Search Results for author: Joe Mathai

Found 8 papers, 2 papers with code

Unsupervised Multimodal Deepfake Detection Using Intra- and Cross-Modal Inconsistencies

no code implementations28 Nov 2023 Mulin Tian, Mahyar Khayatkhoei, Joe Mathai, Wael AbdAlmageed

Deepfake videos present an increasing threat to society with potentially negative impact on criminal justice, democracy, and personal safety and privacy.

DeepFake Detection Face Swapping

In-Sensor & Neuromorphic Computing are all you need for Energy Efficient Computer Vision

no code implementations21 Dec 2022 Gourav Datta, Zeyu Liu, Md Abdullah-Al Kaiser, Souvik Kundu, Joe Mathai, Zihan Yin, Ajey P. Jacob, Akhilesh R. Jaiswal, Peter A. Beerel

Although the overhead for the first layer MACs with direct encoding is negligible for deep SNNs and the CV processing is efficient using SNNs, the data transfer between the image sensors and the downstream processing costs significant bandwidth and may dominate the total energy.

Total Energy

P2M: A Processing-in-Pixel-in-Memory Paradigm for Resource-Constrained TinyML Applications

no code implementations7 Mar 2022 Gourav Datta, Souvik Kundu, Zihan Yin, Ravi Teja Lakkireddy, Joe Mathai, Ajey Jacob, Peter A. Beerel, Akhilesh R. Jaiswal

Visual data in such cameras are usually captured in the form of analog voltages by a sensor pixel array, and then converted to the digital domain for subsequent AI processing using analog-to-digital converters (ADC).

Detection and Continual Learning of Novel Face Presentation Attacks

no code implementations ICCV 2021 Mohammad Rostami, Leonidas Spinoulas, Mohamed Hussein, Joe Mathai, Wael Abd-Almageed

Advances in deep learning, combined with availability of large datasets, have led to impressive improvements in face presentation attack detection research.

Continual Learning Face Presentation Attack Detection

Multispectral Biometrics System Framework: Application to Presentation Attack Detection

no code implementations12 Jun 2020 Leonidas Spinoulas, Mohamed Hussein, David Geissbühler, Joe Mathai, Oswin G. Almeida, Guillaume Clivaz, Sébastien Marcel, Wael Abd-Almageed

In this work, we present a general framework for building a biometrics system capable of capturing multispectral data from a series of sensors synchronized with active illumination sources.

Does Generative Face Completion Help Face Recognition?

1 code implementation7 Jun 2019 Joe Mathai, Iacopo Masi, Wael Abd-Almageed

Face occlusions, covering either the majority or discriminative parts of the face, can break facial perception and produce a drastic loss of information.

Face Recognition Facial Inpainting

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