Community Profile # toka55

Last seen: 10 months ago Active since 2017

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How to create a plotmatrix from a cell?
I have two cell arrays (one for x values and one for y values), each containing 64 x 1 matrices with unequal dimensions. The res...

2 years ago | 1 answer | 0

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Question

Find index of values in a range
Dear all, I have a column with values (measuring time points) and want to find the index of the measured values that correspond...

2 years ago | 1 answer | 0

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Question

Find closest value to a constant in a multidimensional array column wise
I have a matrix B B(:,:,1) = 2 8 0 5 B(:,:,2) = 1 3 7 9 I...

4 years ago | 1 answer | 0

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Question

Plot of rows from different cells of a cell array
Hi, I have a 1x7 cell array. Each cell contains a 48x57 matrix. I want a scatter plot of row 10, column 2 from cell 1-7 like:...

4 years ago | 1 answer | 0

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Question

Select multiple ranges from a column based on their value and insert the mean of those values into a new matrix
Hi, I have a matrix e.g. 20x2 consisting two measurements (M1 and M2). I want to select all M1 as long as M2 is above a value...

4 years ago | 1 answer | 0

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Question

Data prediction based on a PCA model
I try to compare 5 data sets (1 training, 4 test sets) based on a PCA model calclulated from a training data set. The idea is to...

5 years ago | 1 answer | 0

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unable to calculate autocorrelation with a for loop by using xcorr
That's it. Thanks

5 years ago | 0

Question

unable to calculate autocorrelation with a for loop by using xcorr
I try to calculate the autocorrelation of a signal by using xcorr in this loop: autc = nan(size(dec.cd{1, 1})); for k=1:...

5 years ago | 2 answers | 0

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Question

How to set a range in a matrix to zero?
I have a matrix like: A=[2 4 8 1 4 6] I want to set everything to zero accept element 3-5. The result should be A=[...

5 years ago | 2 answers | 0