Simultaneous Perturbation Stochastic Approximation of the Quantum Fisher Information.
Julien GaconChrista ZoufalGiuseppe CarleoStefan WoernerPublished in: Quantum (2021)
Keyphrases
- stochastic approximation
- fisher information
- monte carlo
- probability density function
- euclidean space
- noise level
- positive definite
- geodesic distance
- multidimensional scaling
- least squares
- policy iteration
- kullback leibler divergence
- temporal difference learning
- projective transformations
- free energy
- exponential family
- training data
- estimation error
- cost function
- reinforcement learning