diagonally weighted least squares (DWLS)

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diagonally weighted least squares (DWLS)
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diagonally weighted least squares (DWLS)
diagonally weighted least squares (DWLS)

diagonally weighted least squares (DWLS)
我只听过DLLS :对角加载最小二乘法
这个DWLS莫非是对角加重最小二乘法?
应该一个是load(负荷)一个是weight(重量),或者就是一回事?

对角线加权最小平方(法/估计)