio Lopes...
126
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IJHPCA
2007
88views more  IJHPCA 2007»
15 years 5 months ago
Performance Optimization and Modeling of Blocked Sparse Kernels
We present a method for automatically selecting optimal implementations of sparse matrixvector operations. Our software ‘AcCELS’ (Accelerated Compress-storage Elements for Lin...
Alfredo Buttari, Victor Eijkhout, Julien Langou, S...