And also can i ask if tesseract can detect point between lines,so i can crop lines and send each line as different picture to tesseract?
2015-01-08 16:22 GMT+02:00 Gokcer Gunes <[email protected]>: > 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/ >>>>>>>>>>>>>> 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