docs: public void write(@NonNull MultiNormalizerMinMaxScaler normalizer, @NonNull OutputStream stream)
                      throws IOException {
          try (DataOutputStream dos = new DataOutputStream(stream)) {
              dos.writeBoolean(normalizer.isFitLabel());
              dos.writeInt(normalizer.numInputs());
              dos.writeInt(normalizer.isFitLabel() ? normalizer.numOutputs() : -1);
              dos.writeDouble(normalizer.getTargetMin());
              dos.writeDouble(normalizer.getTargetMax());
  
              for (int i = 0; i < normalizer.numInputs(); i++) {
                  Nd4j.write(normalizer.getMin(i), dos);
                  Nd4j.write(normalizer.getMax(i), dos);
              }
              if (normalizer.isFitLabel()) {
                  for (int i = 0; i < normalizer.numOutputs(); i++) {
                      Nd4j.write(normalizer.getLabelMin(i), dos);
                      Nd4j.write(normalizer.getLabelMax(i), dos);
                  }
              }
              dos.flush();
          }
      }