diff --git a/notes/notes.md b/notes/notes.md deleted file mode 100644 index 14f401c..0000000 --- a/notes/notes.md +++ /dev/null @@ -1,30 +0,0 @@ -# Image Pre-processing - -1. Invert image - Tesseract 3.0 only? -2. Rescale -3. Binarize -4. Remove noise -5. Dilation and erosion -6. Rotation and deskewing -7. Remove borders -8. Missing borders -9. Transparency and alpha channel - -## Invert Image - -```python -inverted_image = cv2.bitwise_not(image) -cv2.imwrite('tmp/inverted_image.jpg', inverted_image) -``` - -## Rescale - -## Binarize - -1. Grayscale image first. -2. Convert to black and white. - * Adjust threshold values, may require testing. - -## Remove Noise - -