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Kelvin Prado


自 2016 起处于活动状态

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统计学

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Results of two-dimensional DWT
I am trying to understand the decomposition step of a *two-dimensional DWT*: <https://www.mathworks.com/help/wavelet/ref/dwt2.ht...

7 years 前 | 0 个回答 | 0

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Difference between the ' haar' and 'db2' wavelets
Hello, can someone explain to me basically the difference between the ' *haar*' and ' *db2*' wavelets (parameter for the *_wf...

7 years 前 | 0 个回答 | 0

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How to find peaks in a data vector?
Hello, I have the following data data = [9 12 8 11 10 10 11 12 11 11 12 8 11 9 9 12 8 11 10 12 8 11 12 8 11 10 18 20 10 ...

8 years 前 | 1 个回答 | 0

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How to normalize data from a periodogram
I solved the problem using linear regression: <</matlabcentral/answers/uploaded_files/59098/1.png>> The points below the b...

8 years 前 | 0

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Doubt about the result of my function (dwt2)
I created a function that basically receives an image as parameter and apply the *discrete 2D wavelet transform* using only the ...

8 years 前 | 1 个回答 | 0

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Mathematical formula of a function
Hello, I have a Matlab function created based on the Chi Square Periodogram from Sokolove and Bushell, but with some modifica...

8 years 前 | 1 个回答 | 0

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How to normalize data from a periodogram
Hello, I need to "normalize" some data that are always going up, but I don't know how I can do that. This is the curve (i...

8 years 前 | 1 个回答 | 0

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Confidence region overlaps the pole. Confidence limits for Amplitude and Acrophase cannot be determined. (CICalc in Cosinor)
Hi, can someone explain to me why this message appears in the <http://www.mathworks.com/matlabcentral/fileexchange/20329-cosinor...

8 years 前 | 1 个回答 | 0

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What are the confidence limits and the P value in the Cosinor function of Matlab?
Hello, can someone explain to me basically what represents the " *Confidence Limits*" and the " *P Value*" from the *Cosinor...

8 years 前 | 1 个回答 | 0

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