AUTHOR=Berducci Luigi , Aguilar Edgar A. , Ničković Dejan , Grosu Radu TITLE=HPRS: hierarchical potential-based reward shaping from task specifications JOURNAL=Frontiers in Robotics and AI VOLUME=11 YEAR=2025 URL=https://www.frontiersin.org/journals/robotics-and-ai/articles/10.3389/frobt.2024.1444188 DOI=10.3389/frobt.2024.1444188 ISSN=2296-9144