KDAriane

h1. Eval122

h2. Synopsis

This operator has one parameter, two inputs and one output. The corresponding shell script executes the parameter as a command on both inputs and outputs.

h2. Parameters

1 parameter, treated as the command to be executed.

h2. Inputs

2 input files.

h2. Outputs

2 outputs, given as arguments to the shell command.

h2. Shell code

<pre>

cmd=$1; shift

input1=$1; shift

input2=$1; shift

output1=$1; shift

output2=$1; shift

$cmd $input1 $input2 $output1 $output2

</pre>

h2. Example

* in the discretization process [[discretization.aws]] for computing the dictionary starting from the data and the columns format