Tag Archives: unitarity
What does a quantum Bayes’s rule look like?
Bayes’s rule is one of the most fundamental principles in probability and statistics. It allows us to update our beliefs in the face of new evidence. In its simplest form, the rule tells us how to revise the probability of … Continue reading
Posted in Analysis, Scicomm, Science
Tagged Bayes's rule, Bayesian network, Bayesianism, Choi operators, commutativity, completely positive trace-preserving map, noise correction, Physical Review Letters, principle of minimum change, probability, quantum computing, quantum information theory, stochastic processes, unitarity, variational Bayesian inference
Comments Off on What does a quantum Bayes’s rule look like?
Dispelling Maxwell’s demon
Maxwell’s demon is one of the most famous thought experiments in the history of physics, a puzzle first posed in the 1860s that continues to shape scientific debates to this day. I’ve struggled to make sense of it for years. … Continue reading
Posted in Analysis, Scicomm, Science
Tagged arrow of time, Charles Bennett, decoherence, Dennis Gabor, entropy, information theory, James Clerk Maxwell, Leo Szilard, Léon Brillouin, Maxwell's demon, no-cloning theorem, quantum entanglement, quantum information, Quantum mechanics, Rolf Landauer, Schrödinger's cat, second law of thermodynamics, unitarity, wavefunction collapse
Comments Off on Dispelling Maxwell’s demon