Search found 4 matches

by Jordan
2019-05-31T11:36:28-07:00
Forum: Users
Topic: Optimize dark (gray) image for OCR
Replies: 6
Views: 6867

Re: Optimize dark (gray) image for OCR

Does someone have an idea how to blur the picture (to make it less pixelated?) Also someone suggested the following: I suggest blurring the picture before processing with tesseract (for example Gaussian Blur, horizontal 0.5, vertical 2.0). Does the recognition then improve? I have no idea how to app...
by Jordan
2019-05-25T10:54:26-07:00
Forum: Users
Topic: Optimize dark (gray) image for OCR
Replies: 6
Views: 6867

Re: Optimize dark (gray) image for OCR

Hi, Thanks for your message! I have to say by the way that ImageMagick is just awesome <3 I haven't stop tweaking. It seemed that the original image had been alerted in some way. But I managed to isolate the right colors Original image https://www.dropbox.com/s/9lnhrd1rrr6ld9k/screen3.png?dl=0 https...
by Jordan
2019-05-25T05:53:07-07:00
Forum: Users
Topic: Optimize dark (gray) image for OCR
Replies: 6
Views: 6867

Re: Optimize dark (gray) image for OCR

Yes that yields the same result! Unfortunatly I don't have a higher resolution image (it will always be this format) I don't need capital letters though they only need to be detected correctly. The OCR result I is: Sell Offers: Amount: Lf. )+ Total: 659,887 @ | accept Name Amount Piece Price Total P...
by Jordan
2019-05-25T04:24:19-07:00
Forum: Users
Topic: Optimize dark (gray) image for OCR
Replies: 6
Views: 6867

Optimize dark (gray) image for OCR

Hi, I'm trying to optimize image300.png for Tesseract OCR, the image will always look the same except for the text. So far I've managed to generate output.tiff. I've tried to use Photoshop to guide me with a gui, without any luck (the values e.g. in Photoshop levels don't corrospond with -level in I...