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. 2015 Nov 5;2015:833–842.

Table 2.

Evaluation results for pre-processing

Pre-processing algorithm P R F
None 0.892 0.736 0.807
Binarization 0.911 0.783 0.842
Denoising + Binarization 0.910 0.812 0.858
Denois.+ Binar.+ Deskew. 0.914 0.823 0.866