Quantum Retrodiction: Foundations and Controversies

Prediction is the making of statements, usually probabilistic, about future events based on current information. Retrodiction statements past We present foundations quantum retrodiction and highlight its intimate connection with Bayesian interpretation probability. The close link methods enables us to explore controversies misunderstandings that have appeared in literature. To be clear, universally applicable draws validity directly from conventional predictive theory coupled Bayes’ theorem.