Yeah with more size it works better and better but it takes more time also thats why im only scaling 2x around.And can i ask did you try with only threshold or threshold+scaling
2015-01-08 16:16 GMT+02:00 Allistair <[email protected]>: > Oh, I also scaled the image up to 2000px wide. Larger images often work > better with Tesseract so a pre-filter or sampling up can help. > > On 8 January 2015 at 14:16, Allistair <[email protected]> wrote: > >> This is the image I am providing to Tesseract >> >> https://dl.dropboxusercontent.com/u/523401/code.png >> >> It's your image with a quick threshold performed in Photoshop. Notice >> that you need to ensure the threshold makes all text black. >> >> On 8 January 2015 at 13:47, Gokcer Gunes <[email protected]> wrote: >> >>> i tried with threshold filters too but i didnt get good results,best >>> result for me was this way.Can i ask what threshould number you used for >>> this images. >>> >>> 2015-01-08 14:30 GMT+02:00 Allistair <[email protected]>: >>> >>>> Well, I must say I am unsure why one image works for that line and not >>>> the other. Clearly the addition of other lines of text is causing >>>> Tesseract's classification system to go slightly awry - must be learning >>>> something with the addition of the new text that it feeds back to the 1st >>>> and gets it wrong. >>>> >>>> However, I was easily able to get a perfect read on both of them by >>>> performing a simple threshold filter (turning all text dark black) before >>>> providing to Tesseract. >>>> >>>> On 8 January 2015 at 00:01, Gokcer Gunes <[email protected]> wrote: >>>> >>>>> First original Image which sended to tesseract >>>>> [image: Satır içi resim 1] >>>>> Second Original Image which sended to tesseract >>>>> >>>>> [image: Satır içi resim 2] >>>>> and outputs are in image which you already saw >>>>> >>>>> 2015-01-08 1:24 GMT+02:00 Gokcer Gunes <[email protected]>: >>>>> >>>>>> yes i will get and upload them asap >>>>>> >>>>>> >>>>>> 2015-01-08 1:24 GMT+02:00 Gokcer Gunes <[email protected]>: >>>>>> >>>>>>> ah no its not noise there is no noise in original img it just result >>>>>>> of crop in paint >>>>>>> >>>>>>> >>>>>>> 2015-01-08 1:21 GMT+02:00 Allistair C <[email protected]>: >>>>>>> >>>>>>>> Ah, I see - interesting :) The 2nd example isn't quite the same - >>>>>>>> it seems to have some noise on the left hand edge. Also, what PSM are >>>>>>>> you >>>>>>>> using? Can you send original size images you send to Tesseract? >>>>>>>> >>>>>>>> On Wednesday, 7 January 2015 23:05:08 UTC, Gokcer Gunes wrote: >>>>>>>>> >>>>>>>>> they are input image and output result ,inputs have same first >>>>>>>>> line but in first output M is correctly converted to M but in 2. >>>>>>>>> output M >>>>>>>>> is converted to H >>>>>>>>> >>>>>>>>> 2015-01-08 1:00 GMT+02:00 Allistair <[email protected]>: >>>>>>>>> >>>>>>>>>> I see the pictures, yes, but I don't understand the question. Can >>>>>>>>>> you elaborate in detail what the issue is? >>>>>>>>>> >>>>>>>>>> On 7 January 2015 at 22:48, Gokcer Gunes <[email protected]> >>>>>>>>>> wrote: >>>>>>>>>> >>>>>>>>>>> i uploaded them as pictures >>>>>>>>>>> >>>>>>>>>>> 2015-01-08 0:29 GMT+02:00 Gokcer Gunes <[email protected]>: >>>>>>>>>>> >>>>>>>>>>>> yeah resul pictures are in message you cant see them? >>>>>>>>>>>> >>>>>>>>>>>> 2015-01-07 23:56 GMT+02:00 Allistair C <[email protected]>: >>>>>>>>>>>> >>>>>>>>>>>>> Your question is not self-evident, what are you trying to ask? >>>>>>>>>>>>> Can you present your OCR results for each test you are conducting? >>>>>>>>>>>>> >>>>>>>>>>>>> On Monday, 5 January 2015 18:16:12 UTC, Gokcer Gunes wrote: >>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>>> <https://lh3.googleusercontent.com/-QtKcTsT8fGY/VKrU2Bz4zZI/AAAAAAAAAD4/nCbru06vKac/s1600/testry2.png> >>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>>> <https://lh6.googleusercontent.com/-FH8hQKrguns/VKrU0KDbMjI/AAAAAAAAADw/OMBj2VRxtyo/s1600/testry1.png> >>>>>>>>>>>>>> Examples is at above,what i am doing wrong? >>>>>>>>>>>>>> >>>>>>>>>>>>> -- >>>>>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>>>>> Google Groups "tesseract-ocr" group. >>>>>>>>>>>>> To unsubscribe from this group and stop receiving emails from >>>>>>>>>>>>> it, send an email to [email protected]. >>>>>>>>>>>>> To post to this group, send email to >>>>>>>>>>>>> [email protected]. >>>>>>>>>>>>> Visit this group at http://groups.google.com/ >>>>>>>>>>>>> group/tesseract-ocr. >>>>>>>>>>>>> To view this discussion on the web visit >>>>>>>>>>>>> https://groups.google.com/d/msgid/tesseract-ocr/9f45174d- >>>>>>>>>>>>> c6ed-4590-ab2c-8e93afb57a26%40googlegroups.com >>>>>>>>>>>>> <https://groups.google.com/d/msgid/tesseract-ocr/9f45174d-c6ed-4590-ab2c-8e93afb57a26%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>>>>>>>> . >>>>>>>>>>>>> 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