# Cris LaPierre

### MathWorks

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**Content Feed**

How should I do to realize to acquire data at faster rate?

It is not that the NotifyWhenDataAvailableExceeds is not recommended, it is that the entire session interface approach has been ...

ein Tag ago | 0

yyaxis plot is not working properly

See the Algorithms section of the yyaxis documentation page for an explanation of what is happening. Basically, yyaxis left will...

2 Tage ago | 0

| accepted

Subplot in Matlab Appdesigner

See the page Display Graphics in App Designer. The relevant section is Create Tile Chart Layout. The specific text that applies...

3 Tage ago | 0

plotting a 3d function(each variable along an axis) and its output(color)

You could try scatter3 [X,Y,Z] = sphere(16); scatter3(X(:),Y(:),Z(:),[],Z(:))

3 Tage ago | 0

trouble using datetime format in textscan

The problem is because textscan uses white space as the default delimiter. Specify your delimiter or remove the space between da...

3 Tage ago | 0

| accepted

How can I change the colorbar limits/scale of a spectrogram?

Use the caxis function.

4 Tage ago | 0

| accepted

Problem with Plot 3D

It looks like, in your Excel sheet, you have erroneously recorded all Y values of -7 as 7. That could explain part of the issue....

4 Tage ago | 0

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Why I cannot save output graph from Matlab online application to my desktop?

I can't answer why, but you could save it to Drive, which is the file system for MATLAB Online, then, once saved, click on the f...

4 Tage ago | 0

Matlab grader problem error

Follow the advice in the problem description - review the documentation page for fprintf. Your code is not writing anything into...

4 Tage ago | 0

Can't open the example open_system('androidObjectClassification');

To run this example, you must have all of the following installed: Simulink Support Package for Android Devices Embedded Coder...

6 Tage ago | 0

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How can I uninstall MATLAB 2020b?

See the answer How do i uninstall matlab on windows when the uninstaller fails?

6 Tage ago | 0

Keep getting error with sample code

Where was this coded up? It looks like a homework assignment from Drexel University (Engr 231). The issue is that number_of_sol...

7 Tage ago | 0

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New version of readtable reads dates as cell array rather than char

The autodetection capabilities of readtable are constantly improving. One way to ensure compatability across versions is to set ...

7 Tage ago | 0

Adding values to a table from an if statement

Z is not a table. It is a 100x11 matrix of zeros. Therefore, you would use normal indexing (row, column) to assign values to it....

7 Tage ago | 0

Error using streamline function in matlab

Make sure your starting points are inside the vector field, and streamlines will plot. load mukeshbisht_matlab.mat quiver(X,Z,...

7 Tage ago | 0

[App designer] Update text area or edit field with uigetfile (filename)

What error messages are you getting when you run your code? Please share all the red text. Remove the clc and clear from inside...

7 Tage ago | 0

How to remove autogenerated legend in stackedplot?

Yes. Set the corresponding AxesProperties.LegendVisible property to 'off'. See here. You will have to repeat for each axes. s...

7 Tage ago | 0

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Extract from a table based on a non numerical input

What is the error message you are getting? Please share the full error message (all red text). If your syntax is correct, it sh...

8 Tage ago | 1

| accepted

plot being generated is not in log space

That's an interesting way to get a plot into a UIAxes. Is there a reason why you don't just plot into it directly? Your axes ar...

8 Tage ago | 0

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Calculate median at every interval

Consider using either movmean or movmedian. The result will be the same when you are looking at pairs of numbers.

8 Tage ago | 0

Accessing the default apps: How do I find the default apps that comes with MATLAB?

Any apps you have access to will be in the Apps tab. You can see a list of all apps organzied by the toolbox they are in here. Y...

8 Tage ago | 0

Solve ODE equations with Simulink and Matlab function

If you haven't yet done so, go though Simulink Onramp. Chs 8-10 cover modeling dynamic systems in Simulink.

8 Tage ago | 0

How do I get more colours for scatter plot?

Modify the colororder of your plot. MATLAB uses 7 colors by default, meaning your 8th series reuses the first color, and so on. ...

8 Tage ago | 0

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How to read text block from live script?

To the best of my knowledge, this is not possible. One workaround may be to use an edit field in one of your code blocks.

8 Tage ago | 0

Input combination of string and number to a function which only accepts numbers?

MATLAB uses semicolons to construct arrays. A semicolon represents the end of a row. Anything following it is placed on the next...

8 Tage ago | 0

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mingw bin location win10

I found the following in an Answers post containg FAQs about installing mingw. You can get the location of your MinGW-w64 compi...

8 Tage ago | 0

Remove edges in pdegplot

There is no EdgeAlpha property to set. Consider capturing the graphics handle and using that to set the line color in your plot...

9 Tage ago | 0

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If and elseif loop

See Ch 13 of MATLAB Onramp to learn about if-else statements (they are not loops). Can you clarify what is or isn't happening t...

9 Tage ago | 0

How to add error bars to a timeseries plot using datetime values

Wouldn't your X be ts1.Time? See the Plot Datetime Values with Error Bars example for more. I have formatted errorbar to not dr...

9 Tage ago | 1

| accepted

hii there, I'am an electronics and communication ug engineering student , what are the product tools I should install for my academic use? for PCS,Control systems are the subj

I would start by installing the 10 products included in the student suite (click the 'View all products' botton on the MATLAB fo...

10 Tage ago | 0