Blar i Institutt for informasjonssikkerhet og kommunikasjonsteknologi på forfatter "Mandalapu, Hareesh"

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    • Audio-Visual Biometric Recognition and Presentation Attack Detection: A Comprehensive Survey 

      Mandalapu, Hareesh (Peer reviewed; Journal article, 2021)
      Biometric recognition is a trending technology that uses unique characteristics data to identify or verify/authenticate security applications. Amidst the classically used biometrics, voice and face attributes are the most ...

    • Cross-lingual Speaker Verification: Evaluation On X-Vector Method 

      Mandalapu, Hareesh; Møller Elbo, Thomas; Ramachandra, Raghavendra; Busch, Christoph (Chapter, 2021)
      Automatic Speaker Verification (ASV) systems accuracy is based on the spoken language used in training and enrolling speakers. Language dependency makes voice-based security systems less robust and generalizable to a wide ...

    • Multilingual Audio-Visual Smartphone Dataset and Evaluation 

      Mandalapu, Hareesh; Reddy, P. N. Aravinda; Ramachandra, Raghavendra; Rao, Krothapalli Sreenivasa; Mitra, Pabitra; Prasanna, S. R. Mahadeva; Busch, Christoph (Peer reviewed; Journal article, 2021)
      Smartphones have been employed with biometric-based verification systems to provide security in highly sensitive applications. Audio-visual biometrics are getting popular due to their usability, and also it will be challenging ...

    • Multilingual Voice Impersonation Dataset and Evaluation 

      Mandalapu, Hareesh; Busch, Christoph; Ramachandra, Raghavendra (Chapter, 2021)
      Well-known vulnerabilities of voice-based biometrics are impersonation, replay attacks, artificial signals/speech synthesis, and voice conversion. Among these, voice impersonation is the obvious and simplest way of attack ...

    • Robust Algorithms for Audio-Visual Biometric Authentication 

      Mandalapu, Hareesh (Doctoral theses at NTNU;2021:394, Doctoral thesis, 2021)
      Biometric authentication has been a vital method of human identification across a wide range of applications. It is a quick and secure authorization process in applications such as border control and banking transactions. ...