Paper
29 May 2014 Interpretation of fingerprint image quality features extracted by self-organizing maps
Ivan Danov, Martin A. Olsen, Christoph Busch
Author Affiliations +
Abstract
Accurate prediction of fingerprint quality is of significant importance to any fingerprint-based biometric system. Ensuring high quality samples for both probe and reference can substantially improve the system's performance by lowering false non-matches, thus allowing finer adjustment of the decision threshold of the biometric system. Furthermore, the increasing usage of biometrics in mobile contexts demands development of lightweight methods for operational environment. A novel two-tier computationally efficient approach was recently proposed based on modelling block-wise fingerprint image data using Self-Organizing Map (SOM) to extract specific ridge pattern features, which are then used as an input to a Random Forests (RF) classifier trained to predict the quality score of a propagated sample. This paper conducts an investigative comparative analysis on a publicly available dataset for the improvement of the two-tier approach by proposing additionally three feature interpretation methods, based respectively on SOM, Generative Topographic Mapping and RF. The analysis shows that two of the proposed methods produce promising results on the given dataset.
© (2014) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Ivan Danov, Martin A. Olsen, and Christoph Busch "Interpretation of fingerprint image quality features extracted by self-organizing maps", Proc. SPIE 9075, Biometric and Surveillance Technology for Human and Activity Identification XI, 907505 (29 May 2014); https://doi.org/10.1117/12.2050676
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KEYWORDS
Data modeling

Image quality

Biometrics

Feature extraction

Machine learning

Calibration

Image analysis

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