| 望远镜跟踪系统的自动对焦方法研究 |
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| 引用本文： | 何永丰,任戈. 望远镜跟踪系统的自动对焦方法研究[J]. 微计算机信息, 2010, 0(7) |
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| 作者姓名： | 何永丰 任戈 |
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| 作者单位： | 中国科学院光电技术研究所;中国科学院研究生院; |
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| 基金项目： | 国家863计划资助课题(项目保密) |
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| 摘 要： | 为了满足望远镜跟踪系统的发展需求,研究了基于图像处理的自动对焦技术在望远镜跟踪系统中的应用。介绍了几种图像清晰度评价函数,包括梯度函数以及统计函数等,并通过计算机仿真和实验验证的方式分析了各种评价函数在此自动对焦系统中的应用和性能。研究结果表明自相关函数、能量梯度函数和Sobel函数都是有效的清晰度评价函数,其中自相关函数相对其他函数性能更加优越。
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| 关 键 词： | 自动对焦 清晰度评价函数 自相关函数 望远镜 |
Study for Auto-focusing method of Telescope Tracking System |
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| HE Yong-feng REN Ge. Study for Auto-focusing method of Telescope Tracking System[J]. Control & Automation, 2010, 0(7) |
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| Authors: | HE Yong-feng REN Ge |
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| Affiliation: | HE Yong-feng REN Ge(Institute of Optics , Electronics,the Chinese Academy of Sciences,Chengdu 610209,China) (Graduate School of the Chinese Academy of Sciences,Beijing 100039,China) |
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| Abstract: | To satisfy the fast development of telescope system for tracking targets,the auto-focusing technology based on image processing for telescope tracking system had been researched.Several kinds of image definition evaluation function had been introduced here,which included gradient function and statistics function and so on,and then all functions had been analyzed through computer simulation and experiment validation to tell their application and capability in the auto-focusing system.In result of the researc... |
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| Keywords: | Auto-focusing image definition evaluation function autocorrelation function telescope |
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