splitdata.m.svn-base

a function inside machine learning

function [trainX, trainY, testX, testY] = splitData(X, y, trainFraction); 
%A function to split a dataset into training and test 

numExamples = size(X, 1);
numTrainExamples = ceil(trainFraction*numExamples); 

trainX = X(1:numTrainExamples, :); 
trainY = y(1:numTrainExamples, :); 

testX = X(numTrainExamples+1:end, :); 
testY = y(numTrainExamples+1:end, :);