A Combined Approach of Process Mining and Rule-Based AI for Study Planning and Monitoring in Higher Education. - Miriam Wagner; Hayyan Helal; Rene Roepke; Sven Judel; Jens Doveren; Sergej Görzen; Pouya Soudmand; Gerhard Lakemeyer; Ulrik Schroeder; Wil M. P. van der Aalst (ICPM Workshops, 2022)

Zero-One Laws and Almost Sure Valuations of First-Order Logic in Semiring Semantics. - Erich Grädel; Hayyan Helal; Matthias Naaf; Richard Wilke (LICS, 2022)

Extracting Rules from Event Data for Study Planning. - Majid Rafiei; Duygu Bayrak; Mahsa Pourbafrani; Gyunam Park; Hayyan Helal; Gerhard Lakemeyer; Wil M. P. van der Aalst (ICPM Workshops, 2023)

Multi-Valued Partial Order Plans in Numeric Planning. - Hayyan Helal; Gerhard Lakemeyer (CoRR, 2023)

Incorporating Behavioral Recommendations Mined from Event Logs into AI Planning. - Gyunam Park; Majid Rafiei; Hayyan Helal; Gerhard Lakemeyer; Wil M. P. van der Aalst (CAiSE Forum, 2024)

An Analysis of the Decidability and Complexity of Numeric Additive Planning. - Hayyan Helal; Gerhard Lakemeyer (ICAPS, 2024)