| 非中心平滑算法及其在无人直升机 遥测数据处理中的应用 |
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| 引用本文： | 赵琦,吕善伟,张晓林.非中心平滑算法及其在无人直升机 遥测数据处理中的应用[J].电子学报,2003,31(12):1882-1884. |
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| 作者姓名： | 赵琦 吕善伟 张晓林 |
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| 作者单位： | 北京航空航天大学电子信息工程学院,北京 100083 |
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| 摘 要： | 在一般多项式拟合移动平滑滤波的基础上,推导出位置多项式滤波非中心平滑的数学公式,建立并实现了位置多项式滤波的非中心平滑算法,结果表明滤波方差比得到了降低.本算法已应用于某型无人直升机遥测数据的处理中,实践证明,该方法有效地滤出了遥测数据中的随机误差,为分析无人直升机的飞行性能和进行可靠地监控奠定了基础.
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| 关 键 词： | 遥测数据处理 多项式拟合 非中心平滑 |
| 文章编号： | 0372-2112(2003)12-1882-03 |
| 收稿时间： | 2002-07-17 |
The Noncenteral-Smoothing Method and Its Application in Telemetry Data Processing for Pilotless Helicopter |
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| ZHAO Qi,L Shan wei,ZHANG Xiao lin.The Noncenteral-Smoothing Method and Its Application in Telemetry Data Processing for Pilotless Helicopter[J].Acta Electronica Sinica,2003,31(12):1882-1884. |
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| Authors: | ZHAO Qi L Shan wei ZHANG Xiao lin |
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| Affiliation: | School Of Electrinal Engineering ,Beijing University of Aeronautics and Astronautics,Beijing 100083,China |
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| Abstract: | Based on moving polynomial smoother,the mathematical formula and algorithm of noncenteral smoothing method for position polynomial filter are developed in this paper.In this way,variance ratio of filtering is decreased.It has been tested in telemetry data processing of pilotless helicopter.The method can filter out the random error of telemetry data effectively.It may provide a foundation of analyzing the capability of pilotless helicopter and controlling it reliability. |
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| Keywords: | telemetry data processing polynomial fitting noncenteral smoothing |
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