Search results for: SPEAKER AUTHENTICATION

• Biometric identity verification

  Publication

  • M. Smiatacz

  - Year 2022

  This chapter discusses methods which are capable of protecting automatic speaker verification systems (ASV) from playback attacks. Additionally, it presents a new approach, which uses computer vision techniques, such as the texture feature extraction based on Local Ternary Patterns (LTP), to identify spoofed recordings. We show that in this case training the system with large amounts of spectrogram patches may be difficult, and...