Answered
How do I specify the datatype for readcell?
readcell will allow the use of an import options object whch would let you set the variable types. However, I'd strongly encour...

13 días ago | 1

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Answered
Polyfit on a 3d plot
That's fairly simple, just loop over the displacement array with a set of the position data to compute that set of coefficients ...

13 días ago | 0

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How to have a numerical legend showing with a categorical histogram?
The legend labels are just text; you can make then whatever you want -- try something like: nStroke=[2000,100;2750,125]; ...

14 días ago | 0

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Reading files from different directories
if exist(file, "file") will only find the file if it is in the current working directory or on the search path and only if the ...

14 días ago | 0

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Position of Not-visible figure is WRONG (two monitors bug?)
I deal with it by having a usersettings structure saved as a .mat file that contains all the stuff to restore from the user's la...

14 días ago | 0

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Answered
HOW TO GROUP THE ELEMENTS OF AN ARRAY
One of those cases where the optimal way depends upon being familiar with internal array storage order being column-major and ma...

14 días ago | 0

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Answered
how can I add and change the position of elements in vector
NB: even if you have (again the unstated problem) >> a=2;b=3; >> ma=[a;b;0]; >> ma=[repmat(ma(3),2,1); sum(ma(1:2))] ma = ...

14 días ago | 0

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Splitting a matrix according to there labels
[ix,idx]=findgroups(X(:,4)); % get grouping variable on fourth column X for i=idx.' % for each g...

14 días ago | 1

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Extract number from string
v=str2double(extractAfter(X,'=')); is one way. For more difficult cases look at the new(ish) @doc:pattern function

14 días ago | 1

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Reading text file and searching for specific lines
D=readlines('Full_TableX.txt'); % read as string array ixP1=find(contains(D,'Pipe')...

15 días ago | 0

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Generate hourly timeseries data from "START,END,VALUE" data
Well, in the end it turned out not so bad after all -- and, somewhat surprisingly, it didn't seen to be too bad on performance.....

15 días ago | 1

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Answered
if statements inside for loop issue
"I know nuthink!" about Simulink, but the problem you have in the function is primarily that you've created all those named vari...

15 días ago | 0

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Add large amount of variables
OK, I'll just make another Answer so previous conversation doesn't distract Brute force; may be something a little more clever ...

15 días ago | 1

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Output of a function varies in size for each iteration
Probably as simple a solution as any is to return the indices where the change occurs with both row and column in a form that d...

15 días ago | 0

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Answered
How to use readtable when skipping every second (non-data) line?
>> C=readcell('samplefile.txt'); >> C=C(9:2:end,:); >> C(1:12,:) ans = 12×3 cell array {[16]} {[26]} {'52.7 ...

15 días ago | 0

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Add large amount of variables
Don't try to explain in words; show us precisely what the external software generates. " They are all inside a .mat file..." T...

15 días ago | 1

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StackedPlots: Problem by moving Legend out of plot and expand distance between single charts
The stacked plot is pretty much "what you see is what you get" -- not much is user-variable about the layout -- in particular, f...

16 días ago | 0

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write from cell aray to txt file
fprintf example <<Tabular text file> illustrates a fixed-width text file...if that's the intent use the width parameter on the '...

16 días ago | 0

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Answered
Appending Values to an Empty Array
Because as written size() returns a two-vector and rate(end+1) is an address for a single array element -- you're trying to stor...

17 días ago | 0

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column number extract using find function..
Use the optional second output form of find [r,c]=find(....);

18 días ago | 0

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How to change exponent position in an axis of a surface plot
It's an undocumented property -- hAx=gca; % get axes handle hY=hAx.YRuler; % and the subject axis ruler handle...

19 días ago | 1

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Answered
Interconnecting different sized matrices
Similar to above but to illustrate vector addressing would be c=[bob anne]; c=c(:,1:[3 end-1 4:6 end]);

19 días ago | 0

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How to append values to an array in for loop?
>> for i=1:10:height(direction_table)-10 dx=abs(direction_table.direction(i+1:i+9)-direction_table.direction(i)); ix=find(dx>1...

19 días ago | 1

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Answered
Assign a categorical value to a table
N=[30,10,10,10]; % the number of the four categories each C=["Running";"Walking"...

20 días ago | 0

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Answered
How to count the amount of times certain row changes in a table?
" Would taking these 3 columns apart help...?" No. tT.Diff=[false;any(diff(tT.X),2)];

21 días ago | 0

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How to couple Matlab to other model for monte carlo simulations??
That all depends on how the other application reads/writes its input/output. If it uses files and you can specify the input/out...

21 días ago | 0

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How to split only one column of a table (based on a space)?
If it's still in text form (string or cellstr), it's no problem dt=split(tTable.DateString); % split the component p...

21 días ago | 1

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Answered
How to make two different size matrix of same size
A1=[A1 A(:,end)]; could be one alternate solution...there is no unique answer without additional conditions placed on expected ...

22 días ago | 1

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Using indexed data to colour graph
See the documentation for the function rectangle() that you're using to do the drawing. The LH side of the page has links to th...

22 días ago | 0

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