Answered
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 ...

ungefär 2 månader ago | 0

Answered
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...

ungefär 2 månader ago | 0

Answered
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...

ungefär 2 månader ago | 0

Answered
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...

ungefär 2 månader ago | 2

Answered
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...

ungefär 2 månader ago | 0

Answered
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(...

ungefär 2 månader ago | 0

| accepted

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' ...

ungefär 2 månader ago | 1

Answered
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...

ungefär 2 månader ago | 0

| accepted

Answered
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 ...

ungefär 2 månader ago | 1

Answered
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...

ungefär 2 månader ago | 1

| accepted

Answered
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 ...

ungefär 2 månader ago | 0

| accepted

Answered
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...

ungefär 2 månader ago | 0

Answered
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...

ungefär 2 månader ago | 0

Answered
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...

ungefär 2 månader ago | 0

| accepted

Answered
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...

ungefär 2 månader ago | 0

| accepted

Answered
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 ...

ungefär 2 månader ago | 0

| accepted

Answered
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...

ungefär 2 månader ago | 0

Answered
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,...

ungefär 2 månader ago | 2

| accepted

Answered
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...

ungefär 2 månader ago | 0

Answered
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...

ungefär 2 månader ago | 0

Answered
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...

ungefär 2 månader ago | 0

Answered
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...

ungefär 2 månader ago | 0

Answered
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 ...

ungefär 2 månader ago | 0

| accepted

Answered
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 ...

ungefär 2 månader ago | 0

Answered
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...

ungefär 2 månader ago | 0

Answered
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...

ungefär 2 månader ago | 0

Answered
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',......

ungefär 2 månader ago | 0

| accepted

Answered
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...

ungefär 2 månader ago | 0

| accepted

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

ungefär 2 månader ago | 0

Answered
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,...

ungefär 2 månader ago | 0

Load more