collaborators

5 papers

cs.CV2025

SpectraIrisPAD: Leveraging Vision Foundation Models for Spectrally Conditioned Multispectral Iris Presentation Attack Detection

Raghavendra Ramachandra, Sushma Venkatesh

Iris recognition is widely recognized as one of the most accurate biometric modalities. However, its growing deployment in real-world applications raises significant concerns regar…

cs.CV2025

Empowering Morphing Attack Detection using Interpretable Image-Text Foundation Model

Sushrut Patwardhan, Raghavendra Ramachandra, Sushma Venkatesh

Morphing attack detection has become an essential component of face recognition systems for ensuring a reliable verification scenario. In this paper, we present a multimodal learni…

cs.CV2025

Towards Zero-Shot Differential Morphing Attack Detection with Multimodal Large Language Models

Ria Shekhawat, Hailin Li, Raghavendra Ramachandra +1

Leveraging the power of multimodal large language models (LLMs) offers a promising approach to enhancing the accuracy and interpretability of morphing attack detection (MAD), espec…

cs.CR2024

Biometrics in Extended Reality: A Review

Ayush Agarwal, Raghavendra Ramachandra, Sushma Venkatesh +1

In the domain of Extended Reality (XR), particularly Virtual Reality (VR), extensive research has been devoted to harnessing this transformative technology in various real-world ap…

cs.CV2024

MorCode: Face Morphing Attack Generation using Generative Codebooks

Aravinda Reddy PN, Raghavendra Ramachandra, Sushma Venkatesh +3

Face recognition systems (FRS) can be compromised by face morphing attacks, which blend textural and geometric information from multiple facial images. The rapid evolution of gener…