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How to plot power of wavelet transform.
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Dear You!
I have a data set in time series (time is days) and I want to use wavelet transform to analysis it. I have not knew how to plot it's power as figure which I attached (the curve is on the right side). I would like to receiver help from you. Thanks so much.
Best regards
Dung Nguyen
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Accepted Answer
Mathieu NOE
on 7 Sep 2021
hello again
I simply run your code using the appropriate package
the package and results are in the zip attached
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/731209/image.png)
# Cross wavelet and wavelet coherence toolbox for MATLAB
*Aslak Grinsted, John Moore and Svetlana Jevrejeva*
[Website of the toolbox](http://grinsted.github.io/wavelet-coherence/)
Grinsted, A., J. C. Moore, S. Jevrejeva (2004), Application of the cross wavelet transform and wavelet coherence to geophysical time series, Nonlin. Process. Geophys., 11, 561566 [link](http://www.glaciology.net/Home/PDFs/Announcements/Application-of-the-cross-wavelet-transform-and-wavelet-coherence-to-geophysical-time-series-)
### Licensing
Most of the routines included are MIT licensed. But please read details in individual files, as it includes some codes that are not authored
### Acknowledgements
We would like to thank the following people for letting us include their programs in our package. See the licensing details in the individual files.
* Torrence and Compo for CWT software.
* Eric Breitenberger for AR1NV
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