Penalty function based method is a very effective method to estimate the number of sinusoid in presence of additive noise.
在加性噪声情形下，惩罚函数方法是一种简洁有效的谐波信号个数估计方法。
Based on the values of passed parameters, the function decides which login method to use.
基于传递的参数值，函数决定使用何种登录方法。
Least square method of polynomial or the method based on the given function are used to fit pump characteristic curve in pump selection or operation.
在水泵的选型或运行中，通常采用多项式的最小二乘法或根据假设的函数关系来拟合水泵性能曲线。
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