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Raul Andres Lopez Romero


Last seen: 4 years ago |  Active since 2017

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Answered
How to get standard errors from estimated arima?
For infer the residuals you need to use the 'infer' function over your ARIMA model try this: residuals=infer(EstMdl,data) ...

6 years ago | 0

Answered
How to check number of zeros in an array?
Try this: nzeros=numel(A)-nnz(A) *numel(X)* give you the number of elements in an array, *nnz(X)* give you the numbers...

6 years ago | 1

Answered
kpss test command results
you need others values for that, you need the p_Value and the c_Value to determinate if that series are stationay, check this...

6 years ago | 0

Answered
Undefined function or variable
Mira, if you try to make this function that way it does not work, all because the parameters yo use in this function at the end ...

6 years ago | 0

Answered
I have been provided with some data files and my task is to read the data in the matlab and plot a graph. How do I do it?
Check the documentation: <https://la.mathworks.com/help/matlab/ref/plot.html Plot 2d>

6 years ago | 0

Answered
How do I show red markers for only the whole numbers in this plot?
Only need to plot an auxiliar function with the numbers you want to plot in red markers example, (the whole numbers in x axis) ...

6 years ago | 0

| accepted

Answered
apply function to all elements in a column
You dont need do a loop for this only use the dot operator ./ .* this multiplies or divide the vector i element by element, this...

6 years ago | 0

Answered
Making a three column matrix
Your code has only one error when you set the C matrix in 300 rows and 3 columns, and try to fill it with numbers starts in 140 ...

6 years ago | 0

| accepted

Answered
How can I plot multiple graphs from one set of table data, separated by NaN?
% Star with position and values % A it's your matrix that contains the NaN elements pos=[true,isnan(A(:,1)).',true]; i...

6 years ago | 0

Answered
How can I plot multiple graphs from one set of table data, separated by NaN?
I think checking your update, you want something like this <</matlabcentral/answers/uploaded_files/98448/final.png>> the c...

6 years ago | 0

Answered
How can I plot multiple graphs from one set of table data, separated by NaN?
You can do this, first we need to do a logical index for the NaN values, M= ... %(your data values); M1=M(1:end,1) ...

6 years ago | 0