collaborators

5 papers

cs.CV2024

VoxAtnNet: A 3D Point Clouds Convolutional Neural Network for Generalizable Face Presentation Attack Detection

Raghavendra Ramachandra, Narayan Vetrekar, Sushma Venkatesh +3

Facial biometrics are an essential components of smartphones to ensure reliable and trustworthy authentication. However, face biometric systems are vulnerable to Presentation Attac…

cs.CV2023

Fingervein Verification using Convolutional Multi-Head Attention Network

Raghavendra Ramachandra, Sushma Venkatesh

Biometric verification systems are deployed in various security-based access-control applications that require user-friendly and reliable person verification. Among the different b…

cs.CV2023

Sound-Print: Generalised Face Presentation Attack Detection using Deep Representation of Sound Echoes

Raghavendra Ramachandra, Jag Mohan Singh, Sushma Venkatesh

Facial biometrics are widely deployed in smartphone-based applications because of their usability and increased verification accuracy in unconstrained scenarios. The evolving appli…

cs.CV2023

Differential Newborn Face Morphing Attack Detection using Wavelet Scatter Network

Raghavendra Ramachandra, Sushma Venkatesh, Guoqiang Li +1

Face Recognition System (FRS) are shown to be vulnerable to morphed images of newborns. Detecting morphing attacks stemming from face images of newborn is important to avoid unwant…

cs.CV2023

Vulnerability of Face Morphing Attacks: A Case Study on Lookalike and Identical Twins

Raghavendra Ramachandra, Sushma Venkatesh, Gaurav Jaswal +1

Face morphing attacks have emerged as a potential threat, particularly in automatic border control scenarios. Morphing attacks permit more than one individual to use travel documen…