From 4a9e361db5252379d4f9de2e95f1d600acde04f2 Mon Sep 17 00:00:00 2001 From: bryan newbold Date: Wed, 5 Nov 2014 23:23:39 -0800 Subject: new physics/fwhm page --- physics/fwhm.txt | 11 +++++++++++ 1 file changed, 11 insertions(+) create mode 100644 physics/fwhm.txt (limited to 'physics') diff --git a/physics/fwhm.txt b/physics/fwhm.txt new file mode 100644 index 0000000..7ab25eb --- /dev/null +++ b/physics/fwhm.txt @@ -0,0 +1,11 @@ + +Why Full-Width, Half Max (FWHM)? +----------------------------------- + +If you have two peaks with the same shape overlapping each other, they will +combine into a single peak with no dip between them (aka, no concavity, +assuming that the peak shape is convex up to the FWHM point) if they +overlap up to the FWHM. + +While peak fitting could extract more information, the FWHM is a reasonable +bound on the simple ability to differentiate "features" or "structure". -- cgit v1.2.3