function label = generatePlotLabel(v, dv) unit = 'Hz'; if v <= 0.0 v = NaN; dv = NaN; unit = 'Hz'; elseif v > 0.0 && Helpers.determineOrderOfMagnitude(v) > 2 v = v / 1e3; % in kHz dv = dv / 1e3; % in kHz unit = 'kHz'; end label = sprintf('\x03BD = %.1f \x00B1 %.2f %s', v, dv, unit); end