Thank you!


On Sunday, December 16, 2012 9:02:34 PM UTC-6, patrickq wrote:
>
> I think you are right - ScanBizCards is passing a black & white image to 
> Tesseract and we are pretty sure Tesseract doesn't change the image 
> (empirically - we never dug in to make sure).
>
> Patrick
>
> On Sun, Dec 16, 2012 at 9:44 PM, Linda Li <[email protected]<javascript:>
> > wrote:
>
>> If I pass a binary (black-white) image into tesseract-ocr, will tesseract 
>> process the image on its own way?
>>
>>
>>  It seems tesseract ocr uses Otsu global thresholding method (not 
>> looking into the code carefull yet, but saw the key word “otsu” in the 
>> source code)
>>
>> If so, the Otsu method will not change the binary (black-white) image.
>>
>>
>>  So in my understanding, tesseract-ocr will not change the input binary 
>> image.
>>
>> Just ask to make sure...
>>
>>
>>  Thanks.
>>
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>
>
>
> -- 
> Patrick Questembert, *ScanBizCards*
> +1-917-250-4177 | www.scanbizcards.com
> twitter.com/ScanBizCards | www.facebook.com/ScanBizCards
> Just released: Power Contacts - 
> http://itunes.apple.com/us/app/power-contacts/id476986356?mt=8
>
> 

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