inranK.dat Block 1: 1894 lines, 50 entries outranK.dat Block 1: 1894 lines, 1 entries inranK are the inputs and outranK are the targets. Please see original paper for training set and test set sizes. Note there ought to be 51 inputs, but the inranK file only contains 50. Note the ISIJ paper lists the input variables in table 1, but the first two lines are the target variable.