[1]陈宇,孙帆,张健,等.三项共轭梯度的电容层析成像图像重建算法[J].哈尔滨理工大学学报,2009,(06):42-46.
 CHEN Yu,SUN Fan,ZHANG Jian.A Novel Three Conjugate Gradient Image Reconstruction Algorithm for Electrical Capacitance Tomography System[J].哈尔滨理工大学学报,2009,(06):42-46.
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三项共轭梯度的电容层析成像图像重建算法()
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《哈尔滨理工大学学报》[ISSN:1007-2683/CN:23-1404/N]

卷:
期数:
2009年06期
页码:
42-46
栏目:
计算机与控制工程
出版日期:
2009-12-25

文章信息/Info

Title:
A Novel Three Conjugate Gradient Image Reconstruction Algorithm for Electrical Capacitance Tomography System
作者:
陈宇; 孙帆; 张健;
东北林业大学信息与计算机工程学院;
Author(s):
CHEN Yu; SUN Fan; ZHANG Jian
College of Information and Computer Engineering; Northeast Forestry University; Harbin 150040; China
关键词:
电容层析成像 图像重建 迭代算法 共轭梯度
Keywords:
electrical capacitance tomography image reconstruction iterative algorithm conjugate gradient
分类号:
TP274.4
文献标志码:
A
摘要:
针对电容层析成像技术中的"软场"效应和病态问题,提出了一种三项共轭梯度的新电容层析成像算法.在分析电容层析成像基本原理的基础上,给出了三项共轭梯度法的迭代公式和计算步骤,并探讨了ECT应用该算法的可行性,算法满足收敛条件且重建图像误差小.仿真和实验结果表明,同LBP和普通共轭梯度算法相比,该算法兼备成像质量高、边界均匀稳定等优点.
Abstract:
To solve the’soft-field’nature and the ill-posed problem in electrical capacitance tomography(ECT)technology,a novel three Conjugate Gradient algorithm for electrical capacitance tomography is presented.The analysis of the basic principles of electrical capacitance tomography is made,based on the given three conjugate gradient method and calculation formula of the iteration steps of the ECT and to explore the feasibility of application of the algorithm,the algorithm to meet the convergence conditions and th...

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备注/Memo

备注/Memo:
国家自然科学基金(60572153);; 高等学校博士学科点专项科研基金(2008-2011);; 黑龙江省自然科学基金(F200609);; 东北林业大学校基金(07003);; 东北林业大学大学生创新基金(091022559)
更新日期/Last Update: 2010-04-13