<param type="int" name="maxiter" subparam="true"><shortdescription>For chauvenet, this is the maximum number of iterations to attempt. Iterating will stop when either this limit is reached, or the zscore criterion is met. If negative, iterate until the zscore criterion is met. Ignored if algortihm is not "chauvenet".</shortdescription><description>For chauvenet, this is the maximum number of iterations to attempt. Iterating will stop when either this limit is reached, or the zscore criterion is met. If negative, iterate until the zscore criterion is met. Ignored if algortihm is not "chauvenet".</description>
<casaxml xsi:schemaLocation="http://casa.nrao.edu/schema/casa.xsd file:///opt/casa/code/xmlcasa/xml/casa.xsd" xmlns="http://casa.nrao.edu/schema/psetTypes.html" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<task type="function" name="imdev" category="analysis">
<shortdescription>Create an image that can represent the statistical deviations of the input image.</shortdescription>
<param type="path" name="imagename" mustexist="true"><shortdescription>Input image name</shortdescription><description>Input image name</description>
<param type="string" name="outfile"><shortdescription>Output image file name. If left blank (the default), no image is written but a new image tool referencing the collapsed image is returned.</shortdescription><description>Output image file name. If left blank (the default), no image is written but a new image tool referencing the collapsed image is returned.</description>
<param type="any" direction="in" name="region"><shortdescription>Region selection. Default is to use the full image.</shortdescription><description>Region selection. Default is to use the full image.</description>
<type>string</type><type>record</type>
<param type="string" name="box"><shortdescription>Rectangular region(s) to select in direction plane. Default is to use the entire direction plane.</shortdescription><description>Rectangular region(s) to select in direction plane. Default is to use the entire direction plane.</description>
<param type="string" name="chans"><shortdescription>Channels to use. Default is to use all channels.</shortdescription><description>Channels to use. Default is to use all channels.</description>
<param type="string" name="stokes"><shortdescription>Stokes planes to use. Default is to use all Stokes planes.</shortdescription><description>Stokes planes to use. Default is to use all Stokes planes.</description>
<example>stokes="IQ"</example>
<example>stokes="RR,LL"</example>
<param type="string" name="mask"><shortdescription>Mask to use. Default setting is none. </shortdescription><description>Mask to use. Default setting is none. </description>
<param type="bool" name="overwrite"><shortdescription>Overwrite (unprompted) pre-existing output file? Ignored if "outfile" is left blank. </shortdescription><description>Overwrite (unprompted) pre-existing output file? Ignored if "outfile" is left blank. </description>
<param type="bool" name="stretch" subparam="true"><shortdescription>Stretch the mask if necessary and possible? Default value is False.</shortdescription><description>Stretch the mask if necessary and possible? Default value is False.</description>
<param type="intVec" name="grid"><shortdescription>x,y grid spacing. Array of exactly two positive integers.</shortdescription><description>x,y grid spacing. Array of exactly two positive integers.</description>
<value>1</value><value>1</value>
<param type="variant" name="anchor"><shortdescription>x,y anchor pixel location. Either "ref" to use the image reference pixel, or an array of exactly two integers.</shortdescription><description>x,y anchor pixel location. Either "ref" to use the image reference pixel, or an array of exactly two integers.</description>
<type>string</type><type>intVec</type>
<value type="string">ref</value>
<param type="variant" name="xlength"><shortdescription>Either x coordinate length of box, or diameter of circle. Circle is used if ylength is empty string.</shortdescription><description>Either x coordinate length of box, or diameter of circle. Circle is used if ylength is empty string.</description>
<type>string</type><type>int</type>
<value type="string">1pix</value>