diff options
Diffstat (limited to 'math/curfit/doc/cvreject.hlp')
| -rw-r--r-- | math/curfit/doc/cvreject.hlp | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/math/curfit/doc/cvreject.hlp b/math/curfit/doc/cvreject.hlp new file mode 100644 index 00000000..52e5ca4f --- /dev/null +++ b/math/curfit/doc/cvreject.hlp @@ -0,0 +1,41 @@ +.help cvreject June84 "Curfit Package" +.ih +NAME +cvreject -- reject a single data point from the data set to be fit +.ih +SYNOPSIS +cvreject (cv, x, y, weight) + +.nf +pointer cv # curve descriptor +real x # x value +real y # y value +real weight # weight value +.fi +.ih +ARGUMENTS +.ls cv +Pointer to the curve descriptor structure. +.le +.ls x +X value. +.le +.ls y +Y value. +.le +.ls weight +The weight value. +.le +.ih +DESCRIPTION +CVREJECT removes an individul data point from the data set. +The non-zero basis functions for each x are calculated. The contribution +of each x to the normal equations is computed and subtracted from the +appropriate arrays and vectors. +An array of points can be removed from the fit by repeated calls to CVREJECT +followed by a single call to CVSOLVE to calculate a new set of coefficients. +.ih +NOTES +.ih +SEE ALSO +.endhelp |