Signature Verification
Signature Verification
Signature Verification
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Preprocessing• For online signatures no segmentation needs to beperformed– All parts of the signature are known after sensing• Attempt to eliminate noise from the capturing device,speed of writing, and the writing itself• Minimize the potential of eliminating writerdependencies• Solutions1) Size Normalization2) Position Normalization3) Smoothing4) Re-sampling5) Ligature