/**
  * Creates new training element with specified input and desired output vectors specifed as
  * strings
  *
  * @param input input vector as space separated string
  * @param desiredOutput desired output vector as space separated string
  */
 public DataSetRow(String input, String desiredOutput) {
   this.input = VectorParser.parseDoubleArray(input);
   this.desiredOutput = VectorParser.parseDoubleArray(desiredOutput);
 }