Abbreviations and Notations

BMU
Best Matching Unit

EBIT
Earnings Before Interests and Taxes

GIGO
Garbage In Garbage Out

GUI
Graphical User Interface

HSOM
Hierarchical Solf-Organizing Map

KDD
Knowledge Discovery in Databases

LVQ
Learning Vector Quantizer

MLP
Multi-Layered Perceptron

PDF
Probability Density Function

RKDE
Reduced Kernel Density Estimation

ROCE
Return On Capital Employed

SOM
Self-Organizing Map

VQ
Vector Quantization

VRML
Virtual Reality Modeling Language

tex2html_wrap_inline3156
a vector in the input space

tex2html_wrap_inline3158
a sample vector i from the input data set

tex2html_wrap_inline3162
reference vector of neuron i

tex2html_wrap_inline3166
the best-matching reference vector of an input vector

tex2html_wrap_inline3168
location of neuron i on the map grid

tex2html_wrap_inline3172
neighborhood kernel around unit c

tex2html_wrap_inline3176
the j-neighborhood around unit i

tex2html_wrap_inline3182
the Voronoi region around unit i


Juha Vesanto
Tue May 27 12:40:37 EET DST 1997