| 在MATLAB环境下实现膨胀土CT图像的三维重建 |
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| 引用本文： | 蒋运忠,王云亮,汪时机.在MATLAB环境下实现膨胀土CT图像的三维重建[J].西南农业大学学报,2011,33(3). |
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| 作者姓名： | 蒋运忠 王云亮 汪时机 |
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| 作者单位： | 西南大学工程技术学院;中国人民解放军后勤工程学院; |
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| 基金项目： | 国家大学生创新性实验计划项目(091063544); 国家自然科学基金资助项目(10902091); 中国博士后科学基金资助项目(20090450202); 重庆市自然科学基金资助项目(2009BB8114) |
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| 摘 要： | 首先介绍国内外膨胀土三维重建的研究状况,然后通过CT-三轴试验和基于分割的Marching Cubes算法,对膨胀土CT扫描图像进行了三维重建.主要方法是通过对试验扫描得到的CT图像进行格式转换、图像增强、边缘提取等初步处理,生成三维体数据,然后应用Matlab等工具软件的三维重建程序进行建模,最终得到膨胀土的三维模型图.还通过观察重建后的实体图,对膨胀土受压变形状态进行了定性分析,得出了三轴压缩条件下的膨胀土闭合程度与应力状态有关的结论.
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| 关 键 词： | MATLAB 膨胀土 CT图像 三维重建 |
3-D Reconstruction for CT Images of Expansive Soil Based on MATLAB |
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| JIANG Yun-zhong,WANG Yun-liang,WANG Shi-ji, .School of Engineering , Technology,Southwest University,Chongqing ,China,.Logistic Engineering University of PLA,Chongqing.3-D Reconstruction for CT Images of Expansive Soil Based on MATLAB[J].Journal of Southwest Agricultural University,2011,33(3). |
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| Authors: | JIANG Yun-zhong WANG Yun-liang WANG Shi-ji School of Engineering Technology Southwest University Chongqing China Logistic Engineering University of PLA Chongqing |
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| Institution: | JIANG Yun-zhong1,WANG Yun-liang1,WANG Shi-ji1,2 1.School of Engineering and Technology,Southwest University,Chongqing 400716,China,2.Logistic Engineering University of PLA,Chongqing 400041 |
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| Abstract: | This article firstly presents a review of the research of 3-D reconstruction of expansive soil in China and other countries in the world and then builds the 3-D reconstruction for the CT scan images of expansive soil through CT-triaxial soaking test and Marching Cubes algorithm based on segmentation.The main methods adopted for the generation of 3-D volume data include image format conversion,image enhancement and edge extraction preliminary treatment for the CT scan image.Subsequently,the Matlab software t... |
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| Keywords: | MATLAB expansive soil CT image 3-D reconstruction |
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