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Optically secured information retrieval using two authenticated phase-only masks

We propose an algorithm for jointly designing two phase-only masks (POMs) that allow for the encryption and noise-free retrieval of triple images. The images required for optical retrieval are first stored in quick-response (QR) codes for noise-free retrieval and flexible readout. Two sparse POMs ar...

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Detalles Bibliográficos
Autores principales: Wang, Xiaogang, Chen, Wen, Mei, Shengtao, Chen, Xudong
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2015
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4616229/
https://www.ncbi.nlm.nih.gov/pubmed/26494213
http://dx.doi.org/10.1038/srep15668