SnnsRObject$somPredictCurrPatSetWinnersSpanTree: Get the spanning tree of the SOM
Description
SnnsR low-level function to get the spanning tree of the
SOM, This function calls directly the corresponding SNNS
kernel function (the only one available for SOM).
Advantage are faster computation, disadvantage is
somewhat limited information in the output.Usage
## S3 method for class 'SnnsR':
somPredictCurrPatSetWinnersSpanTree()
Value
- the spanning tree, which is the som, showing for each
unit a number identifying the last pattern for which this
unit won. (We note that, also if there are more than one
patterns, only the last one is saved)