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2年10月18天

[python解法] LEETCODE 算法题一:two sum

题干:Given an array of integers, return indices of the two numbers such that they add up to a specific target.You may assume that each input would have exactly one solution, and you may not use the ...

kalman filter 卡尔曼滤波 公式推导

Kalman filter一个线性时不变系统如下: xk+1=Axk+Buk+wkyk=Cxk+vkxk+1=Axk+Buk+wkyk=Cxk+vkx_{k+1} = Ax_k+Bu_k+w_k\\y_k = Cx_k+v_k 其中,wkwkw_k是process noise, wk∈ℝnwk∈Rnw_k\in\mathbb{R}^n, wk∼(0,Q)wk∼N(0,Q)w_k\...