procesing the data

processing_data.cpp

mat dataset = tempDataset.submat(0, 1, tempDataset.n_rows - 1, tempDataset.n_cols - 1);

mat test = tempTest.submat(0, 1, tempTest.n_rows - 1, tempTest.n_cols - 1);

mat train, valid;
data::Split(dataset, train, valid, RATIO);

const mat trainX = train.submat(1, 0, train.n_rows - 1, train.n_cols - 1);
const mat validX = valid.submat(1, 0, valid.n_rows - 1, valid.n_cols - 1);
const mat testX = test.submat(1, 0, test.n_rows - 1, test.n_cols - 1);
const mat trainY = train.row(0) + 1;
const mat validY = valid.row(0) + 1;
const mat testY = test.row(0) + 1;