FisMat2025 - Submission - View

Abstract title: Mutual Information vs Fisher and... quantum classifiers
Submitting author: Lorenzo Maccone
Affiliation: Universita' di Pavia
Affiliation Address: via Bassi 6
Country: Italy
Other authors and affiliations: Wojciech Gorecki, Lu Xi, Chiara Macchiavello, Simone Roncallo, Rosy Morgillo (INFN and Dipartimento di Fisica, Pavia), Seth Lloyd (MIT, Cambridge MA)
Abstract
After a brief overview of quantum metrology, we illustrate some novel results that connect the Mutual Information (global quantum metrology) to the Quantum Fisher information (local quantum metrology).We then illustrate a quantum optical classifier that uses the Hong-Ou-Mandel effect for machine learning tasks.