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Changing model programmatically: discard changes and exit?
close_system(sys,saveflag)

6年弱 前 | 0

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dec2bin is adding inappropriate 0s to negative numbers when numBits is specified
Report to tech support. I think it looks like a bug. From "doc dec2bin" in R2020a Starting in R2020a, the dec2bin function con...

6年弱 前 | 0

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how to store coordinate values xy[] for randomly generate point
Try one-liner, no loop. xy=[xm*rand(NumOfNodes,1), ym*rand(NumOfNodes,1)]

6年弱 前 | 0

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display my generated matrix
disp(dist) open('dist')

6年弱 前 | 0

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Installation for all users on a common machine
Just follow the installation instruction and activate license. You will be asked to activate MATLAB per machine or per user.

6年弱 前 | 0

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Storage Class replaced to default AUTO.
If the data is in MATLAB base workspace, they have to be saved separately, in .mat file or exported to .m file, although MATLAB ...

6年弱 前 | 1

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How can I overcome the error "variable admit must be of data type logical instead of double"..I have to return logical values true or false using the function below.what is wrong with this?
The error message must have come from somewhere else, not from this function. Here, nothing is wrong except that the data type o...

6年弱 前 | 6

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How to extract value of cell in excel?
readtable() is ideal for this. See "doc readtable" for examples.

6年弱 前 | 0

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changing Kp value in a loop for PID tuning
pidsys=pid(1) creats a PID controller. pidsys is an object with the class of 'pid'. You can run class(pidsys) or get(pidsys) to ...

6年弱 前 | 0

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p_save Change Size on Every Loop Iteration
p_save(:,i)=p

6年弱 前 | 1

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Convert a table of tables in a single table
Okay, what you have is new in R2020a. Here is an example: a{1}=table(rand(9,1)); a{2}=table(rand(9,1)); b=cellfun(@table2arra...

6年弱 前 | 0

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How to load .prj file from windows command prompt?
matlab.exe -r "open('D:\automation\simulink\autogen\autogen.prj')"

6年弱 前 | 1

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I need to install a toolbox for a specific function and i have restricted acces, why ?
You may have the license to the toolbox. But the license administrators (on both the Mathworks side and your organization side) ...

6年弱 前 | 0

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Why FixedStep is not really fixed in simulink?
It conflicts with your solver specification. ode45 is a variable-step solver. FixedStep - Fixed step size [ positive scalar ] ...

6年弱 前 | 1

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My "roots" command is not working and displaying an error (MATLAB 2017a) ver.
You are running your own roots.m SCRIPT, not the MATLAB roots() function.

6年弱 前 | 1

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Sort rows of a matrix
sortrows()

6年弱 前 | 1

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How do I create a matrix with all binary combinations?
I though it should be ff2n(4)

6年弱 前 | 4

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How to avoid 10^3 matrix appearance ?
format long or something else, "help format"

6年弱 前 | 0

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Incorrect behavior of str2num?
Seems that way. >> version ans = '9.5.0.1298439 (R2018b) Update 7' >> str2num('"Y"') ans = "Y" >> version an...

6年弱 前 | 0

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How to set StopTime programmatically?
test_model and 'test' must have been two different models.

6年弱 前 | 0

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Search through folders and subfolders to collect data saved as a certain name
a=dir('**/Data*.mat')

6年弱 前 | 0

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Repeating stair sequence does not hold value when plotting on MATLAB
try the stairs() instead of plot()?

6年弱 前 | 1

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cell conversion to mat
b=cellfun(@(x) x(:), a, 'UniformOutput', false) out=cell2mat(b)

6年弱 前 | 0

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How to programmatically set To File block parameters?
The parameter name is "Filename" and "MatrixName". BTW, the file name should be *.mat, not *.m Select the "To File" block in th...

6年弱 前 | 1

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Displaying an apostrophe (')
display('''') search for 'Single quotation mark' in "doc sprintf"

約6年 前 | 1

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Subtracting different sized arrays in intervals
A=(1:24)'; B=(1:6)'; C=A-repelem(B,numel(A)/numel(B))

約6年 前 | 0

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What the difference between using bracket and not.
I think the fundenmental reason is that the function definition requires that the left side contains "[ ]" when there are multip...

約6年 前 | 0

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How can I creat condition?
d=1; if and(d>0, d<2) F=2*d; elseif and(d>2, d<3) F=5*d; end You can also use "if d>0 && d<2" instead. Type "help relop"...

約6年 前 | 0

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Set the initial conditions for an Integrator through a .m scribt?
The command in the script looks like this: set_param('MyBlockPath','InitialCondition','1.1');

約6年 前 | 0

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in Simulink, add line from line_node to block with command?
If you know that the connection can be started from block B3, then you can get the line handles of B3, then get the line handle ...

約6年 前 | 1

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