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Molecular engineering of individual dye-based nanoparticle photostability for ultrabright two-photon fluorescence. [PDF]

open access: yesBeilstein J Nanotechnol
Kurek E   +6 more
europepmc   +1 more source

Theoretical Prediction of Bias in Model-Based Material Decomposition. [PDF]

open access: yesProc SPIE Int Soc Opt Eng
Lee D, Jiang X, Stayman JW, Gang GJ.
europepmc   +1 more source

The "Gatekeepers" of Medical Imaging. [PDF]

open access: yesIndian J Radiol Imaging
Keshava SN, Sureka B.
europepmc   +1 more source
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3D photon counting integral imaging by using multi-level decomposition

Journal of the Optical Society of America A: Optics and Image Science, and Vision, 2022
In this paper, we propose three-dimensional (3D) photon counting integral imaging by using multi-level decomposition such as discrete wavelet transform to improve the visual quality and measurement accuracy under photon-starved conditions. Conventional 3D integral imaging can visualize 3D objects and acquire their depth information. However, the amount
Min-Chul Lee, Myungjin Cho, Jaehoon Lee
exaly   +3 more sources

3D photon counting integral imaging with unknown sensor positions

Journal of the Optical Society of America A: Optics and Image Science, and Vision, 2012
Photon counting techniques have been introduced with integral imaging for three-dimensional (3D) imaging applications. The previous reports in this area assumed a priori knowledge of exact sensor positions for 3D image reconstruction, which may be difficult to satisfy in certain applications.
Bahram Javidi
exaly   +3 more sources

Compressive Sensing for Photon Counting Integral Imaging

Digital Holography and Three-Dimensional Imaging 2019, 2019
In this paper, we present photon counting integral imaging based on compressive sensing to improve the quality of reconstructed 3D scene. The proposed method recovers elemental images have higher SNR than the conventional imaging under ultra-low light conditions. To show the feasibility of the proposed method, the preliminary experiments are presented.
Yongri Piao
exaly   +2 more sources

Three-dimensional photon counting integral imaging using Bayesian estimation

Optics Letters, 2010
We propose a new estimation method for 3D object reconstruction using photon-counting integral imaging. Earlier studies used maximum likelihood estimation (MLE) as a classical statistical method to reconstruct 3D images from photon-counting elemental images.
Bahram Javidi, Myungjin Cho
exaly   +3 more sources

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