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19912026
most citedAdvances in Quantum Metrology

3.9k citations

Showing 2021 · quant-phShow all

9 papers · 2 filters

quant-ph2021★ 1 cited

Collapse dynamics and Hilbert-space stochastic processes

Daniele Bajoni, Oreste Nicrosini, Alberto Rimini +1

Spontaneous collapse models of state vector reduction represent a possible solution to the quantum measurement problem. In the present paper we focus our attention on the Ghirardi-…

quant-ph2021★ 5 cited

Shannon theory beyond quantum: information content of a source

Paolo Perinotti, Alessandro Tosini, Leonardo Vaglini

The information content of a source is defined in terms of the minimum number of bits needed to store the output of the source in a perfectly recoverable way. A similar definition…

quant-ph2021★ 11 cited

The time-energy uncertainty relation for quantum events

Matteo Fadel, Lorenzo Maccone

Textbook quantum mechanics treats time as a classical parameter, and not as a quantum observable with an associated Hermitian operator. For this reason, to make sense of usual time…

quant-ph2021

Quantum state features of the FEL radiation from the occupation number statistics

Fabio Benatti, Stefano Olivares, Giovanni Perosa +5

The statistical features of the radiation emitted by Free-Electron Lasers (FELs), either by Self-Amplified Spontaneous Emission (SASE-FELs) or by seeded emission (seeded-FELs), are…

quant-ph2021★ 2 cited

High-Dimensional Methods for Quantum Homodyne Tomography

Nicola Mosco, Lorenzo Maccone

We provide optimized recursion relations for homodyne tomography. We improve previous methods by mitigating the divergences intrinsic in the calculation of the pattern functions us…

quant-ph2021★ 2 cited

Shannon theory for quantum systems and beyond: information compression for fermions

Paolo Perinotti, Alessandro Tosini, Leonardo Vaglini

We address the task of compression of fermionic quantum information. Due to the parity superselection rule, differently from the case of encoding of quantum information in qubit st…

quant-ph2021★ 6 cited

Spectrum statistics in the integrable Lieb-Liniger model

Samy Mailoud Sekkouri, Felix Izrailev, Fausto Borgonovi

We address the old and widely debated question of the statistical properties of integrable quantum systems, through the analysis of the paradigmatic Lieb-Liniger model. This quantu…

quant-ph2021★ 44 cited

Variational learning for quantum artificial neural networks

Francesco Tacchino, Stefano Mangini, Panagiotis Kl. Barkoutsos +4

In the last few years, quantum computing and machine learning fostered rapid developments in their respective areas of application, introducing new perspectives on how information…

quant-ph2021★ 119 cited

Quantum computing models for artificial neural networks

Stefano Mangini, Francesco Tacchino, Dario Gerace +2

Neural networks are computing models that have been leading progress in Machine Learning (ML) and Artificial Intelligence (AI) applications. In parallel, the first small scale quan…