Zobrazeno 1 - 10
of 129
pro vyhledávání: '"Anscombe transform"'
Autor:
Louis Laurencelle, Denis Cousineau
Publikováno v:
Frontiers in Psychology, Vol 13 (2023)
IntroductionExact tests on proportions exist for single-group and two-group designs, but no general test on proportions exists that is appropriate for any experimental design involving more than two groups, repeated measures, and/or factorial designs
Externí odkaz:
https://doaj.org/article/a4831a4904ff4a65a38b98669dd94f77
Publikováno v:
Applied Sciences, Vol 13, Iss 18, p 10004 (2023)
Due to the influence of atmospheric turbulence, the detector, and background noise, the subaperture image of an extended scene Shack–Hartmann wavefront sensor will have a low signal-to-noise ratio, which will introduce errors to the offset estimati
Externí odkaz:
https://doaj.org/article/f08a1f43120b4a63b8cd26f1cfd4730e
Autor:
Fryzlewicz, Piotr
Publikováno v:
Statistica Sinica, 2018 Jan 01. 28(4), 2885-2901.
Externí odkaz:
https://www.jstor.org/stable/26511242
Autor:
Guerrero, Igor
Esse trabalho apresenta uma nova metodologia para a correção do espectro de potência do ruído no processo de simulação de aquisições de imagens de tomossíntese digital mamária (Digital Breast Tomosynthesis - DBT) com doses reduzidas de radi
Akademický článek
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Akademický článek
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Este trabalho tem por objetivo o desenvolvimento de uma nova técnica de pré-processamento de imagens mamográficas digitais para melhorar o desempenho dos esquemas computacionais de auxílio ao diagnóstico (CAD) e para auxiliar na detecção preco
Publikováno v:
Sensors, Vol 16, Iss 11, p 1961 (2016)
A quanta image sensor (QIS) is a class of single-photon imaging devices that measure light intensity using oversampled binary observations. Because of the stochastic nature of the photon arrivals, data acquired by QIS is a massive stream of random bi
Externí odkaz:
https://doaj.org/article/2af0c74620464f51bb4283434331eb39
Autor:
Joseph S. Tang, James R. Fienup
Publikováno v:
Space Telescopes and Instrumentation 2020: Optical, Infrared, and Millimeter Wave.
In image-based wavefront sensing by phase retrieval, the sum-squared difference (SSD) of simulated and measured PSF intensities, i.e., the intensity error metric (IEM), suffers from noise model mismatch. The IEM assumes additive Gaussian noise, but t