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Xuefei Sun

Last seen: ongeveer 3 jaar ago | Active since 2021

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Question

How to calculate reveral summations
I need to calculate sigma=sum(u(t)*u(t+a)), from a to 600(t=a to 600), and a is from 1 to 600. So I should get 600 different sig...

ongeveer 3 jaar ago | 2 answers | 0

2

answers

Question

How to compute a solution with a sum in matlab
My code is like this: s=0; for t=h:length(data); s=s+data(t)*data(t-h) end And I need to find h to make s=0

ongeveer 3 jaar ago | 1 answer | 0

1

answer

Question

How to move the data to the right
I have 9000 speed data(S1 to S9000) related to 9000 time data(T1 to T9000). And now I want to move the speed to the right, which...

ongeveer 3 jaar ago | 1 answer | 0

1

answer

Question

How to remove the mean from a data
I have 90000 speed data, and I want to make each one minus the mean, how to get that? a=speed; aver=mean(a); then what's the ...

ongeveer 3 jaar ago | 1 answer | 0

1

answer

Question

How to calculate the coefficient of variation in Matlab
I have 90000 time data and 90000 speed data, and the time are equally averaged. I need to calculate the coefficient of variation...

ongeveer 3 jaar ago | 1 answer | 0

1

answer

Question

How to calculate mean to an equal area in Matlab?
I have 900000 time data and 900000 speed data. I need to calculate the mean speed for each 30secs and plot them. How can I get t...

ongeveer 3 jaar ago | 1 answer | 0

1

answer