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» Classification Using Geometric Level Sets
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ICIP
2003
IEEE
14 years 9 months ago
Robust object boundary determination using a locally adaptive level set algorithm
This paper introduces a level set methodology for the precise boundary localization of image objects within an indicated region, designed to be particularly robust against weak or...
Eftychios Sifakis, George Tziritas
AMC
2010
114views more  AMC 2010»
13 years 7 months ago
Witness sets of projections
Elimination is a basic algebraic operation which geometrically corresponds to projections. This article describes using the numerical algebraic geometric concept of witness sets t...
Jonathan D. Hauenstein, Andrew J. Sommese
ENTCS
2008
85views more  ENTCS 2008»
13 years 7 months ago
Connectivity Properties of Dimension Level Sets
This paper initiates the study of sets in Euclidean space Rn (n 2) that are defined in terms of the dimensions of their elements. Specifically, given an interval I [0, 1], we ar...
Jack H. Lutz, Klaus Weihrauch
ANNPR
2006
Springer
13 years 11 months ago
Visual Classification of Images by Learning Geometric Appearances Through Boosting
We present a multiclass classification system for gray value images through boosting. The feature selection is done using the LPBoost algorithm which selects suitable features of a...
Martin Antenreiter, Christian Savu-Krohn, Peter Au...
SCALESPACE
1999
Springer
13 years 11 months ago
Region Tracking on Surfaces Deforming via Level-Sets Methods
Since the work by Osher and Sethian on level-sets algorithms for numerical shape evolutions, this technique has been used for a large number of applications in numerous fields. In...
Marcelo Bertalmío, Guillermo Sapiro, Gregor...