Search Results for author: Sebastian Gonzalez

Found 6 papers, 0 papers with code

Improving Presentation Attack Detection for ID Cards on Remote Verification Systems

no code implementations23 Jan 2023 Sebastian Gonzalez, Juan Tapia

In this paper, an updated two-stage, end-to-end Presentation Attack Detection method for remote biometric verification systems of ID cards, based on MobileNetV2, is presented.

Synthetic ID Card Image Generation for Improving Presentation Attack Detection

no code implementations31 Oct 2022 Daniel Benalcazar, Juan E. Tapia, Sebastian Gonzalez, Christoph Busch

Currently, it is ever more common to access online services for activities which formerly required physical attendance.

Fraud Detection Image Generation

Iris Liveness Detection using a Cascade of Dedicated Deep Learning Networks

no code implementations28 May 2021 Juan Tapia, Sebastian Gonzalez, Christoph Busch

The bona fide class consists of live iris images, whereas the attack presentation instrument classes are comprised of cadaver, printed, and contact lenses images, for a total of four scenarios.

Parametric Optimization of Violin Top Plates using Machine Learning

no code implementations14 Feb 2021 Davide Salvi, Sebastian Gonzalez, Fabio Antonacci, Augusto Sarti

It allows us to both compute the vibrational behavior of an instrument from its geometry and optimize its shape for a given response.

BIG-bench Machine Learning

A Data-Driven Approach to Violin Making

no code implementations3 Feb 2021 Sebastian Gonzalez, Davide Salvi, Daniel Baeza, Fabio Antonacci, Augusto Sarti

Of all the characteristics of a violin, those that concern its shape are probably the most important ones, as the violin maker has complete control over them.

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