Real-Time Anxiety and Depression Detection by Combining Large Language Models and Machine Learning With Explainability Capabilities on a User-Centric, Engaging Conversational Assistant. - Silvia García-Méndez; Francisco de Arriba-Pérez; Julen Beiro-suso; Francisco Javier González-Castaño (Expert Syst. J. Knowl. Eng., 2026)