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Fede C 2018 London


Last seen: 3 mois ago Active since 2017

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How to pre-allocate a matrix (from cell) when dimensions change
Dear all, B is a 1x3 cell. The 1st element is empty (it doesn't matter because my loop will start at position 2). the other el...

3 mois ago | 1 answer | 0

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answer

Question


how to use sum and isnan across two different matrices
Hi all, How does one use sum and isnan to compare values in rows located in different matrices? sum(isnan(data(i,2:end)),mat...

3 mois ago | 0 answers | 0

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answers

Question


filling a cell array with pairs of columns of different length in a loop where one column remains fixed (but may vary in size) and the other changes with the loop
Dear All, I’m stuck with something intractable. I have some raw time series, where the rows of NaNs at the start and end of...

3 mois ago | 1 answer | 0

1

answer

Question


Extract one element from a matrix in a loop and save unto a vector
Hi there, I'm trying to store the correlation coefficients between one variable and 6 (respectively) leads and lags of another...

4 mois ago | 0 answers | 0

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answers

Question


How do I take the mean of each row every third column?
Hi all, This is what I'm trying to do- E is a 65x900 array, and I want to extract from that the mean for each row of every t...

presque 2 ans ago | 1 answer | 0

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Answered
how do I go about creating and storing data for a monte carlo simulation?
I think this does it. For those who might need to do something similar: clc; clear; par.muorig = 5; par.sigmaorig = 5; ...

presque 2 ans ago | 0

Question


how do I go about creating and storing data for a monte carlo simulation?
Hi all, This is my ham-fisted attempt to assign memory for the above. Let's say that I want my simulated data to be normally...

presque 2 ans ago | 1 answer | 0

1

answer

Question


Randi worked in a program I ran 5 weeks ago, today it doesn't-what gives?
Dear all, I had a perfectly-functioning program that used this line: c = randi([1,n],mn,1) where n and mn are integers. I'...

environ 2 ans ago | 1 answer | 0

1

answer

Question


Mscohere-why would the coherence tends to 1 as nfft increases?
Dear all, Does anyone have a clue as to why -using mscohere- the coherence becomes exactly one for all frequencies if nfft i...

plus de 2 ans ago | 0 answers | 0

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answers

Question


How to store columns of different lengths using cells
Dear all, I understand that in order to store column vectors of different length one ought to use cells. I fail to see my mist...

plus de 2 ans ago | 1 answer | 0

1

answer

Question


How to preserve column titles from a table created with array2table when I copy and paste into excel
Dear all, My problem is to do with copying and pasting a table created with array2table into excel. I seem to be able to onl...

plus de 2 ans ago | 1 answer | 0

1

answer

Question


what's a smarter way to associate numbers in an array to variable names?
I've asked this in the comments as a follow up to another question, but I think I broke etiquette because it wasn't related.. I'...

presque 3 ans ago | 0 answers | 0

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Question


How to access a string array and use the contents as titles within array2table
Meancoh is an 24x6 ordinary array. meancoh=zeros(TT2,n1); I've created a 6x1 string array called storehere, that, if accesse...

presque 3 ans ago | 2 answers | 0

2

answers

Question


How do I keep track of string values relating to columns before I shove everything into a table?
Dear all, I posted on this before, but having included the whole script, I think it was a big ask for anyone to bother with it...

presque 3 ans ago | 0 answers | 0

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answers

Question


Is it possible to zero-pad series when using MSCOHERE?
fft allows one to zero-pad, and mscohere, after all works with auto and cross spectra, which, presumably, have all been calculat...

environ 3 ans ago | 0 answers | 0

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answers

Question


how to get rid of NaN column by column
Dear members, I have a program that allows me to what I set out to do on a single time series. Now that I’m satisfied with...

environ 4 ans ago | 2 answers | 0

2

answers