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Derivate a signal in matlab

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Alessandro 2012-6-13

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Hi everybody

Here is my problem:

I have a signal and i want to calculate its first derivate... but I don't know ho to do it..

Can anyone help me?

Thank you

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Thomas 2012-6-13

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在 MATLAB Online 中打开

this might help

http://autarkaw.wordpress.com/2009/03/21/how-do-i-differentiate-in-matlab/

doc diff

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Walter Roberson 2012-6-13

Alternately, grad() [gradient] might be more appropriate.

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