搜索结果: 1-15 共查到“工学 Tomography”相关记录23条 . 查询时间(0.121 秒)
INSPECTION OF A MEDIEVAL WOOD SCULPTURE USING COMPUTER TOMOGRAPHY
computed tomography wood sculpture analysis 3D modelling
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2016/11/11
Computer tomography (CT) is an excellent technique for obtaining accurate 3D information about the human body. It allows to visualize the organs, bones and blood vessels, furthermore it enables to dia...
OBSERVATIONS ON THE PERFORMANCE OF X-RAY COMPUTED TOMOGRAPHY FOR DIMENSIONAL METROLOGY
X-ray computed tomography (XCT) dimensional metrology holeplate orientation beam hardening
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2016/11/11
X-ray computed tomography (XCT) is a rising technology within many industries and sectors with a demand for dimensional metrology, defect, void analysis and reverse engineering. There are many variabl...
Hamiltonian tomography for quantum many-body systems with arbitrary
Hamiltoniantomography dynamicaldecoupling quantuminformation
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2016/1/22
Hamiltonian tomography for quantum many-body systems with arbitrary.
Compressed sensing based cone-beam computed tomography reconstruction with a first-order method
Department of Radiation Oncology Stanford University Stanford California 94305
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2015/8/7
This article considers the problem of reconstructing cone-beam computed tomography (CBCT) images from a set of undersampled and potentially noisy projection measurements. The authors cast the reconstr...
Ionospheric Correction Using Tomography
Ionospheric Correction Tomography
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2015/6/29
The most demanding application of wide area di erential corrections to GPS is vertical positioning of aircraft on precision approach. Here the Wide Area Augmentation System (WAAS) combines accuracy re...
A New Ionospheric Estimation Algorithm for SBAS Combining Kriging and Tomography
Ionospheric Estimation Algorithm SBAS Combining Kriging Tomography
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2015/6/26
One can divide the existing ionospheric methods for SBAS in two categories: tomography and methods relying on the thin shell model. At first sight, tomography appears to be the right choice. Tomograph...
COMPLEMENTARITY OF SAR POLARIMETRY AND TOMOGRAPHY FOR BUILDING DETECTION AND CHARACTERIZATION
SAR polarimetry tomography object detection segmentation
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2014/4/24
In this paper we propose to study the potential of jointly using polarimetric and tomographic SAR data to recognize and localize buildings in complex scenarios. We present extraction methods for both ...
Anti-Spoof Reliable Biometry of Fingerprints Using En-Face Optical Coherence Tomography
Optical Coherence Tomography, En-Face OCT, Fingerprints, Biometry, High Resolution
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2013/1/30
Optical coherence tomography (OCT) is a relatively new imaging technology which can produce high resolution images of three-dimensional structures. OCT has been mainly used for medical applications su...
Rockburst hazard determination by using computed tomography technology in deep Workface
Rockburst Elastic wave CT Velocity anomaly Inversion Verification
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2012/3/28
The rockburst in mines results from the dynamic load coupled with static one in coal seams around workface zones, so it is essential to learn the stress distribution of the coal and surrounding rock f...
Full jet tomography of high-energy nuclear collisions
jet quenching reconstructed jet perturbative QCD
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2011/10/11
Abstract: Parton energy loss in the hot QCD medium will manifest itself not only in leading hadron spectra but also in reconstructed jet productions in high-energy nucleus-nucleus collisions. In this ...
Network Coding Tomography for Network Failures
Network Coding Tomography Network Failures
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2012/12/3
Network Tomography (or network monitoring) uses end-to-end measurements to characterize the network, such as estimating the network topology and localizing random or adversarial glitches. Under the se...
Direct Fan-Beam Reconstruction Algorithm via Filtered Backprojection for Differential Phase-Contrast Computed Tomography
Direct Fan-Beam Reconstruction Algorithm Filtered Backprojection Differential Phase-Contrast Computed Tomography
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2009/9/4
Recently, a novel data acquisition method has been proposed and experimentally implemented for differential phase-contrast computed tomography (DPC-CT), in which a conventional X-ray tube and a Talbot...
利用FB-MAPES算法估计Tomography SAR高度维信号源数
层析成像合成孔径雷达 信息论方法 双向平滑多视幅相估计滤波器
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2009/9/1
层析成像合成孔径雷达(Tomography SAR)结合空间谱估计技术解决层叠效应时，首先要估计出高度维信号源数目，信号源数估计得正确与否直接关系到后续处理的估计性能。用传统的信息论方法估计时，由于数据受乘性噪声影响，估计性能下降。该文提出一种新的信号源数估计方法：双向平滑多视幅相估计(FB-MAPES)滤波器算法。通过Monte Carlo仿真对信息论方法中的GMDL算法和FB-MAPES方法的...
Use of the Magnetic Field Generated by the Internal Distribution of Injected Currents for Electrical Impedance Tomography (MR-EIT)
Magnetic Field Injected Currents Electrical Impedance Tomography MR-EIT
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2009/7/27
In two dimensional conventional Electrical Impedance Tomography (EIT), volume conductor is probed by means of injected currents, and peripheral voltage measurements are used as input to the reconstruc...
Optical Coherence Tomography with Spectral Interferometry and Analysis on Extraction of Spectroscopic Information
Optical coherence tomography Spectral interferometry Spectroscopic
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2009/6/12
Optical coherence tomography (OCT) working in the Fourier frequency domain, rather than in the time domain, can provide a coherence function of light scattered from a bulk sample at one exposure witho...