You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: SurfEP.m
    path of file: ./repos/CS_MoCo_LAB/reconstruction/matlab/CS_LAB_matlab/utils/utils_TRAFO/Surfacelet
    
    the code of the file until where you have to start completion: %--------------------------------------------------------------------------
%	SurfBox-MATLAB (c)
%--------------------------------------------------------------------------
%
%	Yue M. Lu and Minh N. Do
%
%--------------------------------------------------------------------------
%
%	SurfEP.m
%	
%	First created: 12-12-08
%	Last modified: 12-12-08
%
%--------------------------------------------------------------------------

function Ep = SurfEP(sz, Lev_array, Pyr_mode, bo, nRepeat)

%   Estimating the subband scaling coefficients of the surfacelet transform
%   using a Monte Carlo method.
%
%   Input:
%
%   sz: the size of a N-dimensional array (N >= 2)
%
%   Lev_array: an L by 1 cell array, with 
    
function Ep = SurfEP(sz, Lev_array, Pyr_mode, bo, nRepeat)

%   Estimating the subband scaling coefficients of the surfacelet transform
%   using a Monte Carlo method.
%
%   Input:
%
%   sz: the size of a N-dimensional array (N >= 2)
%
%   Lev_array: an L by 1 cell array, with each cell being an N by N matrix
%   for NDFB decomposition, or a scaler (either 1 or 2) for dual-tree
%   wavelet decomposition.
%
%   Pyr_mode: type of multiscale pyramid, corresponding to different levels
%   of redundancy.
%   1:       ~ 6.4
%   1.5:     ~ 4.0
%   2:       ~ 3.4
%
%   bo: the order of the checkerboard filters. Default: bo = 12
%
%   nRepeat: the number of trials in the Monte Carlo method.
%
%   Output:
%
%   Ep: the estimated subband scaling coefficients


h = waitbar(0, ['Estimating the subband scaling coefficients.' ...
        'This can be a slow process, but it only needs to be done once for a given configuration.']);

for n = 1 : nRepeat
    X = randn(sz);
    [Y, Recinfo] = Surfdec(X, Pyr_mode, Lev_array, 'ritf', 'bo', bo);
    clear X; % to save some memory
    
    if n == 1
        Ep = Y;
        
        for j = 1 : length(Y) - 1
            for dd = 1 : length(Y{j})
                for sd = 1 : length(Y{j}{dd})
                    Ep{j}{dd}{sd} = Ep{j}{dd}{sd} .^ 2;
                end