Publications

Journal Articles

• I. Solano, J. Fierrez, A. Morales, A. Peña, R. Tolosana, F. Zamora-Martinez, J. San Agustin. Balancing Tails when Comparing Distributions: Comprehensive Equity Index (CEI) with Application to Bias Evaluation in Operational Face Biometrics. Pattern Recognition, 2026.

• S.M. La Cava , R. Casula , S. Concas , G. Orrù , R. Tolosana, M. Drahansky, J. Fierrez, G.L. Marcialis. Exploiting Multiple Representations: 3D Face Biometrics Fusion with Application to Surveillance. Array, 2026.

• B. Biesseck, P. Vidal, L. Coelho, R. Granada, R. Tolosana, D. Menotti. Are Synthetic Data As Good As Real Data For Recognizing Doppelgängers and Twins Faces?. IEEE Access, 2026.

• J. Muñoz-Haro, R. Tolosana, J. Fierrez, R. Vera-Rodriguez, A. Morales. Privacy-Aware Detection of Fake Identity Documents: Methodology, Benchmark, and Improved Algorithms (FakeIDet2). Information Fusion, 2026.

• S. Romero-Tapiador, R. Tolosana, A. Morales, B. Lacruz-Pleguezuelos, S. Bosch Pastor, L.J. Marcos-Zambrano, G.X. Bazán, G. Freixer, R. Vera-Rodriguez, J. Fierrez, J. Ortega-Garcia, I. Espinosa-Salinas, E. Carrillo de Santa Pau. Personalized Weight Loss Management through Wearable Devices and Artificial Intelligence. Computers in Biology and Medicine, 2026.

• S. Romero-Tapiador, P. Rodriguez-Mier, M. Garrido-Rodriguez, R. Tolosana, A. Morales, J. Saez-Rodriguez. ScAPE: A lightweight multitask learning baseline method to predict transcriptomic responses to perturbations. Bioinformatics, under review.

• P. Melzi, H. Otroshi Shahreza, C. Rathgeb, R. Tolosana, R. Vera-Rodriguez, J. Fierrez, S. Marcel, C. Busch. Cancelable Face Biometrics with Soft-biometric Privacy Enhancement. IEEE Access, 2025.

• H. Otroshi Shahreza, P. Melzi, D. Osorio-Roig, C. Rathgeb, C. Busch, S. Marcel, R. Tolosana, R. Vera-Rodriguez. Benchmarking of Cancelable Biometrics for Deep Templates. EURASIP Journal on Image and Video Processing, 2025.

• I. DeAndres-Tame, R. Tolosana, P. Melzi, R. Vera-Rodriguez, M. Kim, C. Rathgeb, X. Liu, L.F. Gomez, A. Morales, J. Fierrez, J. Ortega-Garcia, Z. Zhong, Y. Huang, Y. Mi, S. Ding, S. Zhou, S. He, L. Fu, H. Cong, R. Zhang, Z. Xiao, E. Smirnov, A. Pimenov, A. Grigorev, D. Timoshenko, K.M. Asfaw, C.Y. Low, H. Liu, C. Wang, Q. Zuo, Z. He, H.O. Shahreza, A. George, A. Unnervik, P. Rahimi, S. Marcel, P.C. Neto, M. Huber, J.N. Kolf, N. Damer, F. Boutros, J.S. Cardoso, A.F. Sequeira, A. Atzori, G. Fenu, M. Marras, V. Štruc, J. Yu, Z. Li, J. Li, W. Zhao, Z. Lei, X. Zhu, X.-Y. Zhang, B. Biesseck, P. Vidal, L. Coelho, R. Granada and D. Menotti. Second FRCSyn-onGoing: Winning Solutions and Post-Challenge Analysis to Improve Face Recognition with Synthetic Data. Information Fusion, 2025.

• D. DeAlcala, A. Morales, J. Fierrez, G. Mancera, R. Tolosana and J. Ortega-Garcia. Is My Data in Your AI? Membership Inference Test (MINT) Applied to Face Biometrics. IEEE Access, 2024.

• I. DeAndres-Tame, R. Tolosana, R. Vera-Rodriguez, A. Morales, J. Fierrez and J. Ortega-Garcia. How Good Is ChatGPT at Face Biometrics? A First Look Into Recognition, Soft Biometrics, and Explainability. IEEE Access, 2024.

• P. Melzi, R. Tolosana, R. Vera-Rodriguez, M. Kim, C. Rathgeb, X. Liu, I. DeAndres-Tame, A. Morales, J. Fierrez, J. Ortega-Garcia, W. Zhao, X. Zhu, Z. Yan, X.-Y. Zhang, J. Wu, Z. Lei, S. Tripathi, M. Kothari, Md H. Zama, D. Deb, B. Biesseck, P. Vidal, R. Granada, G. Fickel, G. Führ, D. Menotti, A. Unnervik, A. George, C. Ecabert, H. Otroshi Shahreza, P. Rahimi, S. Marcel, I. Sarridis, C. Koutlis, G. Baltsou, S. Papadopoulos, C. Diou, N.D. Domenico, G. Borghi, L. Pellegrini, E. Mas-Candela, Á. Sánchez-Pérez, A. Atzori, F. Boutros, N. Damer, G. Fenu and M. Marras. FRCSyn-onGoing: Benchmarking and comprehensive evaluation of real and synthetic data to improve face recognition systems. Information Fusion, 2024.

• P. Melzi, C. Rathgeb, R. Tolosana, R. Vera-Rodriguez and C. Busch. An Overview of Privacy-Enhancing Technologies in Biometric Recognition. ACM Computing Surveys, 2024.

• A. Hassanpour, F. Jamalbafrani, B. Yang, K. Raja, R. Veldhuis and J. Fierrez. E2F-Net: Eyes-to-face inpainting via StyleGAN latent space. Pattern Recognition, 2024.

• G. Stragapede, P. Delgado-Santos, R. Tolosana, R. Vera-Rodriguez, R. Guest and A. Morales. TypeFormer: transformers for mobile keystroke biometrics. Neural Computing and Applications, 2024.

• R. Daza, L.F. Gomez, J. Fierrez, A. Morales, R. Tolosana and J. Ortega-Garcia. DeepFace-Attention: Multimodal Face Biometrics for Attention Estimation With Application to e-Learning. IEEE Access, 2024.

• R. Daza, A. Morales, J. Fierrez, R. Tolosana and R. Vera-Rodriguez. mEBAL2 database and benchmark: Image-based multispectral eyeblink detection. Pattern Recognition Letters, 2024.

• M. Ghafourian, B. Sumer, R. Vera-Rodriguez, J. Fierrez, R. Tolosana, A. Morales and E. Kindt. Combining Blockchain and Biometrics: A Survey on Technical Aspects and a First Legal Analysis. arXiv preprint arXiv:2302.10883, 2023.

Conference Papers

• I. DeAndres-Tame, C. Ye, R. Tolosana, R. Vera-Rodriguez, S. Yu. Is Visual Realism Enough? Evaluating Gait Biometric Fidelity in Generative AI Human Animation. in Proc. IAPR International Conference on Pattern Recognition Lyon, France, August 2026.

• P. Jimenez-Lizcano, S. Romero-Tapiador, R. Tolosana, A. Morales, G.G. de Rivera, R. Vera-Rodriguez, J. Fierrez. Exploring Deep Learning and Ultra-Widefield Imaging for Diabetic Retinopathy and Macular Edema. in Proc. IEEE Conference on Artificial Intelligence, Granada, Spain, 2026.

• D. Jimenez Oviedo, R. Vera-Rodriguez, R. Tolosana, J. Carlos Ruiz-Garcia, J. Herreros-Rodriguez. Longitudinal Digital Phenotyping for Early Cognitive-Motor Screening. in Proc. IEEE Conference on Artificial Intelligence, Granada, Spain, 2026.

• G. Mancera Fernandez, D. DeAlcala, R. Tolosana, J. Fierrez, A. Morales. Is My Text in Your AI Model? Gradient-based Membership Inference Test applied to LLMs. in Proc. IEEE Conference on Artificial Intelligence, Granada, Spain, 2026.

• J. Irigoyen, R. Daza, A. Morales, J. Fierrez, F. Jurado, A. Ortigosa, R. Tolosana. EduEVAL-DB: A Role-Based Dataset for Pedagogical Risk Evaluation in Educational Explanations. in Proc. the 16th International Learning Analytics & Knowledge Conference, Bergen, Norway, 2026.

• M. Lopez-Duran, J. Fierrez, A. Morales, D. DeAlcala, G. Mancera, J. Irigoyen, R. Tolosana, O. Delgado, F. Jurado, A. Ortigosa. Zero-and Few-Shot Named-Entity Recognition: Case Study and Dataset in the Crime Domain (CrimeNER). Under Review.

• P. Korshunov, Vidit, A. Mohammadi, C. Ecabert, N. Shamoska, S. Marcel, Z. Yu, Y. Tian, J. Ni, L. Lazarevic, R. Khizbullin, A. Evteeva, A. Tochin, A. Grishin, A. George, D. DeAlcala, T. Endrei, J. Munoz-Haro, R. Tolosana, R. Vera-Rodriguez, A. Morales, J. Fierrez, G. Cserey, H. Sharma, S. Chaudhary, A. Dudhane, P. Hambarde, A. Shukla, P. Shaily, J. Kumar, A. Hase, S. Maurya, M. Sharma and P. Dwivedi. “DeepID Challenge of Detecting Synthetic Manipulations in ID Documents”. In Proc. IEEE International Conference on Computer Vision Workshops, ICCVw, 2025. (Second in Track 2 and Fourth in Track 1 of the Challenge)

• P. Korshunov, V. Vidit, A. Mohammadi, C. Ecabert, N. Shamoska, S. Marcel, Z. Yu, Y. Tian, J. Ni, L. Lazarevic, R. Khizbullin, A. Evteeva, A. Tochin, A. Grishin, A. George, D. Dealcala, T. Endrei, J. Muñoz-Haro, R. Tolosana, R. Vera-Rodriguez, A. Morales, J. Fierrez, G. Cserey, H. Sharma, S. Chaudhary, A. Dudhane, P. Hambarde, A. Shukla, P. Shaily, J. Kumar, A. Hase, S. Maurya and M. Sharma, P. Dwivedi. The Challenge of Detecting Synthetic Manipulations in ID Documents. in Proc. IEEE/CVF Intenational Conference on Computer Vision Workshops, ICCVw, Honolulu, Hawaii, 2025.

• A. Peña, J. Fierrez, A. Morales, G. Mancera, M. Lopez-Duran, R. Tolosana. Addressing Bias in LLMs: Strategies and Application to Fair AI-based Recruitment. in Proc. AAAI/ACM Conf. on AI, Ethics, and Society, AIES, Madrid, Spain, 2025.

• J. Muñoz-Haro, R. Tolosana, R. Vera-Rodriguez, A. Morales and J. Fierrez. “FakeIDet: Exploring Patches for Privacy-Preserving Fake ID Detection”. In Proc. IEEE International Joint Conference on Biometrics, IJCB, Osaka, Japan, 2025.

• L. Pedrouzo-Rodriguez, P. Delgado-DeRobles, Luis F. Gomez, Ruben Tolosana, Ruben Vera-Rodriguez, Aythami Morales, and Julian Fierrez. Is It Really You? Exploring Biometric Verification Scenarios in Photorealistic Talking-Head Avatar Videos. In Proc. IEEE International Joint Conference on Biometrics, IJCB, Osaka, Japan, 2025.

• D. DeAlcala, A. Morales, J. Fierrez and R. Tolosana. AttZoom: Attention Zoom for Better Visual Features. In Proc. IEEE/CVF Intenational Conference on Computer Vision Workshops, ICCVw, Honolulu, Hawaii, 2025.

• M. Lopez-Duran, J. Fierrez, A. Morales, R. Tolosana, O. Delgado-Mohatar and A. Ortigosa. Benchmarking Graph Neural Networks for Document Layout Analysis in Public Affairs. In Proc. International Conference on Document Analysis and Recognition, ICDAR, 2025.

• M. Robledo-Moreno, R. Vera-Rodriguez, R. Tolosana, J. Ortega-Garcia, A. Huergo and J. Fierrez. AirSignatureDB: Exploring In-Air Signature Biometrics in the Wild and its Privacy Concerns. In Proc. IEEE International Joint Conference on Biometrics, IJCB, Osaka, Japan, 2025.

• D. DeAlcala, A. Morales, J. Fierrez, G. Mancera , R. Tolosana and J. Ortega-Garcia. Active Membership Inference Test (aMINT):Enhancing Model Auditability with Multi-Task Learning. In Proc. IEEE/CVF Intenational Conference on Computer Vision, ICCV, 2025.

• K. Nguyen, C. Fookes, S. Sridharan, H. Nguyen, F. Liu, X. Liu, A. Ross, D. Michalski, T. Endrei, I. DeAndres-Tame, R. Tolosana, R. Vera-Rodriguez, A. Morales, J. Fierrez, J. Ortega-Garcia, Z. Gong, Y. Wang, X. Liu, P. Zhang, Md Rashidunnabi, H. Proença, K. A. Hambarde, S. Rezaei. AG-VPReID 2025: Aerial-Ground Video-based Person Re-identification Challenge Results. In Proc. IEEE International Joint Conference on Biometrics, IJCB, Osaka, Japan, 2025. (Winners of the Challenge)

• G. Mancera, A. Morales, J. Fierrez, R. Tolosana, A. Peña, M. Lopez-Duran, F. Jurado, A. Ortigosa. PBa-LLM: Privacy- and Bias-aware NLP using Named-Entity Recognition (NER). in IAPR Intl. Conf. on Document Analysis and Recognition Workshops, ICDARw, Wuhan, China, September 2025.

• S. Jain, S.L. Ahier, P. Melzi, R. Tolosana, R. Vera-Rodriguez, C. Rathgeb. GANDiffKids: Benchmarking Face Recognition for Children on Synthetic Data. in Proc. International Conference of the Biometrics Special Interest Group, BIOSIG, Darmstadt, Germany, 2025.

• S. Romero-Tapiador, R. Tolosana, B. Lacruz-Pleguezuelos, L.J. Marcos-Zambrano, G.X. Bazán, I. Espinosa-Salinas, J. Fierrez, J. Ortega-Garcia, E. Carrillo de Santa Pau, and A. Morales. Are Vision-Language Models Ready for Dietary Assessment? Exploring the Next Frontier in AI-Powered Food Image Recognition. In Proc. IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops, CVPRw, 2025. (Best Paper Award)

• G. Mancera, D. DeAlcala, A. Morales, R. Tolosana and J. Fierrez. Membership Inference Test: Auditing Training Data in Object Models. in Deployable AI Association for the Advancement of Artificial Intelligence Workshop, AAAIw, 2025.

• D. DeAlcala, A. Morales, J. Fierrez and R. Tolosana. gMINT: Gradiant-based Membership Inference Test applied to Image Models. in Proc. IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops, CVPRw, 2025.

• D. DeAlcala, A. Morales, J. Fierrez, G. Mancera, R. Tolosana and J. Ortega-Garcia. MINT-Demo: Membership Inference Test Demonstrator. In AAAI 2025 Workshop on AI Governance: Alignment, Morality, and Law, 2025.

• D. Dealcala, G. Mancera, A. Morales, J. Fierrez, R. Tolosana and J. Ortega-Garcia. A Comprehensive Analysis of Factors Impacting Membership Inference. in Proc. IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops, CVPRw, 2024.

• I. Solano, A. Peña, A. Morales, J. Fierrez, R. Tolosana, F. Zamora-Martinez and J. San Agustin. Comprehensive Equity Index (CEI): Definition and Application to Bias Evaluation in Biometrics. in Proc. 27th International Conference on Pattern Recognition, ICPR, 2024.

• H.O. Shahreza, C. Ecabert, A. George, A. Unnervik, S. Marcel, N.D. Domenico, G. Borghi, D. Maltoni, F. Boutros, J. Vogel, N. Damer, Á. Sánchez-Pérez, J. Calvo-Zaragoza, B. Biesseck, P. Vidal, R. Granada, D. Menotti, I. DeAndres-Tame, S. Maurizio La Cava, S. Concas, P. Melzi, R. Tolosana, R. Vera-Rodriguez, G. Perelli, G. Orrù, G.L. Marcialis and J. Fierrez. SDFR: Synthetic Data for Face Recognition Competition. in Proc. IEEE International Conference on Automatic Face and Gesture Recognition, FG, 2024.

• I. DeAndres-Tame, R. Tolosana, P. Melzi, R. Vera-Rodriguez, M. Kim, C. Rathgeb, X. Liu, A. Morales, J. Fierrez, J. Ortega-Garcia, Z. Zhong, Y. Huang, Y. Mi, S. Ding, S. Zhou, S. He, L. Fu, H. Cong, R. Zhang, Z. Xiao, E. Smirnov, A. Pimenov, A. Grigorev, D. Timoshenko, K.M. Asfaw, C.Y. Low, H. Liu, C. Wang, Q. Zuo, Z. He, H.O. Shahreza, A. George, A. Unnervik, P. Rahimi, S. Marcel, P.C. Neto, M. Huber, J.N. Kolf, N. Damer, F. Boutros, J.S. Cardoso, A.F. Sequeira, A. Atzori, G. Fenu, M. Marras, V. Štruc, J. Yu, Z. Li, J. Li, W. Zhao, Z. Lei, X. Zhu, X.Y. Zhang, B. Biesseck, P. Vidal, L. Coelho, R. Granada and D. Menotti. Second Edition FRCSyn Challenge at CVPR 2024: Face Recognition Challenge in the Era of Synthetic Data. in Proc. IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops, CVPRw, Seattle, Washington, USA, 2024.

• M. Ghafourian, J. Fierrez, R. Vera-Rodriguez, R. Tolosana and A. Morales. SaFL: Sybil-aware Federated Learning with Application to Face Recognition. In Proc. IEEE International Conference on Image Processing Challenges and Workshops, ICIPCW, 2024.

• S.M. La Cava, S. Concas, R. Tolosana, R. Casula, G. Orru, M. Drahansky, J. Fierrez and G.L. Marciallis. Exploring 3D Face Reconstruction and Fusion Methods for Face Verification: A Case-Study in Video Surveillance. in Proc. IEEE/CVF European Conference on Computer Vision Workshops, ECCVw, 2024.

• M. Navarro, Á. Becerra, R. Daza, R. Cobos, A. Morales and J. Fierrez. VAAD: Visual Attention Analysis Dashboard Applied to e-Learning. in Proc. IEEE International Symposium on Computers in Education, SIIE, 2024.

• Á. Becerra, J. Irigoyen, R. Daza, R. Cobos, A. Morales, J. Fierrez and M. Cukurova. Biometrics and Behavior Analysis for Detecting Distractions in e- Learning. in Proc. IEEE International Symposium on Computers in Education, SIIE, 2024.