Images with text in white color

[raghunath rs]

Hi,

I recently experienced that Tesseract 4 is not identifying images with text in white and background colored

Is there any specific preprocessing?

Thanks,
Raghu

[Zdenko Podobny]

Can you please provide images for testing?

Zdenko

po 12. 11. 2018 o 12:38 raghunath rs <raghuna...@gmail.com> napísal(a):

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[Seokbong Choi]

Use Otsu Inverse from OpenCV.

https://www.meccanismocomplesso.org/en/opencv-python-otsu-binarization-thresholding/