How can I extract number/letter part from this binary image ?
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mizuki on 15 Aug 2017
This example would help - this is part of OCR example, but what it does first (- Step 4) is extracting the area of letters by removing other areas.
- Automatically Detect and Recognize Text in Natural Images http://www.mathworks.com/help/vision/examples/automatically-detect-and-recognize-text-in-natural-images.html?lang=en