3. The method of claim 1 , wherein said identifying the cluster of character sequences, which correspond to the error location, comprises: identifying in the initial optical character recognition results and the additional optical character recognition results a plurality of common features to identify reference points.
3. The method of claim 1 , wherein said identifying the cluster of character sequences, which correspond to the error location, comprises: identifying in the initial optical character recognition results and the additional optical character recognition results a plurality of common features to identify reference points. 4. The method of claim 3 , further comprising identifying using coordinates of the reference points parameters of a coordinate transformation converting coordinates of the additional optical character recognition results into coordinates of the initial optical character recognition results.