Hello Mark,
Are you using TCL 8.5 or greater? This seems to be a difference between how TCL8.4 and 8.5 handle nan in a floating point output format.
Kind Regards
Matthew
> Hello,
>
> when we attempt to use Featquery on a mask it works fine but when we use that same mask with a single co-ordinate the following error is obtained:
>
> floating point value is Not a Number
> while executing
> "format %.4g [ lindex $thevals 11 ] "
> ("for" body line 251)
> invoked from within
> "for { set f 1 } { $f <= $featquery(multiple) } { incr f 1 } {
>
> #{{{ setup output dir and logging etc.
>
> set mask $origmask
>
> cd [ lindex $argv $f ]
> ..."
> (file "/usr/share/fsl/5.0/bin/featquery" line 167)
>
> When the line:
>
> set thestd [ format %.4g [ lindex $thevals 11 ] ]
>
> is changed to:
>
> set thestd [ format %s [ lindex $thevals 11 ] ]
>
> then it works.
>
> Is this problem caused by the fact that the std for a single voxel is undefined and trying to print out as format %.4g causes the error?
>
