Law Technology News writer Evan Koblentz wrote an illuminating piece for the April 17, 2012 issue of LTN. The article which you can read in its entirety here, starts out by stating
"Document review that involves optical character recognition may be on the cusp of a new level of accuracy, startup BeyondRecognition asserts." and continues on by saying "His approach is to perform OCR by using methods that make sense for computers, rather than methods that make sense for humans."
I've seen Beyond Recognition in action, and have the reaction of people involved in the industry as they "get it". Without any reservation at all I would recommend you take time from your busy schedule and see this technology in action