iReview: an Intelligent Code Review Evaluation Tool using Biofeedback. - Haytham Hijazi; José Cruz; João Castelhano; Ricardo Couceiro; Miguel Castelo-Branco; Paulo de Carvalho 001; Henrique Madeira (ISSRE, 2021)

Intelligent Biofeedback Augmented Content Comprehension (TellBack). - Haytham Hijazi; Ricardo Couceiro; João Castelhano; Paulo de Carvalho 001; Miguel Castelo-Branco; Henrique Madeira (IEEE Access, 2021)

Wearable Devices, Smartphones, and Interpretable Artificial Intelligence in Combating COVID-19. - Haytham Hijazi; Manar Abu Talib; Ahmad Hasasneh; Ali Bou Nassif; Nafisa Ahmed; Qassim Nasir (Sensors, 2021)

Quality Evaluation of Modern Code Reviews Through Intelligent Biometric Program Comprehension. - Haytham Hijazi; João Durães; Ricardo Couceiro; João Castelhano; Raul Barbosa; Júlio Medeiros; Miguel Castelo-Branco; Paulo de Carvalho 001; Henrique Madeira (IEEE Trans. Software Eng., 2023)

Where Did I Get Lost? A Prototype Tool for Predicting Local-Level Comprehension Difficulties With Wearables and Explainable Machine Learning. - Haytham Hijazi; Miguel Gomes; João Castelhano; Miguel Castelo-Branco; Paulo Carvalho 001; Henrique Madeira (IEEE Access, 2024)

Dynamically Predicting Content Comprehension Through Intelligent Wearables and Biofeedback Sensors (TellBack) - Haytham Hijazi (2024)

A tree-based explainable AI model for early detection of Covid-19 using physiological data. - Manar Abu Talib; Yaman Afadar; Qassim Nasir; Ali Bou Nassif; Haytham Hijazi; Ahmad Hasasneh (BMC Medical Informatics Decis. Mak., 2024)

NRevisit: A Cognitive Behavioral Metric for Code Understandability Assessment. - Gao Hao; Haytham Hijazi; Júlio Medeiros; João Durães; Chan Tong Lam; Paulo de Carvalho 001; Henrique Madeira (CoRR, 2025)