# Localization of corresponding points in fingerprints by complex filtering

##### Citations

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884 citations

### Cites background from "Localization of corresponding point..."

...The transformation is not a strict permutation since the condition of irreversibility requires that more than one cell be mapped to the same cell....

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...Additionally, the cells may be rotated in multiples of 90 degrees after transposition....

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182 citations

153 citations

### Additional excerpts

...Digital Object Identifier no. 10.1109/TPAMI.2012.155....

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126 citations

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##### References

9,642 citations

### "Localization of corresponding point..." refers methods in this paper

...A gaussian is used as window because the gaussian is the only function which is orientation isotropic (in polar coordinates, it is a function of radius only) and separable [14]....

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1,207 citations

### "Localization of corresponding point..." refers methods in this paper

...The orientation tensor field is often used to represent the global structure in a fingerprint [3, 1, 4]....

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815 citations

### "Localization of corresponding point..." refers methods in this paper

...The FVC2000 fingerprint database, DB2 set A is used in the experiments [19]....

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622 citations

### "Localization of corresponding point..." refers background or methods in this paper

...Bazen and Gerez [8] report a standard deviation of 12◦ in the orientation estimate....

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...In the work of Bazen and Gerez [8] the position extraction and the orientation estimation of an SP is done in two sequential steps....

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...In conclusion these experiments reveal that an unbiased orientation estimate with a standard deviation of less than 4◦ can be achieved by using the argument of the complex filter response belonging to an SP. Bazen and Gerez [8] report a standard deviation of 12◦ in the orientation estimate....

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...This technique has been used in the work of Karu and Jain [3], and Bazen and Gerez [8] to define and extract SPs....

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...In the work of Bazen and Gerez [8] the position −5 −4 −3 −2 −1 0 1 2 3 4 5 −5...

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