128 search results - page 12 / 26 » Topological grammars for data approximation |
RECOMB
2005
Springer
14 years 7 months ago
2005
Springer
Abstract. In this paper, we study lower bound techniques for branchand-bound algorithms for maximum parsimony, with a focus on gene order data. We give a simple O(n3 ) time dynamic...
BMCBI
2008
13 years 7 months ago
2008
Background: The increasing availability of fungal genome sequences provides large numbers of proteins for evolutionary and phylogenetic analyses. However the heterogeneity of data...
FOCM
2008
13 years 7 months ago
2008
An efficient data reduction scheme for the simplification of a surface given by a large set X of 3D point-samples is proposed. The data reduction relies on a recursive point remov...
VISUALIZATION
1999
IEEE
13 years 11 months ago
1999
IEEE
We present a method for the hierarchical representation of vector fields. Our approach is based on iterative refinement using clustering and principal component analysis. The inpu...
GRAPHITE
2005
ACM
14 years 1 months ago
2005
ACM
Surface fitting refers to the process of constructing a smooth representation for an object surface from a fairly large number of measured 3D data points. This paper presents an ...