Results 211 to 220 of about 9,853 (272)

Deep Optical Cryptography: Joint Encryption and LC Lens Key Generation for Secure Displays

open access: yesJournal of the Society for Information Display, EarlyView.
We propose a learning‐based visual cryptography system using a liquid crystal modulator for distance‐dependent optical decryption. By jointly optimizing ciphertext images and LC‐based optical keys with shift‐aware training, the framework ensures secure plaintext recovery only at designated distances.
Ting‐Yu Chen   +6 more
wiley   +1 more source

3D Surface Profiling via Direct End‐to‐End Regression With a Photonic Geometric Sensor

open access: yesLaser &Photonics Reviews, EarlyView.
Measurements of microscale surface patterns are essential for quality control across semiconductor and biomedical industries, yet the development of miniaturized, intelligent systems remains constrained by the complexity and bulkiness of conventional benchtop metrology.
Ziyao Zhang   +13 more
wiley   +1 more source

Reconfigurable intelligent surface and UAV coordination for reliable THz wireless networks. [PDF]

open access: yesPLoS One
Kumar MR   +8 more
europepmc   +1 more source

Improving Affordability and Accessibility for Socially‐Beneficial Services via Government Incentives

open access: yesNaval Research Logistics (NRL), EarlyView.
ABSTRACT Many socially‐beneficial services, like dental care, suffer from a dual challenge: Low affordability for citizens and long waiting times due to insufficient provider capacity. We model a government's problem of designing subsidy policies to address this issue.
Xiaoyan Zhao, Venus Lo, Stephen Shum
wiley   +1 more source

Enhancement of cryptography algorithms for security of cloud-based IoT with machine learning models. [PDF]

open access: yesSci Rep
Qasem MA   +5 more
europepmc   +1 more source

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