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Eval111 » Historique » Version 2

François Rioult, 18/06/2010 21:35

1 1 François Rioult
h1. Eval111
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h2. Synopsis
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This operator has one parameter, one input and one output. The corresponding shell script executes the parameter as a command on the input, and copies the result in the output.
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h2. Parameters
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1 parameter, treated as the command to be executed.
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h2. Inputs
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1 input, the input file
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h2. Outputs
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1 output: the result of the command
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h2. Example
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21 2 François Rioult
This operator is mainly used, for filtering a file with the parameter as command, or computing a result from the input and writing it to the output. See [[CMAR.aws]] for an example where this operator computes the predicted class for the column file of the votes.