sugr_minimal_Point_Projection_3D_2D

% Minimal representation of Projection P 3D-->2D

 P = sugr_minimal_Projection_3D_2D(P,Cpp)

 Wolfgang Förstner 2/2013
 wfoerstn@uni-bonn.de

 See also sugr_Projection_3D_2D, sugr_minimal_vector

0001 %% Minimal representation of Projection P 3D-->2D
0002 %
0003 % P = sugr_minimal_Projection_3D_2D(P,Cpp)
0004 %
0005 % Wolfgang Förstner 2/2013
0006 % wfoerstn@uni-bonn.de
0007 %
0008 % See also sugr_Projection_3D_2D, sugr_minimal_vector
0009 
0010 function Ps = sugr_minimal_Point_Projection_3D_2D(P,Cpp)
0011 
0012 p = P(:);                                  % vectorize
0013 p_minimal  = sugr_minimal_vector(p,Cpp);   % determine minimal vector
0014 Ps.P       = reshape(p_minimal.h,3,4);     % build P-matrix
0015 Ps.Crr     = p_minimal.Crr;                % store CovM_rr