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检索条件"主题词=Back-projection algorithm"
40 条 记 录,以下是31-40 订阅
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A Data Standardization and Reconstruction Method for Magnetic Induction Tomography 1
A Data Standardization and Reconstruction Method for Magneti...
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2012 International Conference on Biomaterial and Bioengineering(ICBB 2012)
作者: Qiang Du Baodong Bai Li Ke Institute of Biomedical and Electromagnetic Engineering Shenyang University of Technology
Magnetic induction tomography(MIT) is a biologic tomography technology, which is to obtain the conductivity distribution by detecting the data on the boundary of the imaging area based on the eddy current principle. T... 详细信息
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3D Contour Reconstruction of Convex Object Based on Fluorescence Molecular Tomography
3D Contour Reconstruction of Convex Object Based on Fluoresc...
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第23届过程控制会议
作者: Li Qi-An Zhou Yun Li Yue School of Information and Control Engineering Liaoning Shihua University Fushun 113001
Fluorescence molecular tomography (FMT) based on CCD is developing rapidly these years. In order to get the density of forward model of fluorophore, we need to reconstruct the contour of target object. A new three-dim... 详细信息
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Statistical Approach for Optoacoustic Image Reconstruction in the Presence of Strong Acoustic Heterogeneities
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IEEE TRANSACTIONS ON MEDICAL IMAGING 2011年 第2期30卷 401-408页
作者: Dean-Ben, X. Luis Ma, Rui Razansky, Daniel Ntziachristos, Vasilis Tech Univ Munich Inst Biol & Med Imaging D-85764 Neuherberg Germany Helmholtz Ctr Munich D-85764 Neuherberg Germany
A method is presented to reduce artefacts produced in optoacoustic tomography images due to internal reflection or scattering of the acoustic waves. It is based on weighting the tomographic contribution of each detect... 详细信息
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The Millimeter-wave Imaging of Concealed Objects
The Millimeter-wave Imaging of Concealed Objects
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IEEE International Symposium on Antennas and Propagation (APSURSI)/USNC/URSI National Radio Science Meeting
作者: Cetinkaya, Harun Kizilhan, Ahmet Vertii, Alexey Demirci, Sevket Yigit, Enes Ozdemir, Caner TUBITAK Marmara Res Ctr Mat Inst Kocaeli Turkey Mersin Univ Dept Elect Elect Engn Mersin Turkey
In this study, two different applications are performed. An application of concealed object detection is firstly studied through millimeter-wave inverse synthetic aperture radar (ISAR) imaging. For this purpose, near-... 详细信息
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Time-shifting correction in optoacoustic tomographic imaging for media with non-uniform speed of sound
Time-shifting correction in optoacoustic tomographic imaging...
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Conference on Novel Biophotonic Techniques and Applications
作者: Dean-Ben, X. Luis Ntziachristos, Vasilis Razansky, Daniel Tech Univ Munich Inst Biol & Med Imaging Ingolstadter Landstr 1 D-85764 Neuherberg Germany Helmholtz Ctr Munich D-85764 Neuherberg Germany
An analysis of the time-shifting correction in optoacoustic tomographic reconstructions for media with an a priori known speed of sound distribution is presented. We describe a modification of the filtered back-projec... 详细信息
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A back-projection algorithm to Stepped-Frequency Synthetic Aperture Through-the-Wall Radar Imaging
A Back-Projection Algorithm to Stepped-Frequency Synthetic A...
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2007 Asian and Pacific Conference on Synthetic Aperture Radar(APSAR 2007)
作者: Guolong Cui,Lingjiang Kong,Jianyu Yang University of Electronic Science and Technology of China(UESTC)
back-projection imaging algorithm is widely used in through-the-wall and GPR imaging because of the high image quality and being compensated *** this paper,the author will introduce the back-projection algorithm to th... 详细信息
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Characterization of changes in therapeutic ultrasound transducer performance over time using the angular spectrum method
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IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL 2007年 第5期54卷 1028-1035页
作者: Wu, Xia Worthington, Arthur E. Gertner, Mark R. Hunt, John W. Sherar, Michael D. Princess Margaret Hosp Dept Radiat Phys Toronto ON M4X 1K9 Canada Ryerson Univ Dept Phys Toronto ON Canada Princess Margaret Hosp Div Biophys & Bioimaging Toronto ON M4X 1K9 Canada Univ Toronto Dept Med Biophys Toronto ON Canada Princess Margaret Hosp Dept Med Phys Ontario Canc Inst Univ Hlth Network Toronto ON M4X 1K9 Canada Canc Care Ontario Toronto ON Canada
Strongly focused large aperture transducers used in high-intensity focused ultrasound treatments are prone to manufacturing defects and degradation. Current methods for evaluating transducer quality measure only bulk ... 详细信息
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Aperture weighted cardiac reconstruction for cone-beam CT
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PHYSICS IN MEDICINE AND BIOLOGY 2006年 第14期51卷 3433-3448页
作者: Koken, P. Grass, M. Philips Res Labs Sector Tech Syst D-22335 Hamburg Germany
Multi-row detectors together with fast rotating gantries made cardiac imaging possible for CT. Due to the cardiac motion, ECG gating has to be integrated into the reconstruction of the data measured on a low pitch hel... 详细信息
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A special operation mode of BoomSAR in application to foliage penetration imaging
A special operation mode of BoomSAR in application to foliag...
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CIE International Conference on Radar
作者: Sun, Hongbo Liu, Weixian Lu, Yilong Borderies, Pierre Lemaitre, Francois Tai, Ling Chiat Seah, Heong Wann Chan, Hian Lim Nanyang Technol Univ Temasek Labs Singapore Singapore Off Natl Etudes & Recherches Aerosp Lannion France Def Sci & Technol Agcy Singapore Singapore
BoomSAR system is a SAR device embarked in the basket of a boomlift, which provides a cheap and flexible platform to evaluate the performance of radar system and signal processing algorithm, especially for foliage pen... 详细信息
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ABOUT FOURIER TECHNIQUES IN SPOTLIGHT SAR PROCESSING
ABOUT FOURIER TECHNIQUES IN SPOTLIGHT SAR PROCESSING
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1991 INTERNATIONAL GEOSCIENCE AND REMOTE SENSING SYMP - REMOTE SENSING : GLOBAL MONITORING FOR EARTH MANAGEMENT ( IGARSS 91 )
作者: DENDAL, D Electronic Department of Montefiore Institute of Electricity University of Liège Liege Belgium
A description is given of Fourier reconstruction techniques in the Spotlight synthetic aperture radar (SAR) domain. The particular disposition of the Fourier data in this scanning mode does not make straightforward th... 详细信息
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