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How can I fit data to a piecewise function, where the breakpoint of the function is also a parameter to be optimised?
(a1*x.^2 + b1*x + c1) .* (x <= d) + (a2*x.^2 + b2*x + c2) .* (x > d) Note that for this to work, the coefficients must be const...

20 days 前 | 0

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Comparison PDE solve and \ mldivide
model.MaterialProperties(ThermalConductivity=46.5, MassDensity=7800, SpecificHeat=.502); That is invalid. It is converted inter...

20 days 前 | 0

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Where is the algebraic loop coming from?
The ready_out of toRAM_interface is an output. You send that to ready_in of the FIFO. Meanwhile, the FIFO has lines that are inp...

20 days 前 | 1

| 已接受

已回答
Distinguish between ASCII and Binary
ASCII files will contain characters in the positions: 9 (tab), 10 (newline), 13 (carriage return), and 32 (space) to 126 (tilde...

20 days 前 | 0

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simulink_root does not have a parameter named 'PaperType'
R2022b reports Warning: Getting parameter 'PaperType' of the default block diagram will not be supported in a future release. ...

23 days 前 | 1

| 已接受

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Is it possible to achieve a 50% duty cycle while dividing a clock by a fractional number like 1.5?
You can only get 50% duty cycle if you divide the 1.5 by a further 4/3. That is, 3/2 * 4/3 == 2 and you need to end up with a di...

24 days 前 | 0

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asking about how to arrange 1000 EV with 8760 hours
num_EV = 1000; total_duration = 8760; longest_ev_duration = 71; %adjust as appropriate start_times = randi(total_duration, n...

25 days 前 | 0

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How to interpolate 10 csv files with different x,y,z into a common grid and average them in MATLAB?
There are a few main approaches: find the aggregate minimum and aggregate maximum over all of the x (y, z) values. Use linspace...

25 days 前 | 1

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Unable to find the Specialized Power Systems group in simscape electrical in newer version r2025b
It was removed. This fact does not appear in the release notes. I only know this because I happened to load a model that used ...

26 days 前 | 5

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An N by N by N matrix code
N = 20; %for example Letter = 'D'; %for example Array3d = repmat(Letter, N, N, N);

26 days 前 | 0

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How to make loop where numbers in a line of code is filled in for me?
It is recommended that you do not write a loop for that. https://www.mathworks.com/matlabcentral/discussions/tips/849901-tutori...

27 days 前 | 1

已回答
How to Bypass OneDrive Files Download
There is a work-around, but you are not going to like it. The work-around is to not navigate to save your script. Instead, save...

29 days 前 | 0

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MATLAB r2018a version required
Visit https://www.mathworks.com/downloads/ . On the upper left side, there is normally a drop-box labled "Select release". Use t...

1 month 前 | 0

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COBRA cannot read .xml model
size() returns a vector with at least two elements. Historically, the colon operator ignored everything except the first element...

1 month 前 | 0

| 已接受

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hi guys, can i edit a .sfx file by matlab scripts?
It is possible to edit a .sfx file by using a script. .sfx files are zipped XML files, so you would unzip the .sfx file, edit th...

1 month 前 | 0

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Use of Esp32 xiao c3 with Matlab.
See https://www.mathworks.com/help/simulink/supportpkg/arduino_ug/add-custom-esp32-arduino-compatible-boards-to-support-package....

1 month 前 | 0

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Polyfit isn't adjusting to decreasing sinoidal data
[p, S] = polyfit(timeData, gyroYData, 50); Your time data ranges from 0 to 16. With a 50 degree polynomial, and without using...

1 month 前 | 0

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I have a Simulink circuit, with multiple components, how do I name the components?
If you use drag-and-drop or insert-from-library or you start typing the component type name on the model, then the component wil...

1 month 前 | 0

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try catch not working with addinput (data acquisition toolbox)
Error using matlabshared.asyncio.internal.MessageHandler/onError We can deduce from the error message that it is performing an ...

1 month 前 | 1

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How do I disable rapid accelerator mode so I can build an exe from simulink?
https://www.mathworks.com/help/simulink/ug/performing-acceleration.html implies that you set the APPS "Acceleration" setting to ...

1 month 前 | 0

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Precision Loss in Arithmetic Encoding of Binary Vectors for Reversible Data Hiding in 3D Meshes
I speculate that you are converting 64 bits at a time to binary, constructing a 64 bit integer from that, dividing it by 2^64. ...

1 month 前 | 0

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Is Helvetica available on every MATLAB platform?
The traditional way of handling this was to create a uicontrol and set the text string and font properties of the uicontrol, and...

1 month 前 | 0

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alternative approach of "insertObjectAnnotation" function
insertObjectAnnotation from the Computer Vision Toolbox is used to insert text into an array, retaining full resolution of the a...

1 month 前 | 0

已回答
Parpool thread-based pool size
With that particular number of physical cores (14), chances are high that you have a mix of "performace" cores and "efficiency" ...

1 month 前 | 0

| 已接受

已回答
Problem on startup. MacMini M4, Sequoia 15.6.1
Your MATLAB is having trouble communicating with the Service Host. See https://www.mathworks.com/matlabcentral/answers/1815395-w...

1 month 前 | 0

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How can I supply input value interactively in MATLAB?
input or menu or inputdlg or questdlg or listdlg ... among others.

1 month 前 | 0

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Different runs producing the same structure/data HDF5 file lead to different md5sum hash digests. How to solve it?
HDF5 objects have unique object identifiers, but there is no requirement that two HDF5 files written the same way use the same o...

1 month 前 | 0

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visadev - how to know bytes available
You can configureTerminator followed by readline If your data is binary then you could uint8(char()) the readline() string res...

2 months 前 | 0

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how do i share matlab with my student team?
One way is to use the MATLAB Package Manager https://www.mathworks.com/help/matlab/matlab-package-manager.html to create a singl...

2 months 前 | 0

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I need to remove tool boxes that were chosen when matlab was configured. How do I do that
In the restricted case of individual licenses, then you can use the Add-On Manager to remove toolboxes... one by one, with resta...

2 months 前 | 0

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