Speaker identification or verification techniques

Introduced: January 2000

IPC and CPC are identically structured here. All 8 subcodes exist in both systems.

IPC defines codes here since 2013.

Child Classifications

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G10L 17/02 Preprocessing operations, e.g. segment selection; Pattern representation or modelling, e.g. based on linear discriminant analysis [LDA] or principal components; Feature selection or extraction since 2013 IPC+CPC Available in IPC and CPC
G10L 17/04 Training, enrolment or model building since 2013 IPC+CPC Available in IPC and CPC
G10L 17/06 Decision making techniques; Pattern matching strategies since 2013 IPC+CPC Available in IPC and CPC
G10L 17/16 Hidden Markov models [HMM] since 2013 IPC+CPC Available in IPC and CPC
G10L 17/18 Artificial neural networks; Connectionist approaches since 2013 IPC+CPC Available in IPC and CPC
G10L 17/20 Pattern transformations or operations aimed at increasing system robustness, e.g. against channel noise or different working conditions since 2013 IPC+CPC Available in IPC and CPC
G10L 17/22 Interactive procedures; Man-machine interfaces since 2013 IPC+CPC Available in IPC and CPC
G10L 17/26 Recognition of special voice characteristics, e.g. for use in lie detectors; Recognition of animal voices since 2013 IPC+CPC Available in IPC and CPC