Post-Capture Actions
Image Processing
Improving OCR Results by using Image Processing to remove background
Greyscale
Convert to 8-bit greyscale
Normalize
Enhance output image contrast by stretching its luminance to cover the full dynamic range
Invert
Produce the "negative" of the image.
Threshold
The thresholding methods replace each pixel in an image with a black pixel
Lightness
Brightness
Sharpen
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