no code implementations • 24 Dec 2020 • Zhaoxu Ji, Peiru Fan, Huanguo Zhang
In this paper, we prove the security against entanglement-measurement attack for the qudit-system-based quantum cryptography protocols which use the two methods for eavesdropping checking.
Quantum Physics
no code implementations • 24 Feb 2014 • Huanguo Zhang, Sha Lv, Wei Li, Xun Qu
Instead of projecting an image to its nearest image, we try to project it to its nearest line spanned by two different face images.