2. 您的位置
3. 首页
4. 期刊论文
5. An Analytical Solution for Backscatter Tomography

An Analytical Solution for Backscatter Tomography

来源 :Tsinghua Science and Technology | 被引量 : 0次 | 上传用户：dsq1980

【摘 要】

：

We utilize the Novikov-Natterer algorithm for non-uniform attenuation to invert the backscatter projections formed by the scatter of X-rays.The backscatter signal is treated as an emitter in a non-uni

【作 者】

：

William G Hawkins 

【机 构】

：

College of Optical Sciences

【出 处】

：

Tsinghua Science and Technology

【发表日期】

：

2010年01期

【关键词】

：

non-uniform attenuation backscatter tomography dental tomography implant imaging 

下载到本地 , 更方便阅读

下载此文 赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

We utilize the Novikov-Natterer algorithm for non-uniform attenuation to invert the backscatter projections formed by the scatter of X-rays.The backscatter signal is treated as an emitter in a non-uniformly attenuating medium.This type of tomography ha

其他文献

应用绿色半导体量子点进行乳腺癌原位成像

乳腺癌是癌症中引起妇女死亡的首要因素.本文采用绿色量子点作为荧光显色材料,建立了一种用于早期乳腺癌诊断的原位成像技术.利用生物素标记的抗HER2/neu抗体与乳腺癌细胞表

期刊

原位处理量子点乳腺癌细胞非特异性吸附免疫组化染色in situ processingquantum opticsbreast cancer cel

Correction of Breathing Motion in the Thorax for Helical CT

This paper investigates a reconstruction method for helical computed tomography which compensates for the motion artifacts in the thorax caused by patient breathing.The method takes into account a mot

期刊

computed tomography (CT)motion compensationreconstructionrespiratory motion

Numerical Computation in Airflow Field of Compact Spinning with Pneumatic Groove

In compact spinning with pneumatic groove, the computational fluid dynamic model, computed with parallel technologies & Fluent 6.3, is developed to simulate the

期刊

compact spinningpneumatic groovenumerical computationcompact principle

Regulated and Speciated Hydrocarbon Emissions from a Dual Fuel Light Duty Vehicle with and Without a

The regulated pollutants (CO, HC and NOx) and unregulated pollutants (volatile organic compounds and carbonyl compounds) , emitted from a dual fuel vehicle fuel

期刊

regulated emissionsvolatile organic compounds (VOCs)carbonylsthree-way cataly

Numerical simulation on directional solidification of Al-Ni-Co alloy based on FEM

The ratio, of the temperature gradient at the solidification front to the solidification rate of solid-liquid interface, plays a large part in columnar grain gr

期刊

Al-Ni-Co alloyfinite element methodcolumnar graintransient temperature field

A new damping ratio identification method based on pattern search

In order to improve the effectiveness of traditional time domain identification methods in identifying damping ratios, a new damping ratio identification method

期刊

modal parameter identificationdamping ratiopattern search

A method for absorption compensation based on adaptive molecular decomposition

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7

期刊

adaptive molecular decompositionabsorptioncompensationresolution

The Nongenomic Effects of Progesterone in Repressing iNOS Activation through P38MAPK Pathways in Gon

Progesterone has nongenomic effects on inducible nitric oxide synthase(iNOS),which is mediated by mitogen activated protein kinase(MAPK)pathways.This effect is

期刊

asymptomatic infectiongonococcusinducible nitric oxide synthasenongenomic eff

Theoretical Model for Calculating Electric-Power Curves Depicting Accelerated Flyer by Exploding Foi

A theoretical model for calculating electric-power curves of small-size foil during its electrical explosion is given. This technique is based on temperature de

期刊

power-time curveelectric conductivityflyer velocity

New Algorithm for Binary Connected-Component Labeling Based on Run-Length Encoding and Union-Find Se

Based on detailed analysis of advantages and disadvantages of the existing connected-component labeling (CCL) algorithm, a new algorithm for binary connected co

期刊

binary imagesconnected-component labelingrun-length encodingunion-find sets