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ESANN
2004
15 years 4 months ago
Using Andrews Curves for Clustering and Sub-clustering Self-Organizing Maps
Abstract. The use of self-organizing maps to analyze data often depends on finding effective methods to visualize the SOM's structure. In this paper we propose a new way to pe...
Cesar García-Osorio, Jesús Maudes, C...
IVC
2007
106views more  IVC 2007»
15 years 3 months ago
Image filtering using morphological amoebas
This article presents the use of anisotropic dynamic structuring elements, or amoebas, in order to build content-aware noise reduction filters. The amoeba is the ball defined by ...
Romain Lerallut, Etienne Decencière, Fernan...
ICPR
2006
IEEE
16 years 4 months ago
Clustering-based multispectral band selection using mutual information
This work presents the application of a novel technique on dimensionality reduction to deal with multispectral images. A distance based on mutual information is used to construct ...
Adolfo Martínez Usó, Filiberto Pla, ...
AIED
2005
Springer
15 years 8 months ago
Using Schema Analysis for Feedback in Authoring Tools for Learning Environments
Course material for electronic learning environments is often structured using schema languages. During the specification and development of course material, many mistakes can be m...
Harrie Passier, Johan Jeuring
PPAM
2005
Springer
15 years 8 months ago
Adapting Linear Algebra Codes to the Memory Hierarchy Using a Hypermatrix Scheme
Abstract. We present the way in which we adapt data and computations to the underlying memory hierarchy by means of a hierarchical data structure known as hypermatrix. The applicat...
José R. Herrero, Juan J. Navarro