Hello Robert,

Am Donnerstag, 5. Januar 2012 02:14:05 UTC+1 schrieb Robert T:
 

> The OCR is working adequately for small segments of text--like a few 
> words--but uneven illumination seems to lower the recognition quality 
> with larger text input. Because the input comes from the device 
> camera, there's a lot of shadows and glare. 
>
>
The contrast must be normalized. You could do this via local adaptive 
binarization algorithms. Please check 
http://art1pirat.blogspot.de/2013/06/binarisierung.html for some examples 
(in german, but  good starting point). 

With best regards

Andreas

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