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# dip

## (Toolbox/dip.m in BrainStorm 2.0 (Alpha))

### Function Synopsis

    [ep,amr,amt] = dip(cdip,r0)

### Help Text

    DIP - UNKNOWN, move to archive?
     function [ep,amr,amt] = dip(cdip,r0)

### Cross-Reference Information

This function is called by

    gain_interp                        C:\BrainStorm_2001\Toolbox\gain_interp.m
    sourceimaging                      C:\BrainStorm_2001\Toolbox\sourceimaging.m

### Listing of function C:\BrainStorm_2001\Toolbox\dip.m

    function [ep,amr,amt] = dip(cdip,r0)
    %DIP - UNKNOWN, move to archive?
    % function [ep,amr,amt] = dip(cdip,r0)

    %<autobegin> ---------------------- 26-May-2004 11:30:10 -----------------------
    % --------- Automatically Generated Comments Block Using AUTO_COMMENTS ---------
    %
    % CATEGORY: Utility - General
    %
    % At Check-in: $Author: Mosher $  $Revision: 15 $  $Date: 5/26/04 9:59a $
    %
    % This software is part of BrainStorm Toolbox Version 2.0 (Alpha) 24-May-2004
    %
    % Principal Investigators and Developers:
    % ** Richard M. Leahy, PhD, Signal & Image Processing Institute,
    %    University of Southern California, Los Angeles, CA
    % ** John C. Mosher, PhD, Biophysics Group,
    %    Los Alamos National Laboratory, Los Alamos, NM
    % ** Sylvain Baillet, PhD, Cognitive Neuroscience & Brain Imaging Laboratory,
    %    CNRS, Hopital de la Salpetriere, Paris, France
    %
    % See BrainStorm website at http://neuroimage.usc.edu for further information.
    %
    % Copyright (c) 2004 BrainStorm by the University of Southern California
    % This software distributed  under the terms of the GNU General Public License
    % as published by the Free Software Foundation. Further details on the GPL
    % license can be found at http://www.gnu.org/copyleft/gpl.html .
    %
    % FOR RESEARCH PURPOSES ONLY. THE SOFTWARE IS PROVIDED "AS IS," AND THE
    % UNIVERSITY OF SOUTHERN CALIFORNIA AND ITS COLLABORATORS DO NOT MAKE ANY
    % WARRANTY, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTIES OF
    % MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, NOR DO THEY ASSUME ANY
    % LIABILITY OR RESPONSIBILITY FOR THE USE OF THIS SOFTWARE.
    %<autoend> ------------------------ 26-May-2004 11:30:10 -----------------------

    ep(:,3)=[1;1;1];
    if (r0~=0)
       ep(:,3)=cdip(1:3)'/r0;
    end
    amr=cdip(4:6)*ep(:,3);
    ep(:,1)=cdip(4:6)'-amr*ep(:,3);
    amt=norm(ep(:,1),2);
    if (amt~=0)
       ep(:,1)=ep(:,1)/amt;
       ep(1,2)=ep(2,3)*ep(3,1)-ep(2,1)*ep(3,3);
       ep(2,2)=ep(3,3)*ep(1,1)-ep(3,1)*ep(1,3);
       ep(3,2)=ep(1,3)*ep(2,1)-ep(1,1)*ep(2,3);
    end

Produced by color_mat2html, a customized BrainStorm 2.0 (Alpha) version of mat2html on Tue Oct 12 12:05:14 2004
Cross-Directory links are: ON