Browsing by Author "Bredin, Herve"

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  • Detecting replay attacks in audiovisual identity verification

    Bredin, Herve; Miguel, Antonio; Witten, Ian H.; Chollet, Gerard (IEEE Computer Society, 2006)
    We describe an algorithm that detects a lack of correspondence between speech and lip motion by detecting and monitoring the degree of synchrony between live audio and visual signals. It is simple, effective, and computationally ...

Herve Bredin has 3 co-authors in Research Commons.