## Online Weighted Mean

Given the following set of inputs and their associated weights: {(x1,w1),(x2,w2),…,(xn−1,wn−1),(xn,wn)} Let n be the number of inputs and their…

Read moreGiven the following set of inputs and their associated weights: {(x1,w1),(x2,w2),…,(xn−1,wn−1),(xn,wn)} Let n be the number of inputs and their…

Read moreGiven the following set of two-dimensional inputs: {(x1,y1),(x2,y2),…,(xn−1,yn−1),(xn,yn)} Let n be the number of two-dimensional inputs, X represent the x…

Read moreLet n be the number of values, vn be the biased sample variance of the first n values, vn−1 be…

Read moreThe following matrix is the two dimensional Givens Rotation from the x axis to the y axis: (cos(θ)cos(θ+90°)sin(θ)sin(θ+90°))(cos(θ)cos(θ+π2)sin(θ)sin(θ+π2))(cos(θ)−sin(θ)sin(θ)cos(θ)) This matrix…

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