Edge Enhancement of Phase Objects with Hilbert Transforms in Optical Tomography

Autor:	Areli Montes-Perez, Cruz Meneses-Fabian, Gustavo Rodriguez-Zurita, José F. Vázquez-Castillo, Pramod K. Rastogi, Erwin Hack
Rok vydání:	2010
Předmět:	Physics medicine.diagnostic_test Radon transform business.industry Adaptive-additive algorithm Phase (waves) Hilbert spectral analysis Hilbert–Huang transform Fractional Fourier transform symbols.namesake Optics medicine symbols Hilbert transform Optical tomography business
Zdroj:	AIP Conference Proceedings.
ISSN:	0094-243X
DOI:	10.1063/1.3426175
Popis:	The Hilbert transform (HT) is implemented in a 4f Fourier‐transform imaging optical system by placing a phase step filter of π radians in the frequency plane.
Databáze:	OpenAIRE
Externí odkaz:	https://explore.openaire.eu/search/publication?articleId=doi_________::df540382dc191bea41a98c223993d694 https://doi.org/10.1063/1.3426175 Zobrazit plný text záznamu