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> 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