May 1, 2012 · We present a new image quality assessment algorithm based on the phase and magnitude of the 2-D discrete Fourier transform.
It equates perceptual quality to the amount of information regarding the reference image that can be extracted from the distorted image (images are modeled.
A new image quality assessment algorithm based on the phase and magnitude of the 2-D discrete Fourier transform that is overall better than several of the ...
Oct 22, 2024 · The basic idea is to compare the phase and magnitude of the reference and distorted images to compute the quality score. However, it is well ...
Oct 7, 2018 · Learn about DFT (Discrete Fourier Transform) for image analysis and to use a FFT or DFT tool to learn the difference between blurred vs detailed (non-blurry) ...
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Oct 6, 2022 · The goal in this assignment is to perform color channel alignment using the Fourier transform. As discussed in this lecture, convolution in the spatial domain ...
Aug 7, 2024 · The core idea is to use the PFT in a plug-and-play manner to warm-start existing ptychography algorithms such as the ptychographic iterative ...
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Jan 28, 2021 · This letter discusses an alternative Fourier ptychography algorithm based on the scaled fast Fourier transform propagation.
Dec 20, 2023 · In this paper, we introduce an approach aimed at enhancing spatial resolution by mitigating noise present in spectral images acquired via FT-IR ...
This study trains deep neural networks comprising multi-scale encoder/decoder architectures with actual data measured using a low-resolution imaging detector.