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Cris LaPierre

MathWorks

Last seen: Today |  Active since 2018

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Answered
how i scale up my graph
Do you mean you want to control the number of bins? If so, use either of these syntaxes histogram(X,nbins) histogram(X,edges)

4 hours ago | 0

Answered
checking for colon operator in MATLAB grader
MATLAB Grader does not have a built-in way to check for the use of operators (see this related question). You might try combini...

1 day ago | 0

Answered
Making moving average calculations, on a weekly basis, of hourly data blocks.
Here's a slightly different approach that arranges the data in a 24xn grid and uses movmean to create a moving 7-day average by ...

2 days ago | 1

| accepted

Answered
I can not see where is the mistake! Something wrong with transitions but cant figure it out.
Check your transition for when SOC >=97. It should be connected to the Charge state, not the SeekDock state.

2 days ago | 0

Answered
Matlab simulation for projectile motion
You may find the example used in Ch1 of Teaching with MATLAB helpful for this purpose. I think you could modify it easily enough...

2 days ago | 0

Answered
extract the number with only the first decimal number
I'd look into fix or floor. V = [1.23, 2.49, 4.77, 7.51]; v1 = floor(V*10)/10 v2 = fix(V*10)/10

2 days ago | 0

| accepted

Answered
How do I handle multiple components and callbacks in app designer?
Each component has its own name. You need to update your code to refer to the specific component. You can view the name(s) in th...

2 days ago | 1

| accepted

Answered
Automatically shifted from matlab online to matlab online (basic) version
It looks like you are taking our Computer Vision specialization on Coursera. Thanks! MathWorks provides free access to MATLAB ...

4 days ago | 0

Answered
Custom variables in LMS
Limiting submissions is the only custom parameter currently supported by MATLAB Grader. See this answer for details on how to us...

4 days ago | 0

| accepted

Answered
Adding a column to my table
You have defined S as a multidimension structure (S(k)), not a table, so in order to add time to your structure, you must now in...

7 days ago | 0

| accepted

Answered
HOW DO I GET ACCESS TO MATLAB AS STUDENT (License Number or Activation Key) ? I STUDY AT UERJ - UNIVERSIDADE DO ESTADO DO RIO DE JANEIRO, BRAZIL
Explore what options you have available to you here: matlab.mathworks.com You may need to create a free MathWorks account first...

7 days ago | 0

Answered
where I find the file starData to use in the stellar motion script ?
You can find starData.mat in the Stellar Motion folder in the downloaded course files. You can find the download option by clic...

7 days ago | 0

Answered
how to find standard deviation in six sigma format?
The function std returns one standard deviation. Multiply by +/-1, +/-2 and +/-3 to get more than that. Here's a simple example...

24 days ago | 0

Answered
Can I access R2021b MATLAB Onramp certification's sharable link?
There is not currently a way to get a shareable link to a version of the course that is no longer available on the platform. Onl...

24 days ago | 1

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Answered
why I can't launch Simulink Onramp course on desktop?
See this page: https://www.mathworks.com/help/simulink/slref/simulinkonramp.html If you do not have a license for Simulink, you...

26 days ago | 0

| accepted

Answered
how can i plot many series of values in the same plot
If you want multiple lines to appear with a single plot command, you need to be plotting a matrix. Each column of data is treate...

27 days ago | 0

Answered
matlab live script support run Python language directly
This is a community help forum. The best place to send suggestions to MathWorks is here: https://www.mathworks.com/support/cont...

30 days ago | 1

Answered
Signal Processing Onramp (Preprocessing Signals -- Extract Interesting Regions)
Exit preprocessing. Then click on the 'Display' tab and look for the Extract Signals option in the ribbon. Click 'Hint' underne...

1 month ago | 1

Answered
Having issues with editing the electrical elements in simscape onramp
You have double clicked on the resistor in the library. You need to first add it to your model before you can modify the paramet...

1 month ago | 0

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Answered
display numeric row vector in app designer text box
The comma is a separator for building the vector, but is not actually part of the vector. Therefore, you will have to add it man...

1 month ago | 0

| accepted

Answered
¿Como puedo actualizar mi licencia de estudiante de Matlab?
Please contact sales: https://www.mathworks.com/company/aboutus/contact_us/contact_sales.html

1 month ago | 0

Answered
Issue with multiple If condition
In the example you have shared, var(P_matrix) is not less than 1.5, so the bolded code in the nested if statement is not reached...

1 month ago | 0

| accepted

Answered
There is a bug in Simscape onramp
Yes, This has been fixed in the latest version of the course. What version of MATLAB are you using? 200 is the value used in th...

1 month ago | 1

Answered
App building onramp : exporting and testing on own PC
The file used in the course is not exactly the same as what is currently available on the File Exchange. You can obtain the cour...

1 month ago | 1

| accepted

Answered
extracting matrices from text file
I'd read the data into a matrix, and then use cvpartition to split it. See the examples on the linked page for more on how to ac...

1 month ago | 0

Answered
How to load volume data in medical image labeler ?
The Medical Image Labeler app works with 2D and 3D image volumes. The file types it supports are DICOM, NIfTI, and NRRD. To use ...

1 month ago | 0

Answered
How to remove scientific notation from an excel import?
The scientific notation in MATLAB is how large numbers are presented on the screen to make them easier to read. That does not mo...

1 month ago | 0

Answered
How can i control a uicheckbox based on excel cell value Yes or No
See this example: https://www.mathworks.com/help/matlab/ref/uicheckbox.html#buios0i-9 as well as this page: https://www.mathwor...

1 month ago | 0

Answered
Grading multiple different but correct answers in MATLAB Grader
All MATLAB Grader is doing is checking a variable in the learner's solution to some reference value. That value can be hard-code...

1 month ago | 0

Answered
what can MATLAB do with tif files
Image Processing Toolbox Computer Vision Toolbox If you are new to the topic, consider the following courses Image Processing...

1 month ago | 1

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