Re: Resize of image improves performance? What other pre-processing can I do?

2009-12-17 Thread SteveP
I am in the same situation. Here is what I have experienced. It helps to remove non-text from the image, such as underlining, graphics, boxes, lines, shading. Grayscale and black-and-white images work better than color, I have heard. If you follow the training document and make a box file from

Re: Resize of image improves performance? What other pre-processing can I do?

2009-11-27 Thread Salahuddin Pasha
> I found that if I resize the image to enlarge it by three or even up > to five times the size, I use cubic interpolation resize in Gimp, this > improves the recognition of text by this program greatly. Yap, I have found similar result. I was preparing some PDF files for OCR. While converting th

Resize of image improves performance? What other pre-processing can I do?

2009-11-27 Thread philip
Hi, I am doing text recognition of small fonts. Typically at the size you see on web-pages. I found that if I resize the image to enlarge it by three or even up to five times the size, I use cubic interpolation resize in Gimp, this improves the recognition of text by this program greatly. Is the