Measure of distinguishability for signature verification

Details Measure of distinguishability for signature verification Measure of distinguishability for signature verification

1986-01-21

1988-04-05

Boudreau, Leo H.

Image analysis

Histogram processing

For setting a threshold

382 13, G06H 900

Patent

active

047364459

ABSTRACT:
An improved method of signature verification. More specifically, this method maps the values of input measures obtained by comparing a sample signature with a reference signature to a universal scale and combines them to produce a measure of similarity.

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Chainer et al., "Penlift Insertion Reconcilliation Technique for Signature, Verification", IBM Tech. Disc. Bulletin, vol. 27, No. 8, p. 4652, Jan. 1985.
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Chainer et al., "Improved Algorithm for the Correction of the Segmentation of Signatures in a Signature Verification System", IBM Tech. Disc. Bulletin, vol. 27, No. 8, p. 4655, Jan. 1985.
Welsh, "The Use of Fast Fourier Transform for the Estimation of Power Spectra: A Method Based on Time Averaging Over Short, Modified Periodgrams", IEEE Trans. Audio Electroacoustics, vol. Au15, No. 2, pp. 70-73, Jun. 1970.
Liu, "Reference Design Procedure for Signature Verification", IBM Tech. Disclosure Bulletin, vol. 21, No. 1, Jun. 1978. pp. 426-427.

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