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signal processing of vibration signal
Have gone through this innumerable times -- and the fft doc gives an example of normalizing the one-sided PSD to match the time ...

2 months ago | 0

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How to quickly view the variables in the mat file? My computer is poor, so it is slow to open matlab😭
Just leave a MATLAB session open, don't close it if you have such use/need frequently. Or, if the content of these .mat files i...

2 months ago | 0

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Convert cell char array With Column in Table form MATLAB
This is pretty simple with the newer string facilities -- as an example, for the first variable, use something like animal=extr...

2 months ago | 0

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Time and Space Efficiency Problem in Multi-Format .csv file Splicing and Saving
Per usual when things are not totally plain vanilla in some fashion, you need to make use of the extended features supplied in M...

2 months ago | 2

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importdata produces strange output when reading a textfile with blank cells and text
>> opt=detectImportOptions('command_window.txt','ExpectedNumVariables',6,'NumHeaderLines',2,"ReadVariableNames",1,'VariableNamin...

2 months ago | 0

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How to solve a system of coupled first order differential equations using ode45?
... dydt(1)=((-(sqrt(A/y(1)))^-1)*(y(3)+I_iP-(C*exp((-e*y(1))/T_e)))); dydt(2)=((-(sqrt(B/y(2)))^-1)*(-y(3)+I_iG-(D*exp((-e*y(...

2 months ago | 0

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Answered
cell2table: Preserve cell type when column contains numbers and strings
The problem outlined in the Q? is owing to that you introduced strings into the cell array -- use x={ 0 'Infinity' ...

2 months ago | 1

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How to break data in to groups using while loop?
Answer the Q? actually asked -- I'll post this as a separate answer for convenience but not remove the first. OK, as @Stephen23...

2 months ago | 0

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How to break data in to groups using while loop?
No explicit looping construct needed; let MATLAB do it for you...I shortened your variable name to M... M= [1 50 60 70 50 40 ...

2 months ago | 1

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How do I use a loop to go through a large dataset and put each column into a array?
You don't need (and shouldn't even think about creating) another array from the table; just use the data as they are in the tabl...

2 months ago | 1

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Error in MATLAB standalone app installation
That means your user's PC doesn't have the MS Visual C++ compiler distributable runtime libraries installed -- here's a link to ...

2 months ago | 0

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Is it possible to open an excel template, save as a new file then write data to the new file without overwriting the template?
The routine I use to do so follows... function newYearlyBillingWorkbook(fnTemplate,outputFile,outputSheet) % open COM server...

2 months ago | 0

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How to do plotting in a different figure for the same environment
Save the handles to the axes when they're created and plot into the desired one -- without specifying which, plot functions defa...

2 months ago | 0

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Does any one has experience with exporting data from XXPauto to MATLAB? I have found these function but I am not sure how make them work
Certainly not from that alone, no... The best source would be to go back to wherever the functions were found...but just from t...

2 months ago | 0

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Use Double Array Values to Label Plot
"Would making labels = string(xx) work?" Did you try? It works for a basic definition of what "working" might mean; you migh...

2 months ago | 0

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Why does my cell array remain empty?
We can't debug what we don't have, which is a sample app that recreates the problem...looks like all should work just fine here ...

2 months ago | 0

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How to build a regression neural network from a datastore? How do i find the variable names from a datastore?
'Pends on how you created the datastore and what it was built from...if you smooshed all five variables into one column, then yo...

2 months ago | 0

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Setting scatter point color when scattering matrices instead of vectors.
Read the <scatter> doc on the color input options carefully -- the individual color by point works only if each x,y are vectors,...

2 months ago | 2

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Search a larger dataset through a smaller data set of intervals
Taking a wild stab at what might be intended from the above data arrangement; assuming that the larger timetable(?) covers a tim...

2 months ago | 0

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Using subplot in a for loop along with a nested While loop to plot data from a large matrix
Not at all clear why you're using a triply-nested loop here???? To do the requested operation on the array is simply timeTrace...

2 months ago | 0

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Different Fontsize of texts in stackedplot()
If you mean you want them to be different for each type object, sorry, "no can do". There's only one global 'fontsize' and 'fon...

2 months ago | 0

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I have a data 5x148992 , i have to extract data column wise and check if there is any changes wrt previous column and display when there are chnages?
" i want to print only if the conse[c]utive col[u]mns are different ..." Well, then there should not be a disp statement outsid...

2 months ago | 0

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Undefine Temperatures with Depth
See <Logical Array Indexing> and use the MATLAB <missing> instead of some magic number for missing values. An example for one ...

2 months ago | 0

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How can I delete plot Label on Legend?
"As you can see on my plot below, on Legend, I get data1, data2, etc. How can I remove these?" Don't draw what you don't want ...

2 months ago | 0

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How do I add monthly labels to my time series plot?
Ah! Typos are the bane of programming! :) Then t=datetime(1990,1,1):datetime(2016,12,31); % datetime vector is5=isbetwe...

2 months ago | 0

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Pull numeric data from a mixed text data into a matrix in a loop
d=dir('yourmatchingFileWildCardExpression*.txt'); % get the list of candidate files dir() struct pat=digitsPattern(1)+"."+dig...

2 months ago | 0

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Ideal way to import csv data and create column vectors that will be variables i want to work with
filename='RESP_Trial_3.csv'; column_names={'RLT','RLTx','RLTy','RLTz','RUT','RUTx','RUTy','RUTz','RIC','RICx','RICy','RICz',......

2 months ago | 0

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How do I find rows based on 2 column variables, then only retain the previous 3 rows?
% Rows to retain for average response time estimates iKeep=B(contains(B.condition, 'infrequent') & B.correct==0); will be your...

2 months ago | 0

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Answered
Determine available disk space
Try this for comparison if on Windows... !powershell "Get-PSDrive C | Select-Object @{Name='drive';Expression={$_.Name}}, @{Na...

2 months ago | 0

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How to aplly a function to all columns?
See fft -- in particular, note the first comment... "fft(X) is the discrete Fourier transform (DFT) of vector X. For matrices,...

2 months ago | 0