Zobrazeno 1 - 10
of 227
pro vyhledávání: '"Javier Ortega-Garcia"'
Autor:
Juan Carlos Ruiz-Garcia, Ruben Tolosana, Ruben Vera-Rodriguez, Aythami Morales, Julian Fierrez, Javier Ortega-Garcia, Jaime Herreros-Rodriguez
Publikováno v:
IEEE Access, Vol 12, Pp 117436-117449 (2024)
This article provides a comprehensive overview of recent research in the area of Child-Computer Interaction (CCI). The main contributions of the present article are two-fold. First, we present a novel longitudinal CCI database named ChildCIdbLong, wh
Externí odkaz:
https://doaj.org/article/8394bba447e84ef28657b542e11e56ee
Autor:
Roberto Daza, Luis F. Gomez, Julian Fierrez, Aythami Morales, Ruben Tolosana, Javier Ortega-Garcia
Publikováno v:
IEEE Access, Vol 12, Pp 111343-111359 (2024)
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 particularly useful, among others, in e-learning applications, so we tr
Externí odkaz:
https://doaj.org/article/0db682a408ce474e9d55162e44b7e7e6
Autor:
Ivan Deandres-Tame, Ruben Tolosana, Ruben Vera-Rodriguez, Aythami Morales, Julian Fierrez, Javier Ortega-Garcia
Publikováno v:
IEEE Access, Vol 12, Pp 34390-34401 (2024)
Large Language Models (LLMs) such as GPT developed by OpenAI, have already shown astonishing results, introducing quick changes in our society. This has been intensified by the release of ChatGPT which allows anyone to interact in a simple conversati
Externí odkaz:
https://doaj.org/article/96e7d1b9d8a54df9a21c3eaf09134dca
Autor:
Giuseppe Stragapede, Ruben Vera-Rodriguez, Ruben Tolosana, Aythami Morales, Naser Damer, Julian Fierrez, Javier Ortega-Garcia
Publikováno v:
IEEE Access, Vol 12, Pp 1102-1116 (2024)
Analyzing keystroke dynamics (KD) for biometric verification has several advantages: it is among the most discriminative behavioral traits; keyboards are among the most common human-computer interfaces, being the primary means for users to enter text
Externí odkaz:
https://doaj.org/article/a7f45df433c948f396c6ea5fec32322e
Autor:
Christoph Busch, Farzin Deravi, Dinusha Frings, Els Kindt, Ralph Lessmann, Alexander Nouak, Jean Salomon, Mateus Achcar, Fernando Alonso‐Fernandez, Daniel Bachenheimer, David Bethell, Josef Bigun, Matthew Brawley, Guido Brockmann, Enrique Cabello, Patrizio Campisi, Aleksandrs Cepilovs, Miles Clee, Mickey Cohen, Christian Croll, Andrzej Czyżewski, Bernadette Dorizzi, Martin Drahansky, Pawel Drozdowski, Catherine Fankhauser, Julian Fierrez, Marta Gomez‐Barrero, Georg Hasse, Richard Guest, Ekaterina Komleva, Sebastien Marcel, Gian Luca Marcialis, Laurent Mercier, Emilio Mordini, Stefance Mouille, Pavlina Navratilova, Javier Ortega‐Garcia, Dijana Petrovska, Norman Poh, Istvan Racz, Ramachandra Raghavendra, Christian Rathgeb, Christophe Remillet, Uwe Seidel, Luuk Spreeuwers, Brage Strand, Sirra Toivonen, Andreas Uhl
Publikováno v:
IET Biometrics, Vol 12, Iss 2, Pp 112-128 (2023)
Abstract Due to migration, terror‐threats and the viral pandemic, various EU member states have re‐established internal border control or even closed their borders. European Association for Biometrics (EAB), a non‐profit organisation, solicited
Externí odkaz:
https://doaj.org/article/2fa10a9261374d5583d65f3d8f88a47d
AI4Food-NutritionFW: A Novel Framework for the Automatic Synthesis and Analysis of Eating Behaviours
Autor:
Sergio Romero-Tapiador, Ruben Tolosana, Aythami Morales, Julian Fierrez, Ruben Vera-Rodriguez, Isabel Espinosa-Salinas, Gala Freixer, Enrique Carrillo de Santa Pau, Ana Ramirez de Molina, Javier Ortega-Garcia
Publikováno v:
IEEE Access, Vol 11, Pp 112199-112211 (2023)
Leading a healthy lifestyle significantly reduces the risk of developing Non-Communicable Diseases (NCD). However, defining and monitoring healthy eating behaviour depends on multiple factors and usually requires the intervention of experts. On the o
Externí odkaz:
https://doaj.org/article/9ed9114935c149eda2ce1d342ee75f20
Publikováno v:
IEEE Access, Vol 6, Pp 5128-5138 (2018)
Systems based on deep neural networks have made a breakthrough in many different pattern recognition tasks. However, the use of these systems with traditional architectures seems not to work properly when the amount of training data is scarce. This i
Externí odkaz:
https://doaj.org/article/1af8e257d010420d90b646ab8e9559f2
Autor:
Aythami Morales, Julian Fierrez, Ruben Tolosana, Javier Ortega-Garcia, Javier Galbally, Marta Gomez-Barrero, Andre Anjos, Sebastien Marcel
Publikováno v:
IEEE Access, Vol 4, Pp 7736-7746 (2016)
This paper presents the first Keystroke Biometrics Ongoing Competition (KBOC) organized to establish a reproducible baseline in person authentication using keystroke biometrics. The competition has been developed using the BEAT platform and includes
Externí odkaz:
https://doaj.org/article/d3e2dd7d5bc24afc8838387b50d636db
Publikováno v:
IEEE Access, Vol 3, Pp 478-489 (2015)
Due to the technological evolution and the increasing popularity of smartphones, people can access an application using authentication based on biometric approaches from many different devices. Device interoperability is a very challenging problem fo
Externí odkaz:
https://doaj.org/article/1124573eca82467384ec0f83b5ad84c0
Publikováno v:
PLoS ONE, Vol 12, Iss 5, p e0176792 (2017)
This paper describes the design, acquisition process and baseline evaluation of the new e-BioSign database, which includes dynamic signature and handwriting information. Data is acquired from 5 different COTS devices: three Wacom devices (STU-500, ST
Externí odkaz:
https://doaj.org/article/fac09e06b7d74fe68dfe2dda89e691a5