.TH "vcurvature" 1 "Fri Feb 17 2012" "VIA - Volumetric Image Analysis" \" -*- nroff -*- .ad l .nh .SH NAME vcurvature \- .PP vcurvature -- 3d curvature computations .SH SYNOPSIS .br .PP .SH "Detailed Description" .PP vcurvature -- 3d curvature computations \fBDescription\fP .RS 4 3d curvature computations\&. For each surface voxel, a curvature feature is computed\&. Surface voxels are defined by a threshold\&. The algorithm is based on discrete approximations to second-order derivatives and the Weingarten equations\&. .RE .PP \fBReference:\fP .RS 4 O\&. Monga, S\&. Benayoun (1995)\&. 'Using partial derivatives of 3D images to extract typical surface features', Computer Vision and Image Understanding, Vol\&.61, No\&.2, pp\&.171--189\&. .RE .PP \fBUsage\fP .RS 4 .RE .PP \fCvcurvature\fP .PP \fBParameters:\fP .RS 4 \fI-in\fP input image .br \fI-out\fP output image .br \fI-t\fP iso-value\&. Default: 0\&.5 .br \fI-ctype\fP type of output (class | mean | gauss)\&. Default: class .br \fI-border\fP Whether to process only border voxels (true | false) .RE .PP \fBExamples\fP .RS 4 .RE .PP \fBKnown bugs\fP .RS 4 none\&. .RE .PP \fBAuthor:\fP .RS 4 G\&.Lohmann, MPI-CBS, 2004 .RE .PP .SH "Author" .PP Generated automatically by Doxygen for VIA - Volumetric Image Analysis from the source code\&.