Show the source image. Show what you have done to get the binarized version.

Best regards,
Dmitri Silaev
www.CustomOCR.com





On Thu, May 21, 2015 at 1:55 AM, hj <[email protected]> wrote:

> see attached image. have tried various things, including this config:
>
> tessedit_char_whitelist 0123456789:.
> load_system_dawg F
> load_freq_dawg F
> tessedit_write_images T
> tessedit_create_boxfile T
>
> and playing around with the source image in various ways to get it in its
> attached form. also run it with -psm 7 (and have tried 8) to no avail.
> currently i get: "30:59" which is significantly better than what i was
> obtaining previously.
>
> based on the previous two posts and one i found on stackoverflow,  it
> seems like tesseract has difficulty classifying "digital" font characters.
>
> any suggested preprocessing that would improve performance here?
>
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