Deepfakeson-phys: Deepfakes detection based on heart rate estimation

J Hernandez-Ortega, R Tolosana, J Fierrez… - arxiv preprint arxiv …, 2020 - arxiv.org
This work introduces a novel DeepFake detection framework based on physiological
measurement. In particular, we consider information related to the heart rate using remote …

Biometrics and behavior analysis for detecting distractions in e-learning

Á Becerra, J Irigoyen, R Daza, R Cobos… - … on Computers in …, 2024 - ieeexplore.ieee.org
In this article, we explore computer vision approaches to detect abnormal head pose during
e-Iearning sessions and we introduce a study on the effects of mobile phone usage during …

mEBAL: A multimodal database for eye blink detection and attention level estimation

R Daza, A Morales, J Fierrez, R Tolosana - Companion publication of the …, 2020 - dl.acm.org
This work presents mEBAL, a multimodal database for eye blink detection and attention
level estimation. The eye blink frequency is related to the cognitive activity and automatic …

edBB-Demo: biometrics and behavior analysis for online educational platforms

R Daza, A Morales, R Tolosana, LF Gomez… - Proceedings of the …, 2023 - ojs.aaai.org
We present edBB-Demo, a demonstrator of an AI-powered research platform for student
monitoring in remote education. The edBB platform aims to study the challenges associated …

[PDF][PDF] Deepfakes detection based on heart rate estimation: Single-and multi-frame

J Hernandez-Ortega, R Tolosana… - Handbook of Digital …, 2022 - library.oapen.org
This chapter describes a DeepFake detection framework based on physiological
measurement. In particular, we consider information related to the heart rate using remote …

DeepFace-Attention: Multimodal Face Biometrics for Attention Estimation with Application to e-Learning

R Daza, LF Gomez, J Fierrez, A Morales… - arxiv preprint arxiv …, 2024 - arxiv.org
This work introduces an innovative method for estimating attention levels (cognitive load)
using an ensemble of facial analysis techniques applied to webcam videos. Our method is …

VAAD: Visual attention analysis dashboard applied to e-learning

M Navarro, Á Becerra, R Daza, R Cobos… - … on Computers in …, 2024 - ieeexplore.ieee.org
In this paper, we present an approach in the Multimodal Learning Analytics field. Within this
approach, we have developed a tool to visualize and analyze eye movement data collected …

M2lads: A system for generating multimodal learning analytics dashboards

A Becerra, R Daza, R Cobos, A Morales… - 2023 IEEE 47th …, 2023 - ieeexplore.ieee.org
In this article, we present a Web-based System called M2LADS, which supports the
integration and visualization of multimodal data recorded in learning sessions in a MOOC in …

IMPROVE: Impact of Mobile Phones on Remote Online Virtual Education

R Daza, A Becerra, R Cobos, J Fierrez… - arxiv preprint arxiv …, 2024 - arxiv.org
This work presents the IMPROVE dataset, designed to evaluate the effects of mobile phone
usage on learners during online education. The dataset not only assesses academic …

CareFall: Automatic Fall Detection through Wearable Devices and AI Methods

JC Ruiz-Garcia, R Tolosana, R Vera-Rodriguez… - arxiv preprint arxiv …, 2023 - arxiv.org
The aging population has led to a growing number of falls in our society, affecting global
public health worldwide. This paper presents CareFall, an automatic Fall Detection System …