Embedding-to-Prefix: Parameter-Efficient Personalization for Pre-Trained Large Language Models. - Bernd Huber; Ghazal Fazelnia; Andreas Damianou; Sebastian Peleato; Max Lefarov; Praveen Ravichandran; Marco De Nadai; Mounia Lalmas-Roelleke; Paul N. Bennett (CoRR, 2025)