Search Results for author: Nuno Gonçalves

Found 7 papers, 3 papers with code

Quadruplet Loss For Improving the Robustness to Face Morphing Attacks

no code implementations22 Feb 2024 Iurii Medvedev, Nuno Gonçalves

Recent advancements in deep learning have revolutionized technology and security measures, necessitating robust identification methods.

Face Recognition

Impact of Image Context for Single Deep Learning Face Morphing Attack Detection

no code implementations1 Sep 2023 Joana Pimenta, Iurii Medvedev, Nuno Gonçalves

The increase in security concerns due to technological advancements has led to the popularity of biometric approaches that utilize physiological or behavioral characteristics for enhanced recognition.

Face Morphing Attack Detection Face Recognition +1

Neural Implicit Morphing of Face Images

1 code implementation26 Aug 2023 Guilherme Schardong, Tiago Novello, Hallison Paz, Iurii Medvedev, Vinícius da Silva, Luiz Velho, Nuno Gonçalves

This task consists of a warping for feature alignment and a blending for a seamless transition between the warped images.

Young Labeled Faces in the Wild (YLFW): A Dataset for Children Faces Recognition

1 code implementation13 Jan 2023 Iurii Medvedev, Farhad Shadmand, Nuno Gonçalves

Several face recognition experiments are presented to demonstrate the performance of the proposed data tool set.

Benchmarking Face Recognition

MorDeephy: Face Morphing Detection Via Fused Classification

no code implementations5 Aug 2022 Iurii Medvedev, Farhad Shadmand, Nuno Gonçalves

Our method, which we call MorDeephy, achieved the state of the art performance and demonstrated a prominent ability for generalising the task of morphing detection to unseen scenarios.

Classification Face Morphing Attack Detection +1

Reducing Overconfidence Predictions for Autonomous Driving Perception

no code implementations16 Feb 2022 Gledson Melotti, Cristiano Premebida, Jordan J. Bird, Diego R. Faria, Nuno Gonçalves

In state-of-the-art deep learning for object recognition, SoftMax and Sigmoid functions are most commonly employed as the predictor outputs.

Autonomous Driving Decision Making +1

Bio-Inspired Modality Fusion for Active Speaker Detection

1 code implementation28 Feb 2020 Gustavo Assunção, Nuno Gonçalves, Paulo Menezes

Furthermore, neuroscience has successfully identified the superior colliculus region in the brain as the one responsible for this modality fusion, with a handful of biological models having been proposed to approach its underlying neurophysiological process.

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