#!/usr/bin/octave-cli --persist
  
  filename = argv(){1};
  col = eval(argv(){2});
  mult = eval(argv(){3});

  if length(col) == length(mult)
      figure
      hold all
      grid on
      cc = 'bkcgmry';
      for i = [1:length(col)]
          data.freq = load(filename)(:,col(i)).*mult(i);

          if eval(argv(){4})(i) == 1
              printf(strcat(filename, ' col', num2str(col(i)), ' drift removed
  
  '))
              data.freq = detrend(data.freq);
          end

          data.rate = 1;
          [ad, S, err, tau] = allan(data, 2.^[0:nextpow2(length(data.freq))-3]./data.rate, strcat(strsplit(filename, '/'){end}, num2str(i)), 0);

          loglogerr(tau, ad, err, strcat(cc(mod(i, length(cc))), '-s'))

          leg{i} = strcat(filename, ' col', num2str(col(i)));

          axis(10.^ceil(log10([tau(1), tau(end)])))

          hold on
      end
      legend(leg)
      input("Press to continue...");
  end

  exit