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Questions related from Shaofeng Zhu
if E(X2)=E(Y2), is E(|X|)=E(|Y|) correct?
11 November 2018 5,676 5 View
T~N( μ , σ2 ), W~U(0, 1), T is independent from W, X is a quantization value, X=[T-W] MAD(X)=E|X-EX| Whis is the specific relationship of MAD(X), MAD(T), σ2 ?
10 October 2018 7,744 1 View
How to test the Markov property of a 0, 1 sequence? If a sequence of 0, 1 (such as 001010101101111......) is given, How can i test whether this sequenc can be treated as 1-order Markov...
03 March 2018 9,053 3 View
T~N(μ,σ^2 ), X=⌊T⌋,how can i get the Error=Var(X)-σ^2 ? T follows a Gaussian distribution,X is the floor of T, i want to use X to evaluate σ^2
01 January 2016 1,638 0 View
random variable X, random variable Y1,Y2,Y3...Yn are independent identically distributed we have known P(X=1|Y=y)=f(y); consider P(X=1|Y1=y1)=f(y1),...
03 March 2015 2,879 2 View
why the correlation between two sequences will decrease when i sample them with lower and lower frequency? is that common? is there any formula to describe this case?
10 October 2014 2,842 2 View