In tesseract, you are able to pull out, in HTML, the conversion areas so 
you can see what is being selected for analysis. Try putting the something 
other than 0/D in the edge boxes. I had an issue in the past with the 
thickness of the curved edges. 

On Thursday, 27 February 2014 02:35:48 UTC-5, temp name wrote:
>
> Hello,
>
> I have an image which contains only table. When I used tesseract for OCR 
> it doesn't recognize text from first and last column.
> I have attached the image which I have used.
>
> After lot of trial, when I modified the image manually and added some text 
> over the table before feeding image to the tesseract.
> I got correct results. I am not able to understand the logic here. why 
> tesseract don't recognize first image but it recognized second image.
> I suspect it is because of table border analysis or page border analysis 
> in preprocessing phase of tesseract. if this is the case, then tesseract 
> should have a parameter which can force tesseract to ignore page border 
> analysis. I need some help urgently. Any idea? 
>
> P.s.I have attached the two images. 
>

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