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DAGSTUHL
2010
15 years 3 months ago
Towards Automatic Feature-based Visualization
Visualizations are well suited to communicate large amounts of complex data. With increasing resolution in the spatial and temporal domain simple imaging techniques meet their lim...
Heike Jänicke, Gerik Scheuermann
DAS
2008
Springer
15 years 3 months ago
Handling of Surface Modifications for Robust Image Based Mail Piece Comparison
Image based mail piece identification is a new technology for optimizing the postal sorting process. Exploiting the mail piece surface uniqueness, characteristic features are used...
Katja Worm, Beate Meffert
CAIP
1997
Springer
125views Image Analysis» more  CAIP 1997»
15 years 5 months ago
An Algorithm for Intrinsic Dimensionality Estimation
Abstract. In this paper a new method for analyzing the intrinsic dimensionality (ID) of low dimensional manifolds in high dimensional feature spaces is presented. The basic idea is...
Jörg Bruske, Gerald Sommer
JMLR
2011
133views more  JMLR 2011»
14 years 8 months ago
Operator Norm Convergence of Spectral Clustering on Level Sets
Following Hartigan (1975), a cluster is defined as a connected component of the t-level set of the underlying density, that is, the set of points for which the density is greater...
Bruno Pelletier, Pierre Pudlo
DMIN
2008
190views Data Mining» more  DMIN 2008»
15 years 3 months ago
Optimization of Self-Organizing Maps Ensemble in Prediction
The knowledge discovery process encounters the difficulties to analyze large amount of data. Indeed, some theoretical problems related to high dimensional spaces then appear and de...
Elie Prudhomme, Stéphane Lallich