Researcher profile

Leopoldo Bertossi

2 papers in the PaperMetrix corpus

Publications

Papers by this author

Extending Weakly-Sticky Datalog+/-: Query-Answering Tractability and Optimizations

2016 · arXiv (Cornell University)

Weakly-sticky (WS) Datalog+/- is an expressive member of the family of Datalog+/- programs that is based on the syntactic notions of stickiness and weak-acyclicity. Query answering over the WS programs has been investigated, but there …
Score-Based Explanations in Data Management and Machine Learning: An Answer-Set Programming Approach to Counterfactual Analysis

2021 · arXiv (Cornell University)

We describe some recent approaches to score-based explanations for query answers in databases and outcomes from classification models in machine learning. The focus is on work done by the author and collaborators. Special emphasis is …