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maruljay


Last seen: 2 years ago |  Active since 2019

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Question


How to highlight a portion of time series on a plot?
I have a 64 x 3600 matrix containing time series. I have another matrix (64 x 2) that contain indices of time series that need...

2 years ago | 1 answer | 0

1

answer

Question


How to replace arrays containing consecutive repeated numbers by zero?
I have a nested cell array that consists of vectors as shown in Fig. below: I want to go through each cell array and check it...

3 years ago | 2 answers | 0

2

answers

Question


How to create character arrays via a loop?
I have a list of files in a folder that I access through the "dir" command. Then I use: gg=cellstr(char({files(1:end).name})); ...

3 years ago | 2 answers | 0

2

answers

Question


How to specify scale option in wavelet transform?
I want to obtain wavelet coefficients for the signal shown below for various scale values. The 'cwt' or 'dwt' matlab command ...

4 years ago | 0 answers | 0

0

answers

Question


How to generate a signal with duration and period?
I want to generate a signal using the function: (sin(2π/u)T +1), taken at t = 0, 1, 2, . . . 32sec with u = 32 sec and repeated ...

4 years ago | 1 answer | 0

1

answer

Question


How to do operations on nested cell array?
I have a nested cell array named 'events'.Each cell contains either 1 or more than 1 cells which in turn contains time series. ...

4 years ago | 2 answers | 0

2

answers

Question


How to extract data corresponding to a date and time?
I have a time series data W (315360000x1) The number of rows is equal to 6000 x 144 x 365 , which is 6000 measures every 10 min...

4 years ago | 2 answers | 0

2

answers

Question


How to find the nearest value of a number by comparing two nested cell arrays?
I have a cell array idp{1x58} which contains the indices of local maxima of each time series. I have another cell array qq{1x58}...

4 years ago | 1 answer | 0

1

answer

Question


How to find local minima nearby the local maxima
I have many wind speed time series. I have shown two representatve time series below (y-axis: wind speed, x-axis:time). I want t...

4 years ago | 0 answers | 1

0

answers

Question


How to pad empty cells with the last number in the row?
I want to convert a cell array (WS) to matrix. In order to do that I need to have the same number of rows in all arrays. To do t...

4 years ago | 1 answer | 0

1

answer

Question


How can I extract a signal between zero up-crossings
I have a time series of wave elevation data (as shown in fig. below). The length of the time series is 34121x1. I want to ext...

4 years ago | 1 answer | 0

1

answer

Question


How to write elements of a nested cell array to an excel?
Hi all, I have nested cell array where each cell array contains a time series. How do I write the contents of each of the cell...

4 years ago | 3 answers | 0

3

answers

Question


How to specify thresholding for SWT in a loop?
Hi all, I have a nested cell array (cnew) and each cell array contains a time series. I am using SWT denoising -1D in the wavel...

4 years ago | 1 answer | 0

1

answer

Question


How to adjust the length of each cell array in a nested cell array for SWT Denoising?
Hi all, I have a nested cell array c (12600,1). Each cell array contains time series with varying length. I want to denoise eac...

4 years ago | 1 answer | 0

1

answer