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Inner matrix dimensions must agree
That is so excepting when you get to underdamped = exp(-t./T1)*(B1*cos(omega*t.)+B2*sin(omega*t.)); you're trying to mu...

8年以上前 | 1

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Date format changes at midnight
It's unfortunate the ML time functions aren't more forgiving of such cases. Best I can think of otomh is to either do the fix...

8年以上前 | 0

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How can I use datetick with more than x, y, z in input and on Y-axis?
Syntax for |datetick| is datetick(tickaxis) _not_ datetick(wanteddateaxisvariablename) Just need datetick('y...

8年以上前 | 0

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How to plot a graph for one set of data against two y axes, one a function of the other?
Well, you can do it but I doubt you'll like the result... yy=18./y.^2; scatter(x,y) yyaxis right hAx(2)=gca; hA...

8年以上前 | 0

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how can I place my error bar in separate bar center?
See the "trick" to locate the midpoint of stacked bars from the hidden property at <https://www.mathworks.com/matlabcentral/answ...

8年以上前 | 0

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How to add/subtract elements of 2 matrices to create a new matrix of the same size based upon conditional statements?
Nothing needed but to use the result of the logical array as an addressing expression... Mrx=Mx; % build the start point;...

8年以上前 | 0

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Calling Excel and Matching Data in Matlab
Consider using |readtable| to bring the data in; making the ID column |categorical| data type will have advantages in writing lo...

8年以上前 | 0

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Index exceeds matrix problem
In brute force, use |try ... catch ... end| to catch the error elements for i=1:length(cell) try if cell{i}(3)=...

8年以上前 | 0

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My function output has complex numbers, and I'm not using i or j. Why?
angle = acos(dot(a,b)/(norm(a)*norm(b))); >> acos(2) ans = 0.0000 + 1.3170i >> acos(1+eps) ans = ...

8年以上前 | 0

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Excel and ActX Syntax Translate to Matlab
In case anybody else were to find this and want to see how it can be done...whether this is anything at all close to optimal I'v...

8年以上前 | 0

質問

Excel and ActX Syntax Translate to Matlab
Trying to iterate over a collection object and can't figure out syntax...example is Worksheet=Excel.ActiveSheet; % return...

8年以上前 | 1 件の回答 | 0

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Polynomial fit from the equation
_Maybe you see the problem?_ Ayup...in plot(time, log10(y4), 'g-') you transformed the output of the transformed mode...

8年以上前 | 0

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Finding out values for elements of an array from corresponding array elements?
I think simplest solution would be to just augment the weights array by a placeholder for the missing diagonal positions; then t...

8年以上前 | 0

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What is missing from MATLAB?
Perhaps more enhancement than missing, but... A search function that is tolerant of variable data types in the target object....

8年以上前 | 0

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How can I write a cell array containing strings to excel?
From the documentation, ... A — Input matrix matrix Input matrix, specified as a two-dimensional numeric or charac...

8年以上前 | 0

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Read 2 specific columns in excel file
In the addressing expression (:,1,:,7) there are four dimensions, not just two -- the first colon will reference all rows, then ...

8年以上前 | 1

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How to run a .bat file in background without opening command prompt?
Presuming Windows, try something like cmd='yourprogram inputs'; % the command line to execute to run your model...

8年以上前 | 1

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質問

Rearrange cell content by groups
There's got to be a simple way to do this... Have a cell array of data by date wherein there are N (or fewer) instances of M ...

8年以上前 | 2 件の回答 | 1

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Problem with processing files in a for loop
Don't say what doesn't work or give error message, but the first dereferences a single element of the directory structure while ...

8年以上前 | 0

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質問

Comment folding in ML Editor
Finally got a 64-bit machine/OS so updated to R2016b. Now the code editor wants to wrap comments past the RH margin...I thought...

8年以上前 | 1 件の回答 | 0

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How to ignore values in an array
Having read the question multiple times now, the crystal ball is suggesting you simply wanted to treat the first element uniquel...

8年以上前 | 0

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How to set ytick in yyaxis?
Almost--the function name is plural, not singular.. ... yticks([7.7:0.2:8.7]);

8年以上前 | 1

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Find repeated close values in array
Assume your data are sorted as shown; if not sort first. thsh=3000; % threshold for grou...

8年以上前 | 1

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How can we call a variable defined in a function file to another script file?
Well, you had the right idea; you didn't show us the syntax used but you must refer to the variable that is returned from the fu...

8年以上前 | 0

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Hello! I need to extract the lines which start with PG10 from this text file. Could you please help me. Thanks! I would use while loop but I am not sure how.
fmt=['PG10 ' repmat('%f ',1,8)]; fid=fopen('sp3data.txt'); PG10=[]; while ~feof(fid) PG10=[PG10; cell2mat(textsc...

8年以上前 | 0

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How can i find largest 8 bit number from these 08 bit numbers i m getting ?
That's a new one to me...but, it's not of a lot of use for the purpose you're asking about as it is still a vector representatio...

8年以上前 | 0

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Extra variable when opening a file using readtable.
Even without seeing the files, with almost 100% certainty there's an extra delimiter at the end of the record which makes it loo...

8年以上前 | 0

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How to draw and delete a line in a graph
# for each step, the region have to always be visible -- the plot axes will auto-range to include the data. If the magnitude of...

8年以上前 | 0

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What is missing from MATLAB?
|textscan| has only limited subset of the allowable formatting strings -- specifically, '%X' for hex data is missing. Why? Are...

8年以上前 | 1

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Combining For Loop outputs into a Matrix
With a loop, you just index... b = 0:3; XY=zeros(3,length(b)); % preallocate the output array irow=0; ...

8年以上前 | 2

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