Evolutionary Solutions to a Highly Constrained Combinatorial Problem. - Roberto Piola (International Conference on Evolutionary Computation, 1994)

Learning Controllers for Industrial Robots. - Cristina Baroglio; Attilio Giordana; Roberto Piola; Michael Kaiser; Marnix Nuttin (Mach. Learn., 1996)

Refining Numerical Terms in Horn Clauses. - Marco Botta; Attilio Giordana; Roberto Piola (AI*IA, 1997)

FONN: Combining First Order Logic with Connectionist Learning. - Marco Botta; Attilio Giordana; Roberto Piola (ICML, 1997)

Refining First Order Theories with Neural Networks. - Marco Botta; Attilio Giordana; Roberto Piola (ISMIS, 1997)

An Integrated Framework of Learning Numerical Terms in FOL. - Marco Botta; Attilio Giordana; Roberto Piola (ECAI, 1998)

On Some Misbehaviour of Back-Propagation with Non-Normalized RBFNs and a Solution. - Attilio Giordana; Roberto Piola (ICML, 1999)

Refining Numerical Constants in First Order Logic Theories. - Marco Botta; Roberto Piola (Mach. Learn., 2000)