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How to get clear image of a scanned image by removing black dots,resize,despeckle,clearer text

i want to do  scanned image of a text document in to a clear text document image..
pls can anyone help .. i converted image into black&white.and applied bwmorph(bw,'remove'), it removes most black part .. but i am not getting clearer text.
pls help me thanx. 
0
jagadish
11/4/2010 8:22:04 AM
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jagadish katti:
Maybe you could try this:
http://www.leptonica.com/binarization.html

or look here:
http://iris.usc.edu/Vision-Notes/bibliography/contentschar.html#OCR,%20Document%20Analysis%20and%20Character%20Recognition%20Systems

Or try MATLAB's adapthisteq() in the Image Processing Toolbox.
0
ImageAnalyst
11/4/2010 10:04:53 AM
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