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快速确定K-L展开的泽尼克多项式系数的协方差矩阵对经过大气湍流的波前进行模拟

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摘要 使用基于zernike多项式的K-L展开法对经过大气湍流的波前进行模拟时,需要根据泽尼克多项式的协方差矩阵对泽尼克多项式的系数进行求解,从而实现对大气湍流的模拟。本文使用一种快速确定协方差矩阵的方法求得泽尼克多项式系数,进而实现对波前的模拟,并以前15阶泽尼克多项式为例,模拟出经过大气湍流的波前。
机构地区 长春理工大学
出处 《数字技术与应用》 2012年第11期107-108,111,共3页 Digital Technology & Application
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