Inspec keywords: image enhancement; mathematics computing; Gabor filters; visual databases; fingerprint identification

Other keywords: real-time fingerprint recognition systems; FVC2004 fingerprint databases; locally adaptive contrast enhancement step; MINDTCT; standard image enhancement add-on module; low-quality fingerprint image enhancement; valley flow; oriented diffusion filtering; fingerprint ridge; curved Gabor filtering; BOZORTH3; Matlab; GNU Octave

Subjects: Image recognition; Computer vision and image processing techniques; Filtering methods in signal processing