Results 241 to 250 of about 6,221,198 (343)

Outcome at Skeletal Maturity of Femoral Varus Osteotomy on Late Onset Legg-Calvé-Perthes Disease. [PDF]

open access: yesMalays Orthop J
Ibrahim MA   +5 more
europepmc   +1 more source

Image intensifier distortion correction

Medical Physics, 1987
A method is described for determining and correcting the spatial distortion affecting images acquired with image‐intensified video systems. The distortion is separated into two physically distinct components, a predominant one originating from the projection of the x‐ray image onto the curved input phosphor, and a smaller component corresponding to the
Dev Chakraborty
openaire   +3 more sources

Image sensing with multilayer nonlinear optical neural networks

Nature Photonics, 2022
A nonlinear optical neural network image sensor based on an image intensifier enables efficient all-optical image encoding for a variety of machine-vision tasks.
Tianyu Wang   +7 more
semanticscholar   +1 more source

A Review of Fluoroscopic Image-Intensifier Artifacts and the Next Generation of Isocentric C-Arm Imaging.

JBJS Reviews, 2018
The term parallax has been largely misused when referring to distortion of C-arm fluoroscopy by distinct artifacts, namely, pincushion distortion and S distortion artifacts.A thorough understanding of the inner workings of an image intensifier allows a ...
T. Keating, D. Bohl, K. Hamid
semanticscholar   +1 more source

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