Robust Tensor Preserving Projection for Multispectral Face Recognition

Algorithm 1

The RTPP algorithm.

Input:  ,     and ;

(1) Construct the similarity matrix by (12) and (14);

(2) Compute the embedding as follows:

Initialize , ;

for  ,   do

     for  ,   do

   ;

   ;

   ;

   ;

   Compute   by solving the eigen function: ;

   if    for each   then

      break;

   end if

   end for

end for

Output:    , .