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Quantum measurement optimization by decomposition of measurements into extremals

Using the convex structure of positive operator value measurements and several quantities used in quantum metrology, such as quantum Fisher information or the quantum Van Trees information, we present an efficient numerical method to find the best strategy allowed by quantum mechanics to estimate a...

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Detalles Bibliográficos
Autores principales: Martínez-Vargas, Esteban, Pineda, Carlos, Barberis-Blostein, Pablo
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2020
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7286896/
https://www.ncbi.nlm.nih.gov/pubmed/32523002
http://dx.doi.org/10.1038/s41598-020-65934-w