#!/bin/bash NewPrefix=`echo $Prefix | gawk '{sub(/ATTRIBUTECOUNT/,numberOfAttributes,$0); print $0}' numberOfAttributes=$numberOfAttributes` Prefix=$NewPrefix numberToLog $1 > trainL.arff; numberToLog $2 > testL.arff; $Weka weka.classifiers.functions.LinearRegression -S 0 -R 1.0E-8 -p 0 -t trainL.arff -T testL.arff | logToNumber;