I've had success with first using imagemagick to cleanup the image, do some thresholding and then using the latest version (4.1) of tesseract. With tesseract yo

I've had success with first using imagemagick to cleanup the image, do some thresholding and then using the latest version (4.1) of tesseract. With tesseract you can also try to experiment with different --psm values for better results.