Fix bug in obsFiltEstTD.m that would screw dimension when there is only one source present

Virtual Sensing/Remote Microphone Technique/MATLAB/Functions/obsFiltEstTD.m

@@ -111,7 +111,7 @@ function [estPerMic, est, err, estMean, errMean] = obsFiltEstTD(m, O, e)
 
     % Sum the estimates of each monitoring microphone to get the estimated virtual microphone signals
     if nargout > 1
-        est = squeeze(sum(estPerMic, 3));
+        est = reshape(sum(estPerMic, 3), size(estPerMic, 1), size(estPerMic, 2), size(estPerMic, 4));
     end
 
     % Calculate the error signals