private static TrainingSet createTrainingSetFromResources(IEnumerable<KeyValuePair<User, double[]>> studentsAndMarks)
{
TrainingSet resultTrainingSet = new TrainingSet(studentsAndMarks.First().Value.Length);
foreach (KeyValuePair<User, double[]> studentAndMark in studentsAndMarks)
{
resultTrainingSet.addRecord(studentAndMark.Value);
}
return resultTrainingSet;
}