A Comparison of Growing Cell Structures Neural Networks and Linear Scoring Models in the Retail Credit Environment

2011 ◽  
Vol 49 (6) ◽  
pp. 74-96
Author(s):  
Timotej Jagric ◽  
Vita Jagric
Author(s):  
Silvia Botelho ◽  
Celina da Rocha ◽  
Monica Figueiredo ◽  
Paulo Drews ◽  
Gabriel Oliveira

Author(s):  
Soledad Delgado ◽  
Consuelo Gonzalo ◽  
Estíbaliz Martínez ◽  
Águeda Arquero

Currently, there exist many research areas that produce large multivariable datasets that are difficult to visualize in order to extract useful information. Kohonen selforganizing maps have been used successfully in the visualization and analysis of multidimensional data. In this work, a projection technique that compresses multidimensional datasets into two dimensional space using growing self-organizing maps is described. With this embedding scheme, traditional Kohonen visualization methods have been implemented using growing cell structures networks. New graphical map displays have been compared with Kohonen graphs using two groups of simulated data and one group of real multidimensional data selected from a satellite scene.


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