Creating a field for TS-SOM layer information

 

somlayer	Create a field for layer indexes
-s <som>	name of the TS-SOM structure
-fout <field>	name of the field to be created

This operation creates a field containing one item per each neuron and fills it with the indexes of TS-SOM layers.

Example (ex5.4): The example shows how layer indexes can be used to pick the weights of one layer. More information about expressions can be found in section 4.2.1.

...
NDA> somtr -d predata -sout som1 -l 5
...
NDA> somlayer -s som1 -fout somlayer
# Select records according to a boolean expression
NDA> selrec -d som1_W -dout l3w -expr 'somlayer' = 3;