Optimizing Small Language Models for In-Vehicle Function-Calling. - Yahya Sowti Khiabani; Farris Atif; Chieh Hsu; Sven Stahlmann; Tobias Michels; Sebastian Kramer; Benedikt Heidrich; M. Saquib Sarfraz; Julian Merten; Faezeh Tafazzoli (CoRR, 2025)