Data Analysis, Chemometrics, Spectroscopy, Raman Spectroscopy, Cosmic Rays.
and median absolute deviation (MAD) rather than the mean and standard deviation: z(i) = 0.6745 (x(i)-M) / MAD where the MAD = median(|x-M|) and |…| represents the absolute value. Both the median and the MAD are robust measures of the central tendency and dispersion, respectively. The multiplier