Automatically Acquiring Knowledge by Digital Maps in Artificial Intelligence Planning Techniques. - A. Barbanente; D. Borri; Floriana Esposito; Pietro Leo; G. Maciocco; F. Selicato (Spatio-Temporal Reasoning, 1992)

S-SALT: A problem-solver, knowledge acquisition tool and associated knowledge base refinement mechanisms. - Pietro Leo; Derek H. Sleeman; Augoustos A. Tsinakos (Artif. Intell. Eng. Des. Anal. Manuf., 1996)

A Machine Learning Approach to Web Mining. - Floriana Esposito; Donato Malerba; Luigi Di Pace; Pietro Leo (AI*IA, 1999)

CONCERTO, Conceptual Indexing, Querying and Retrieval of Digital Documents. - Elisa Bertino; Bill Black; Andrew Brasher; Vito Candela; Barbara Catania; Diana Deavin; Luigi Di Pace; Floriana Esposito; Pietro Leo; John McNaught; Andreas Persidis; Fabio Rinaldi 001; et al. (ICMCS, Vol. 2, 1999)

CONCERTO, An Environment for the 'Intelligent' Indexing, Querying and Retrieval of Digital Documents. - Gian Piero Zarri; Elisa Bertino; Bill Black; Andrew Brasher; Barbara Catania; Diana Deavin; Luigi Di Pace; Floriana Esposito; Pietro Leo; John McNaught; Andreas Persidis; Fabio Rinaldi 001; et al. (ISMIS, 1999)

A Semi-automatic System for Conceptual Annotation, its Application to Resource Construction and Evaluation. - William J. Black; John McNaught; Gian Piero Zarri; Andreas Persidis; Andrew Brasher; Luca Gilardoni; Elisa Bertino; Giovanni Semeraro; Pietro Leo (LREC, 2000)

A Data Mining Approach to PubMed Query Refinement. - Margherita Berardi; Michele Lapi; Pietro Leo; Donato Malerba; Caterina Marinelli; Gaetano Scioscia (DEXA Workshops, 2004)

Mining Generalized Association Rules on Biomedical Literature. - Margherita Berardi; Michele Lapi; Pietro Leo; Corrado Loglisci (IEA/AIE, 2005)

Supporting Visual Exploration of Discovered Association Rules Through Multi-Dimensional Scaling. - Margherita Berardi; Annalisa Appice; Corrado Loglisci; Pietro Leo (ISMIS, 2006)

Finding Generalized Closed Frequent Itemsets for Mining Non Redundant Association Rules. - Corrado Loglisci; Margherita Berardi; Saverio D'Alessandro; Pietro Leo (SEBD, 2007)

An Efficient Algorithm for Approximating Geodesic Distances in Tree Space. - Simone Battagliero; Giuseppe D. Puglia; Saverio Vicario; Francesco Rubino; Gaetano Scioscia; Pietro Leo (IEEE ACM Trans. Comput. Biol. Bioinform., 2011)

GIDL: a rule based expert system for GenBank Intelligent Data Loading into the Molecular Biodiversity database. - Paolo Pannarale; Domenico Catalano; Giorgio De Caro; Giorgio Grillo; Pietro Leo; Graziano Pappadà; Francesco Rubino; Gaetano Scioscia; Flavio Licciulli (BMC Bioinform., 2012)

A Cognitive Business is a Business that Thinks (invited talk). - Pietro Leo (FINREC, 2016)

ViTA: Virtual Trainer for Aging. - Pietro Leo; Grazia D'Onofrio; Daniele Sancarlo; Francesco Ricciardi; Michele Pio De Petris; Francesco Giuliani; Giuseppe Ciarambino; Silvia Peschiera; Angelo Failla; Fabrizio Renzi; Antonio Greco 002 (ForItAAL, 2017)

Action recognition to estimate Activities of Daily Living (ADL) of elderly people. - Matteo Gabrielli; Pietro Leo; Fabrizio Renzi; Sonia Bergamaschi (ISCT, 2019)