In contrast to classical theory, quantum theory has the remarkable property that the state space of every system has continuously many pure states. These are states that can be seen as states of ...

The identities or bounds that relate information measures (e.g., the entropy and mutual information) and estimation measures (e.g., the minimum means square error ...

This is Part 4 of a five-part series. Integrated information theory (IIT) is a theory of consciousness. It was first formulated by the neuroscientist and psychiatrist Giulio Tononi in the early 2000s ...

Thermodynamics in essence is an information theory—its purpose is to make statements about systems for which we only have certain partial information, such as a gas of many particles for which only ...