它从自相关系数的相位差的最佳线性组合中提取频率值。
It retrieves the frequency from the optimal linear combination of the differenced phase of autocorrelations.
以组合预测值对观测值的拟合度最高为目标，建立模糊规划模型，求解权重系数。
Aimed at maximizing the imitation degree, a model of fuzzy programming is set up to calculate the combination-weighted coefficient.
通过特征值分析可得该组合表达式的最优系数。
Based on eigenvalue analysis, the optimal coefficients in the combined expression are obtained.
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