| 热扰动下成像变形与复原研究 |
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| 引用本文： | 黄战华,陈嘉佳,蔡怀宇.热扰动下成像变形与复原研究[J].科学技术与工程,2007,7(20):5339-53415344. |
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| 作者姓名： | 黄战华 陈嘉佳 蔡怀宇 |
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| 作者单位： | 天津大学精密仪器与光电子工程学院,光电信息技术科学教育部重点实验室,天津,300072 |
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| 基金项目： | 国家自然科学基金资助项目（60377001）资助 |
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| 摘 要： | 采用高速摄像仪进行了热扰动环境下空气折射率分布变化引起光学成像变形的实验研究,获得了光学成像变形的总体规律。根据获得规律,在VC 软件平台上利用统计计算和数字图像处理对图像进行复原和测量曲线的修正,提高图像成像质量和测量的精度。
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| 关 键 词： | 光学成像 热扰动 变折射率分布 成像变形 图像复原 |
| 文章编号： | 1671-1819(2007)20-5339-04 |
| 修稿时间： | 2007-06-25 |
Study on Distortion and Recovery of Imaging in a Thermal Disturbance Field |
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| HUANG Zhan-hu,CHEN Jia-ji,CAI Yuai-yu,ZHANG Yin-xin.Study on Distortion and Recovery of Imaging in a Thermal Disturbance Field[J].Science Technology and Engineering,2007,7(20):5339-53415344. |
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| Authors: | HUANG Zhan-hu CHEN Jia-ji CAI Yuai-yu ZHANG Yin-xin |
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| Institution: | Key Laboratory of Opto-Eleetronies Information Technology Science, Chinese Ministry of Education, Tianjin 300072, P. R. China |
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| Abstract: | Research of optical image distortion caused by the change of the air's distribution of refractive index in a thermal disturbance field has been performed by the high-speed camera.It shows the characteristics of imaging distortion.According to the characteristics,the image is compensated by the method of statistic calculation and digital image processing on the software platform of VC .Thus,the image quality is improved and the image measurement accuracy is increased. |
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| Keywords: | optical imaging thermal disturbance variable refractive index distribution image distortion image recovery |
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