A low-pass filter which is useful for smoothing data.
Savitzky-Golay Filter
See also
FilterExplore with Wolfram|Alpha
References
Press, W. H.; Flannery, B. P.; Teukolsky, S. A.; and Vetterling, W. T. Numerical Recipes in FORTRAN: The Art of Scientific Computing, 2nd ed. Cambridge, England: Cambridge University Press, pp. 183 and 644-645, 1992.Referenced on Wolfram|Alpha
Savitzky-Golay FilterCite this as:
Weisstein, Eric W. "Savitzky-Golay Filter." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Savitzky-GolayFilter.html