dwt function in matlab
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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!
回答（1 个）
nl2605
2014-3-20
0 个投票
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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2014-3-20
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