diff options
Diffstat (limited to 'help/en_US/fwhmjlt.xml')
| -rw-r--r-- | help/en_US/fwhmjlt.xml | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/help/en_US/fwhmjlt.xml b/help/en_US/fwhmjlt.xml index 4663d1a..c093385 100644 --- a/help/en_US/fwhmjlt.xml +++ b/help/en_US/fwhmjlt.xml @@ -17,7 +17,40 @@ <refnamediv> <refname>fwhmjlt</refname> - <refpurpose>rhs = argn(2)</refpurpose> + <refpurpose>This function Computes peak full-width at half maximum</refpurpose> </refnamediv> +<refsynopsisdiv> + <title>Calling Sequence</title> + <synopsis> + f = fwhm (y) + f = fwhm (x, y) + f = fwhm (…, "zero") + f = fwhm (…, "min") + f = fwhm (…, "alevel", level) + f = fwhm (…, "rlevel", level) + </synopsis> +</refsynopsisdiv> + + + +<refsection> + <title>Description</title> + <para> +Compute peak full-width at half maximum (FWHM) or at another level of peak maximum for vector or matrix data y, optionally sampled as y(x). If y is a matrix, return FWHM for each column as a row vector.<para></para>The default option "zero" computes fwhm at half maximum, i.e. 0.5*max(y). The option "min" computes fwhm at the middle curve, i.e. 0.5*(min(y)+max(y)). <para></para>The option "rlevel" computes full-width at the given relative level of peak profile<para></para>The option "alevel" computes full-width at the given absolute level of y. +</para> +</refsection> + +<refsection> + <title>Examples</title> + <programlisting role="example"><![CDATA[ +t=-50:0.01:50; +y=(1/(2*sqrt(2*%pi)))*exp(-(t.^2)/8); +z=fwhmjlt(y) +//Expected Output +//470.96442 + ]]></programlisting> +</refsection> + + </refentry> |