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确定Lotka-Volterra生态系统模型高精度参数的研究

TANG Jing-bo,HU Zhi-yuan,ZHANG Yan-qiong,REN Li-feng

Mathematics in Practice and Theory（2007）

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Abstract
研究确定Lotka-Volterra生态系统模型的高精度参数估计问题.利用周期性,先对测量数据进行预处理;然后用三种不同的方法构造了误差函数,进行非线性最小二乘法参数估计;再用计算机仿真对其进行验证.结果表明该方法能够有效地解决高精度参数估计中消除测量数据误差的问题.
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Key words
nonlinear least square method,parameter estimation,periodicity,average number method
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