Presentation 2000/3/14
PSF-based image restoration of CP-MCT by use of FD-TD method
Kentaroh Orikasa, Michio Miyakawa, Nozomu Ishii,
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Abstract(in English) The blurs deteriorate the image of chirp pulse microwave computed tomography (CP-MCT) mainly due to scattering and/or diffraction of electromagnetic waves. However, it is hard to measure the point spread function (PSF) that can be used to remove the blur. Hence, this must be estimated. It has been computed by FD-TD method, by taking the projection of a very thin dielectric rod to be the PSF. It has also been estimated by "Landweber method" from the actually measured projection of a cylinder and its ideal projection. By applying those PSFs to CP-MCT images, image restoration has been done successfully.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Chirp pulse / Microwave computed tomography / FD-TD method / Point spread function / Landweber method
Paper # MBE99-147
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Committee MBE
Conference Date 2000/3/14(1days)
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Registration To ME and Bio Cybernetics (MBE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) PSF-based image restoration of CP-MCT by use of FD-TD method
Sub Title (in English)
Keyword(1) Chirp pulse
Keyword(2) Microwave computed tomography
Keyword(3) FD-TD method
Keyword(4) Point spread function
Keyword(5) Landweber method
1st Author's Name Kentaroh Orikasa
1st Author's Affiliation Graduate School of Science and Technology, Niigata University()
2nd Author's Name Michio Miyakawa
2nd Author's Affiliation Department of Biocybernetics, Faculty of Engineering, Niigata University
3rd Author's Name Nozomu Ishii
3rd Author's Affiliation Faculty of Engineering, Niigata University
Date 2000/3/14
Paper # MBE99-147
Volume (vol) vol.99
Number (no) 687
Page pp.pp.-
#Pages 6
Date of Issue