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@@ -1,4 +1,14 @@
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function [ G , F , R ] = SpIN_Cal( W , X , G , F , Omega_G , Omega_F , Phi_G , Phi_F , D , k , lambda , F_theo , N_iter )
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+% Author: Clément DORFFER
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+% Date: 26/11/2018
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+% @: clement.dorffer@ensta-bretagne.fr
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+% Goal: perform mobile sensor calibration using the Sparsity-Constrained Informed NMF calibraton technique.
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+% If you use this code for research or educational purpose, please cite:
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+%
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+% C. Dorffer, M. Puigt, G. Delmaire, G. Roussel, Informed Nonnegative Matrix Factorization Methods for
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+% Mobile Sensor Network Calibration, IEEE Transactions on Signal and Information Processing over Networks,
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+% Volume 4, Issue 4, pp. 667-682, December 2018.
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+%
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W2 = W.^2;
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tilde_W2 = [W2,lambda*ones(size(W,1),1)];
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