Changeset 2042 for trunk/doc/pslib/psLibADD.tex

Timestamp:

Oct 8, 2004, 5:29:29 PM (22 years ago)

Author:

Paul Price

Message:

Fixed up robust statistics --- boxcar is FWHM wide.

File:

• trunk/doc/pslib/psLibADD.tex (modified) (2 diffs)

trunk/doc/pslib/psLibADD.tex

@@ -1 @@
-%%% $Id: psLibADD.tex,v 1.47 2004-10-09 01:34:35 price Exp $
+%%% $Id: psLibADD.tex,v 1.48 2004-10-09 03:29:29 price Exp $
 \documentclass[panstarrs]{panstarrs}
 
@@ -289 +289 @@
 contribute a fraction of a value, equivalent to the weight.  In the
 interests of speed, a boxcar PDF may be used to represent each input
-value (as opposed to a Gaussian), where the width is equal to the
-variance (the square of the error) and each input value contributes
-constant area.  Then the mean, median, mode, standard deviation and
-quartiles are estimated in the same manner as above.
+value (as opposed to a Gaussian), where the width is equal to 2.35
+times the error (i.e., the full width at half maximum) and each input
+value contributes constant area.  Then the mean, median, mode,
+standard deviation and quartiles are estimated in the same manner as
+above.