Answered

How create moving plot in MATLAB grader (in moodle)

You cannot create an animation in MATLAB Grader. At least not one that you will be able to see. This is because your code actual...

How create moving plot in MATLAB grader (in moodle)

You cannot create an animation in MATLAB Grader. At least not one that you will be able to see. This is because your code actual...

2 months ago | 0

| accepted

Answered

How to fix the following error while writing matlab code for definite integral

It would appear the first input to int is not a symbolic expression. See here. Look at these examples for how to use int.

How to fix the following error while writing matlab code for definite integral

It would appear the first input to int is not a symbolic expression. See here. Look at these examples for how to use int.

2 months ago | 0

Answered

Unable to update MATLAB 2016b to 'update 7'

Based on the message, it appears you need to contact support. You can do so here: https://www.mathworks.com/support/contact_us....

Unable to update MATLAB 2016b to 'update 7'

Based on the message, it appears you need to contact support. You can do so here: https://www.mathworks.com/support/contact_us....

2 months ago | 0

Answered

How to find specific text in a string?

I'm sure there is a regexp way to do this, but I find it easier to use pattern with its supporting functions. Here's how I would...

How to find specific text in a string?

I'm sure there is a regexp way to do this, but I find it easier to use pattern with its supporting functions. Here's how I would...

2 months ago | 0

| accepted

Answered

Error using plot Vectors must be the same length. ı have a plot error .İs there any advicethis problem

There are not enough details to say why your vectors are not the same length, but your X and Y vectors are not the same length i...

Error using plot Vectors must be the same length. ı have a plot error .İs there any advicethis problem

There are not enough details to say why your vectors are not the same length, but your X and Y vectors are not the same length i...

2 months ago | 0

Answered

Removed Support for Certain Functions in MATLAB Grader?

The error I get when running a similar example in Grader is Error using matlab.internal.lang.capability.Capability.require Th...

Removed Support for Certain Functions in MATLAB Grader?

The error I get when running a similar example in Grader is Error using matlab.internal.lang.capability.Capability.require Th...

2 months ago | 1

| accepted

Answered

Same values's aswer in MATLAB Grader but identified as a mistake.

How have you set up your assessment test? Are you using the Variable Equals Reference Solution test or a MATLAB Code test type? ...

Same values's aswer in MATLAB Grader but identified as a mistake.

How have you set up your assessment test? Are you using the Variable Equals Reference Solution test or a MATLAB Code test type? ...

2 months ago | 0

Answered

MATLAB grader in moodel.

Limiting the number of attempts is done via custom parameters. See my comment in this answer: https://www.mathworks.com/matlabc...

MATLAB grader in moodel.

Limiting the number of attempts is done via custom parameters. See my comment in this answer: https://www.mathworks.com/matlabc...

2 months ago | 0

Answered

Index in position 2 exceeds array bounds. Index must not exceed 2

The error is likely from this indexing operation: XTest(:,i-1) My guess is that XTest only has 2 columns, but your indexing in ...

Index in position 2 exceeds array bounds. Index must not exceed 2

The error is likely from this indexing operation: XTest(:,i-1) My guess is that XTest only has 2 columns, but your indexing in ...

2 months ago | 0

Answered

Operator '-' is not supported for operands of type 'timetable'.

A timetable holds several variables of different data types. You must specify which variable in your timetable you want to subtr...

Operator '-' is not supported for operands of type 'timetable'.

A timetable holds several variables of different data types. You must specify which variable in your timetable you want to subtr...

2 months ago | 0

| accepted

Answered

Plotting datapoints with their time distance on x-axis

It's hard to say for certain, since you have not shown how the times correspond to your step plot, but here's some simple code t...

Plotting datapoints with their time distance on x-axis

It's hard to say for certain, since you have not shown how the times correspond to your step plot, but here's some simple code t...

2 months ago | 0

| accepted

Answered

what is helperRangeDoppler ?

In the top right of the page, click the Copy Command button. Then run that command in your command window. openExample('phased...

what is helperRangeDoppler ?

In the top right of the page, click the Copy Command button. Then run that command in your command window. openExample('phased...

2 months ago | 1

Answered

Can someone help me explain this code?

Consider going through MATLAB Onramp. You'll also find the help documentation quite detailed, with accompanying examples. colo...

Can someone help me explain this code?

Consider going through MATLAB Onramp. You'll also find the help documentation quite detailed, with accompanying examples. colo...

2 months ago | 0

Answered

I need to buy 25 Licenses of MATLAB Student Suite License, so shall i repeat buying price 25 times ??

I would suggest contacting sales, not support. https://www.mathworks.com/company/aboutus/contact_us/contact_sales.html

I need to buy 25 Licenses of MATLAB Student Suite License, so shall i repeat buying price 25 times ??

I would suggest contacting sales, not support. https://www.mathworks.com/company/aboutus/contact_us/contact_sales.html

2 months ago | 1

Answered

Why the assessment shows the keyword not presented however it is in the code in the MATLAB grader?

The reason is that descend is not a function or keyword. It is an input argument to the sort function. exist('descend') iskeyw...

Why the assessment shows the keyword not presented however it is in the code in the MATLAB grader?

The reason is that descend is not a function or keyword. It is an input argument to the sort function. exist('descend') iskeyw...

2 months ago | 1

Answered

Cannot simplify a result

Symbolic results are exact. If you want a decimal approximation, convert the symbolic value to a double. syms rho x L E w t csi...

Cannot simplify a result

Symbolic results are exact. If you want a decimal approximation, convert the symbolic value to a double. syms rho x L E w t csi...

2 months ago | 1

| accepted

Answered

Matlab ploting graph error

It looks like you forgot to include out in your variable name. Perhaps something like this will work? (untested) plot(out.pvvol...

Matlab ploting graph error

It looks like you forgot to include out in your variable name. Perhaps something like this will work? (untested) plot(out.pvvol...

2 months ago | 0

Answered

Can I disable the colored border around code in the Live Editor?

You could use a script instead of a live script.

Can I disable the colored border around code in the Live Editor?

You could use a script instead of a live script.

2 months ago | 0

| accepted

Answered

Different colors for each bar

Perhaps this example from the bar documentation page will help. b = bar(rand(10,1)); b.FaceColor = 'flat'; b.CData(2,:) = [.5...

Different colors for each bar

Perhaps this example from the bar documentation page will help. b = bar(rand(10,1)); b.FaceColor = 'flat'; b.CData(2,:) = [.5...

2 months ago | 0

Answered

I wonder what the inside [] represents when using ode.

See this syntax in the documentation for ode45 [t,y,te,ye,ie] = ode45(odefun,tspan,y0,options)

I wonder what the inside [] represents when using ode.

See this syntax in the documentation for ode45 [t,y,te,ye,ie] = ode45(odefun,tspan,y0,options)

2 months ago | 0

Answered

How to index variables from column B based on column A condtion

Logical indexing and assignment A = [1 2]; B = [3 4]; % assign results to new variables C = B(A==1) D = B(A==2)

How to index variables from column B based on column A condtion

Logical indexing and assignment A = [1 2]; B = [3 4]; % assign results to new variables C = B(A==1) D = B(A==2)

2 months ago | 0

| accepted

Answered

Matlab AppDesigner PointCloud not appearing on UIAxes

See this answer. This answer contains some links that may be helpful as well.

Matlab AppDesigner PointCloud not appearing on UIAxes

See this answer. This answer contains some links that may be helpful as well.

2 months ago | 0

| accepted

Answered

how to plot bar3 for a data which has 3 columns

How would you use your 3 columns to create a histogram? If you have the counts already, perhaps what you really want is bar3?

how to plot bar3 for a data which has 3 columns

How would you use your 3 columns to create a histogram? If you have the counts already, perhaps what you really want is bar3?

2 months ago | 0

Answered

cannot run the code because unknown about getMemberNames function

You need the Signal Processing Toolbox in order to use getMemberNames. If it is included on your license, you can use theAdd-ons...

cannot run the code because unknown about getMemberNames function

You need the Signal Processing Toolbox in order to use getMemberNames. If it is included on your license, you can use theAdd-ons...

2 months ago | 0

Answered

how to insert 500 inputs into a script that also contains a function

Sounds like a job for a for loop. See Ch 12 of MATLAB Onramp.

how to insert 500 inputs into a script that also contains a function

Sounds like a job for a for loop. See Ch 12 of MATLAB Onramp.

2 months ago | 0

Answered

writing the code as a function

If you move your code to a live script, you can use the Refactor tool to automatically turn the selected code into a function. S...

writing the code as a function

If you move your code to a live script, you can use the Refactor tool to automatically turn the selected code into a function. S...

2 months ago | 0

| accepted

Answered

Code Error on Line 39 and 41

You are correct on how to fix it. f_i and K_a1 are both 1x101 vectors. Use elementwise operators to preserve the vectors. K_a...

Code Error on Line 39 and 41

You are correct on how to fix it. f_i and K_a1 are both 1x101 vectors. Use elementwise operators to preserve the vectors. K_a...

2 months ago | 0

Answered

Can anyone suggest me how to download VPItransmissionMaker or VPIcomponentMaker?

These appear to be commercial products developed by VPIphotonics. I suggest visiting their product page.

Can anyone suggest me how to download VPItransmissionMaker or VPIcomponentMaker?

These appear to be commercial products developed by VPIphotonics. I suggest visiting their product page.

2 months ago | 1

Answered

convert code to function

If you move your code to a live script, you can use the Refactor tool to automatically turn the selected code into a function. S...

convert code to function

If you move your code to a live script, you can use the Refactor tool to automatically turn the selected code into a function. S...

2 months ago | 1