Punching holes in light: recent progress in single-shot coded-aperture optical imaging

J Liang - Reports on Progress in Physics, 2020 - iopscience.iop.org
Single-shot coded-aperture optical imaging physically captures a code-aperture-modulated
optical signal in one exposure and then recovers the scene via computational image …

Flatcam: Thin, lensless cameras using coded aperture and computation

MS Asif, A Ayremlou… - IEEE Transactions …, 2016 - ieeexplore.ieee.org
FlatCam is a thin form-factor lensless camera that consists of a coded mask placed on top of
a bare, conventional sensor array. Unlike a traditional, lens-based camera, where an image …

New construction of complementary sequence (or array) sets and complete complementary codes

Z Wang, D Ma, G Gong, E Xue - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
A new method to construct q-ary complementary sequence sets (CSSs) and complete
complementary codes (CCCs) of size N is proposed by using desired para-unitary (PU) …

[HTML][HTML] Implementation of a large-area diffractive lens using multiple sub-aperture diffractive lenses and computational reconstruction

S Gopinath, PP Angamuthu, T Kahro, A Bleahu… - Photonics, 2022 - mdpi.com
Direct imaging systems that create an image of an object directly on the sensor in a single
step are prone to many constraints, as a perfect image is required to be recorded within this …

[PDF][PDF] Flatcam: Thin, bare-sensor cameras using coded aperture and computation

MS Asif, A Ayremlou… - arXiv preprint arXiv …, 2015 - researchgate.net
FlatCam is a thin form-factor lensless camera that consists of a coded mask placed on top of
a bare, conventional sensor array. Unlike a traditional, lens-based camera where an image …

Walsh spectrum and Nega spectrum of complementary arrays

J Chai, Z Wang, E Xue - Designs, Codes and Cryptography, 2021 - Springer
It has been shown that all the known binary Golay complementary sequences of length 2^ m
2 m can be obtained by a single binary Golay complementary array of dimension m and size …

Encoding methods matching the 16× 16 pixel CZT detector of a coded aperture gamma camera

XL Shen, P Gong, XB Tang, R Zhang, JC Ma - Nuclear Science and …, 2020 - Springer
With the advancements in nuclear energy, methods that can accurately obtain the spatial
information of radioactive sources have become essential for nuclear energy safety. Coded …

Coded Aperture Imaging: novel approaches to high-energy high-resolution laboratory imaging

M Selwood - 2022 - etheses.whiterose.ac.uk
Rapid advancement is being made in laser driven x-ray and particle sources, pushing the
boundaries in temporal duration, spatial and spectral distribution, and maximum energy …

Coded-Aperture imaging based on random code and Backpropagation neural network

Z Wang, C Wang, P Gong, L Li, Z Hu, Y Shi… - Annals of Nuclear …, 2024 - Elsevier
Coded-aperture radiation imaging technology has important application value in the field of
space radiation detection. A coded-aperture imaging algorithm based on random code and …

Simulations and experimental demonstrations of encoding for X-ray coherent scattering

D Prokopiou, KL Smith, K Rogers, P Paula… - Journal of Applied …, 2017 - journals.iucr.org
Diffraction data may be measured using approaches that lead to ambiguity in the
interpretation of scattering distributions. Thus, the encoding and decoding of coherent …