Algorithm NCMI

Organization: Natural Sciences and Mathematics, Institute of Informatics (Macedonia)

Algorithm NCMI consists of the following steps:

  1. Step Normalization [1]
  2. Step Gray to Binary Conversion [2]
  3. Step Thinning [2]
  4. Step Syntactic Skeleton Postprocessing [2]
  5. Step Gray to binary conversion [2]

[1] Fingerprint Image Enhancement: Algorithm and Performance Evaluation, Lin Hong, Yifei Wan, Anil Jain, Pattern Recognition and Image Processing Laboratory Department of Computer Science Michigan State University East Lansing, MI 48824.

[2] Automated system for fingerprint authentication using pores and ridge structure, Jonathan D. Stosz, Lisa A. Alyea, Departmant of Difense 9800 Savage Road Ft. Meade, MD 20755-6000 301 688-0276 {without of pores structure, and with little changes on matching algorithm}

Detailed results on DB1
Detailed results on DB2
Detailed results on DB3
Detailed results on DB4

Comparison chart

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