refactor

matlab/tfgm/tf_fading/solver_tfgm_zero.m

-function x_zero= solver_tfgm_zero(X, mask, idgt)
-
-%% x_zero= solver_tfgm_zero(X, mask, idgt)
-% Thid function reconstruct the signal after filling the masked regions by zeros.
-% Inputs:
-%     - X: time-frequency matrix
-%     - mask: binary mask
-%     - idgt: Inverse of Gabor transform operator
-% Outputs:
-%     -x_interp: estimated signal
-%
-%
-% Author: Marina KREME
-
-%%
-X(mask==1)=0;
-x_zero = compute_idgt(X, idgt);
-
-end
\ No newline at end of file

matlab/tfgm/tf_fading/zero_fill_solver.m

+function x_est= zero_fill_solver(x, mask, dgt, idgt,  dgt_params,...,
+    signal_params, fig_dir)
+
+%% x_est= zero_fill_solver(x, mask, dgt, idgt,  dgt_params,...,
+%    signal_params, fig_dir)
+% Thid function reconstruct the signal after filling the masked regions by zeros.
+% Inputs:
+%     - x (nd array): mix signals
+%     - mask: time-frequency mask
+%     - idgt,dgt (handle): DGT and IDGT . see utils/get_stft_operators.m
+%     - dgt_params (struct)  : DGT parameters
+%     - signal_params (struct) . :signals parameters
+%     - fig_dir : folder where figures are stored
+% Outputs:
+%     -x_est (nd array): estimated signal
+%
+%
+% Author: Marina KREME
+
+%%
+x_tf = dgt(x);
+x_tf(mask==1)=0;
+x_est = idgt(x_tf);
+
+%%
+
+figure
+plot_spectrogram(x_tf, dgt_params,signal_params, dgt);
+title('TF matrix filled by zeros in mask')
+saveas(gcf,fullfile(fig_dir,'tf_filled_zeros.pdf'));
+
+figure
+plot_spectrogram(x_est, dgt_params,signal_params, dgt);
+title('Reconstructed signal by zero fill')
+saveas(gcf,fullfile(fig_dir,'zero_fill_est.pdf'));
+
+end
\ No newline at end of file