Abstract We investigated birefringence-derived artifacts that potentially mimic focal defects of the lamina cribrosa (focal LC defects) in optical coherence tomography (OCT) imaging of eyes with glaucoma.This study included 74 eyes SHAPING CONTROL GEL of 48 patients with glaucoma.Five horizontal line B-scan images of the optic disc were obtained us
Public key searchable encryption scheme based on blockchain
Aiming at the trapdoor security problem of the public Sliding Wardrobes key encryption scheme,a random number constructing trapdoor and index was introduced to defend against keyword guessing attacks from the server and avoid data leakage caused by server curious behavior.Research on trusted issues of third parties,the blockchain mechanism with a s