5 янв. 2018 г. · Abstract:We consider the problem of estimating a rank-one perturbation of a Wigner matrix in a setting of low signal-to-noise ratio. |
![PDF] Weak Detection of Signal in the Spiked Wigner Model ...](imgx.php?https://d3i71xaburhd42.cloudfront.net/6ba78aeeb19f637472e8e982627f3d8c4b1848dd/10-Figure2-1.png)
13 февр. 2023 г. · In this paper, we study a spiked Wigner problem with an inhomogeneous noise profile. Our aim in this problem is to recover the signal passed through an ... |
7 мар. 2020 г. · The classical Wigner model is one way to approximate the quantum dynamics of atomic nuclei. Here, a new method is presented for sampling the ... |
22 окт. 2024 г. · A pseudo-spin phase-space approach based on the Wigner-Weyl formalism is used to describe the transport of electrons in graphene including ... |
We study the fundamental limits of detecting the presence of an additive rank-one perturbation, or spike, to a Wigner matrix. When the spike comes. |
24 янв. 2024 г. · We propose a phase-space representation concept in terms of the Wigner function for a quantum harmonic oscillator model that exhibits the ... |
18 февр. 2021 г. · The phenomenon of triboelectroluminescence is studied using a generalization of the Weisskopf-Wigner model of spontaneous emission in an electronic two-level ... |
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