Results 11 to 20 of about 770,655 (252)

Mutual information bounded by Fisher information

open access: yesPhysical Review Research
We derive a general upper bound to mutual information in terms of the Fisher information. The bound may be further used to derive a lower bound for the Bayesian quadratic cost. These two provide alternatives to other inequalities in the literature (e.g.,
Wojciech Górecki   +3 more
doaj   +3 more sources

Bayesian optimization of Fisher Information in nonlinear multiresonant quantum photonics gyroscopes [PDF]

open access: yesNanophotonics
We propose an on-chip gyroscope based on nonlinear multiresonant optics in a thin film χ (2) resonator that combines high sensitivity, compact form factor, and low power consumption simultaneously.
Sun Mengdi   +3 more
doaj   +2 more sources

Fisher information distance: A geometrical reading

open access: yesDiscrete Applied Mathematics, 2015
15 pages, 8 ...
João Eloir Strapasson   +2 more
exaly   +4 more sources

Fisher Information and Mutual Information Constraints [PDF]

open access: yes2021 IEEE International Symposium on Information Theory (ISIT), 2021
We consider the processing of statistical samples $X\sim P_θ$ by a channel $p(y|x)$, and characterize how the statistical information from the samples for estimating the parameter $θ\in\mathbb{R}^d$ can scale with the mutual information or capacity of the channel.
Leighton Pate Barnes, Ayfer Özgür
openaire   +2 more sources

Characterizing (non-)Markovianity through Fisher information

open access: yesSciPost Physics, 2023
A non-isolated physical system typically loses information to its environment, and when such loss is irreversible the evolution is said to be Markovian.
Paolo Abiuso, Matteo Scandi, Dario De Santis, Jacopo Surace
doaj   +1 more source

A Tutorial on Fisher information [PDF]

open access: yesJournal of Mathematical Psychology, 2017
In many statistical applications that concern mathematical psychologists, the concept of Fisher information plays an important role. In this tutorial we clarify the concept of Fisher information as it manifests itself across three different statistical paradigms.
Ly, A.   +4 more
openaire   +4 more sources

Fisher Information in Noisy Intermediate-Scale Quantum Applications [PDF]

open access: yesQuantum, 2021
The recent advent of noisy intermediate-scale quantum devices, especially near-term quantum computers, has sparked extensive research efforts concerned with their possible applications.
Johannes Jakob Meyer
doaj   +1 more source

Fisher information of scale [PDF]

open access: yesStatistics & Probability Letters, 2010
6 ...
Ruckdeschel, Peter, Rieder, Helmut
openaire   +3 more sources

Sub-quantum Fisher information [PDF]

open access: yesQuantum Science and Technology, 2021
Abstract The quantum Fisher information (QFI) plays a crucial role in quantum information theory and in many practical applications such as quantum metrology. However, computing the QFI is generally a computationally demanding task.
M Cerezo   +3 more
openaire   +2 more sources

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