Using mean function

7 Ansichten (letzte 30 Tage)
Georgios
Georgios am 28 Mai 2011
Hello, I am new to matlab and I try to find a solution to a simple problem I have.
I have a column of values and I want to calculate mean values with a certain step, e.g. calculate the mean of values 1-6, then the mean of values 7-12 etc ...
Can someone please give any ideas on how to do this?
Thank you, George

Akzeptierte Antwort

Teja Muppirala
Teja Muppirala am 28 Mai 2011
The reshape command can help to implement this:
X = rand(18,1)
Y = reshape(X,6,[])
mean(Y)
or more simply, just:
mean(reshape(X,6,[]))

Weitere Antworten (2)

bym
bym am 28 Mai 2011
assuming x is the vector:
mean(x(1:7));
mean(x(7:12));

Georgios
Georgios am 28 Mai 2011
Thank you both for your answers. I hadn't thought using the reshape function, it worked fine.

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