Inspec keywords: image texture; handwriting recognition; feature extraction; hidden Markov models

Other keywords: Roman characters; off-line Thai signatures; Thai characters; Thai signature-based ASV; textural features; bi-script ASV; genuine signatures; Bhattacharyya distance; local directional pattern; automatic signature verification; Thai SV scenario; feature-based hidden Markov model; Roman scripts; equal error rates; Thai signature database; script-independent problem; Thai scripts; local binary pattern

Subjects: Optical, image and video signal processing; Markov processes; Character recognition; Computer vision and image processing techniques