From free association to free parameters: machine-learning empowers artificial intelligence models to rate the affective-relational aspects of narratives like an expert psychologist - Caleb J. Siefert; Barry Dauphin; Jenelle Slavin-Mulford; Sai Dileep Kumar Mukkamala; Venkat Akhila Reddy Tatipally; Areen Alsaid; Abdallah Chehade (Frontiers in Digital Health, 2026)