hku-mars / IKFoM

A computationally efficient and convenient toolkit of iterated Kalman filter.

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请教一下P(x,y)是怎么推倒出来的

wen-xu123 opened this issue · comments

Screenshot from 2022-01-23 23-02-43

请问这里的P(x,y)是如何推导出来的呢?