Noise.m Code

From SoftwarePractice.org

% this function reduce noise from the in put image

function ans1= noise(barcode)

% K = filter2(fspecial('average',3),barcode)/255;

L = medfilt2(barcode,[3 3]);  %medianfilater is better than specical filter in this case
K = wiener2(L ,[5 5]);          %Adaptive Filtering
ans1=K;

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