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% STK_CONDITIONING [overload STK function]
% Copyright Notice
%
% Copyright (C) 2015, 2018 CentraleSupelec
%
% Authors: Julien Bect <julien.bect@centralesupelec.fr>
% Copying Permission Statement
%
% This file is part of
%
% STK: a Small (Matlab/Octave) Toolbox for Kriging
% (http://sourceforge.net/projects/kriging)
%
% STK is free software: you can redistribute it and/or modify it under
% the terms of the GNU General Public License as published by the Free
% Software Foundation, either version 3 of the License, or (at your
% option) any later version.
%
% STK is distributed in the hope that it will be useful, but WITHOUT
% ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
% or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
% License for more details.
%
% You should have received a copy of the GNU General Public License
% along with STK. If not, see <http://www.gnu.org/licenses/>.
function zsimc = stk_conditioning (lambda, zi, zsim, xi_ind, noise_sim)
df_out = false; % stk_dataframe output ?
% Read 'lambda' argument
if isa (lambda, 'stk_dataframe')
lambda_ = lambda.data;
rownames = lambda.colnames;
df_out = true;
else
lambda_ = lambda;
rownames = {};
end
% Read 'zi' argument
if isa (zi, 'stk_dataframe')
zi_ = zi.data;
else
zi_ = zi;
end
% Read 'zsim' argument
if isa (zsim, 'stk_dataframe')
zsim_ = zsim.data;
colnames = zsim.colnames;
if isempty (rownames),
rownames = zsim.rownames;
elseif ~ isequal (zsim.rownames, rownames)
rownames = {};
end
df_out = true;
else
zsim_ = zsim;
colnames = {};
end
if nargin < 4,
zsimc = stk_conditioning (lambda_, zi_, zsim_);
else % nargin >= 4
% Read 'xi_ind' argument
if isa (xi_ind, 'stk_dataframe')
xi_ind_ = xi_ind.data;
else
xi_ind_ = xi_ind;
end
if nargin < 5,
zsimc = stk_conditioning (lambda_, zi_, zsim_, xi_ind_);
else % nargin >= 5
% Read 'noise_sim' argument
if isa (noise_sim, 'stk_dataframe'),
noise_sim_ = noise_sim.data;
else
noise_sim_ = noise_sim;
end
zsimc = stk_conditioning (lambda_, zi_, zsim_, xi_ind_, noise_sim_);
end
end
if df_out,
zsimc = stk_dataframe (zsimc, colnames, rownames);
end
end % function
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