dwt function in matlab

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nguyen hoa
nguyen hoa on 20 Mar 2014
Answered: nl2605 on 20 Mar 2014
Hi everyone!
example: [ca,cd] = dwt(x,"db"), db1, db2, db3... what is it? in matlab is'nt deltail, so i dont understand. Can you help me?
Thank you!

Answers (1)

nl2605 on 20 Mar 2014
There are many different filters to perform wavelet transformation. Like Haar, Debaucheis. This db1 etc corresponds to these different filters. You should read more on this.

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