Answered

'helperModClassGetNNFrames' is used in Modulation Classification with Deep Learning. Error in Project_1 (line 41) unknownFrames = helperModClassGetNNFrames(rx);

This function is a helper function used and defined by the example. It is not a general toolbox function that is on the MATLAB s...

'helperModClassGetNNFrames' is used in Modulation Classification with Deep Learning. Error in Project_1 (line 41) unknownFrames = helperModClassGetNNFrames(rx);

This function is a helper function used and defined by the example. It is not a general toolbox function that is on the MATLAB s...

16 days ago | 0

Answered

How to build a structure that is easier to work with (i.e. for looping through and adding to)

I'd probably store this either as a timetable (with the date and time data stored as the RowTimes, and as many data variables as...

How to build a structure that is easier to work with (i.e. for looping through and adding to)

I'd probably store this either as a timetable (with the date and time data stored as the RowTimes, and as many data variables as...

17 days ago | 0

Answered

Timer Callback Input Not Updated When Changed

The timer outputs the initial message correctly but when the variable message changes further down the code, the timer keeps pri...

Timer Callback Input Not Updated When Changed

The timer outputs the initial message correctly but when the variable message changes further down the code, the timer keeps pri...

17 days ago | 1

| accepted

Answered

Matalab on VDI environment

Please send this licensing question to Customer Service directly as a Service Request using this link.

Matalab on VDI environment

Please send this licensing question to Customer Service directly as a Service Request using this link.

18 days ago | 0

Answered

Needing 'clear all' type function, except a few variables. clearvars -except isn't aggressive enough

From your description I'm guessing the third party toolkit is written using a lot of script files rather than functions or class...

Needing 'clear all' type function, except a few variables. clearvars -except isn't aggressive enough

From your description I'm guessing the third party toolkit is written using a lot of script files rather than functions or class...

21 days ago | 0

Answered

How can I access the properties of A class in B class without creating objects?

Therefore, is there a way to get the properties ‘Prop1’ of PropertyAccess in ClassA without creating objects If Prop1 were a Co...

How can I access the properties of A class in B class without creating objects?

Therefore, is there a way to get the properties ‘Prop1’ of PropertyAccess in ClassA without creating objects If Prop1 were a Co...

22 days ago | 2

| accepted

Answered

How can I turn off fminsearch's exiting complaints?

Creating an options structure alone is not sufficient to make fminsearch use the modified value of the Display option. It doesn'...

How can I turn off fminsearch's exiting complaints?

Creating an options structure alone is not sufficient to make fminsearch use the modified value of the Display option. It doesn'...

23 days ago | 0

Answered

Calling a function in itself.

It is possible to recursively call a function in MATLAB (within reason, there is a recursion limit in MATLAB to try to prevent y...

Calling a function in itself.

It is possible to recursively call a function in MATLAB (within reason, there is a recursion limit in MATLAB to try to prevent y...

23 days ago | 1

Answered

I set the username incorrectly and now I get an error when opening the app

Please follow the instructions in the "Why do I receive license manager error -9?" post.

I set the username incorrectly and now I get an error when opening the app

Please follow the instructions in the "Why do I receive license manager error -9?" post.

24 days ago | 0

Answered

Connecting two incompatible blocks together

You're using the Resistor block from Simscape? I'm not 100% certain but I believe you're going to need to use a converter block ...

Connecting two incompatible blocks together

You're using the Resistor block from Simscape? I'm not 100% certain but I believe you're going to need to use a converter block ...

24 days ago | 0

Answered

Will Matlab R2021a run on macOS Ventura?

On the System Requirements page, if you select "Previous Releases" and look at the requirements for release R2021a on Mac the su...

Will Matlab R2021a run on macOS Ventura?

On the System Requirements page, if you select "Previous Releases" and look at the requirements for release R2021a on Mac the su...

24 days ago | 0

Answered

I have an error in my program. the error is about 'Error using letter_detection (line 4) Not enough input arguments.' using Matlab R2015A and I named the file letter_detection

If you call this by just typing the name at the Command Prompt or by using the green triangle in the Editor, how should MATLAB k...

I have an error in my program. the error is about 'Error using letter_detection (line 4) Not enough input arguments.' using Matlab R2015A and I named the file letter_detection

If you call this by just typing the name at the Command Prompt or by using the green triangle in the Editor, how should MATLAB k...

24 days ago | 0

Answered

Error message: i dont have a valid license file

If you're trying to use your educational institution's license, you should contact whoever at your educational institution manag...

Error message: i dont have a valid license file

If you're trying to use your educational institution's license, you should contact whoever at your educational institution manag...

24 days ago | 0

Answered

Low precision of floats?

Don't call vpa first. Perform the calculation symbolically then use vpa on the result. onePointFive = sym(3/2) y = psi(onePoin...

Low precision of floats?

Don't call vpa first. Perform the calculation symbolically then use vpa on the result. onePointFive = sym(3/2) y = psi(onePoin...

25 days ago | 1

Answered

difference between data(:,3:4) and data(:,end:end-1) in data=7x4 matrix

Order matters. I'm going to make the second number a little bigger to more clearly illustrate what's going on. v1 = 3:5 v2 = 5...

difference between data(:,3:4) and data(:,end:end-1) in data=7x4 matrix

Order matters. I'm going to make the second number a little bigger to more clearly illustrate what's going on. v1 = 3:5 v2 = 5...

28 days ago | 0

Answered

Matlab readmatrix inconsistently reading csv files

If you know exactly how many header lines your file contains, I would specify the NumHeaderLines name-value argument in your rea...

Matlab readmatrix inconsistently reading csv files

If you know exactly how many header lines your file contains, I would specify the NumHeaderLines name-value argument in your rea...

28 days ago | 1

| accepted

Answered

Solving linear systems in Matlab

Define a new variable y such that y = x+b. Using this new variable simplifies your system to u = A*y. Solve this simplified sy...

Solving linear systems in Matlab

Define a new variable y such that y = x+b. Using this new variable simplifies your system to u = A*y. Solve this simplified sy...

28 days ago | 0

Answered

sqlwrite round up number when use in stand alone app

I'm guessing that you're computing the values that are being rounded from the input arguments to your application. Is that corre...

sqlwrite round up number when use in stand alone app

I'm guessing that you're computing the values that are being rounded from the input arguments to your application. Is that corre...

29 days ago | 0

Answered

Is it possible to combine parameterized and non-parameterized tests in the same test class?

My question is whether it is possible to also include non-parameterized tests (i.e., tests that run only once) in the same class...

Is it possible to combine parameterized and non-parameterized tests in the same test class?

My question is whether it is possible to also include non-parameterized tests (i.e., tests that run only once) in the same class...

29 days ago | 0

| accepted

Answered

Default argument expression with multiple outputs

Write a local function that calls function_with_multiple_outputs with multiple outputs then returns only the one you want to use...

Default argument expression with multiple outputs

Write a local function that calls function_with_multiple_outputs with multiple outputs then returns only the one you want to use...

1 month ago | 0

| accepted

Answered

Computing 3d plot with three AxBxC arrays

Based on what Star Strider posted and looking at the Types of MATLAB Plots page in the documentation (which is also available in...

Computing 3d plot with three AxBxC arrays

Based on what Star Strider posted and looking at the Types of MATLAB Plots page in the documentation (which is also available in...

1 month ago | 0

| accepted

Answered

Where does the `empty` method come from?

For question 1, as Bruno Luong wrote in this other question you asked, 'In this empty doc page one can read "empty is a hidden,...

Where does the `empty` method come from?

For question 1, as Bruno Luong wrote in this other question you asked, 'In this empty doc page one can read "empty is a hidden,...

1 month ago | 0

| accepted

Answered

Outputting the number of clusters found by linkage or dendrogram functions

Do either the second or third output argument from the dendrogram function give you the information you're looking for? X = ran...

Outputting the number of clusters found by linkage or dendrogram functions

Do either the second or third output argument from the dendrogram function give you the information you're looking for? X = ran...

1 month ago | 0

Answered

How does Matlab calculate the feedforward of a neural network?

If I had to guess I suspect you forgot about the Input and Output Processing Functions, as described in the section by that name...

How does Matlab calculate the feedforward of a neural network?

If I had to guess I suspect you forgot about the Input and Output Processing Functions, as described in the section by that name...

1 month ago | 0

| accepted

Answered

Averaging Multiple Matrices into a single matrix of same Dimensions

Making a 3-dimensional array this size does consume a good chunk of memory, but if you have it available storing the matrices as...

Averaging Multiple Matrices into a single matrix of same Dimensions

Making a 3-dimensional array this size does consume a good chunk of memory, but if you have it available storing the matrices as...

1 month ago | 0

| accepted

Answered

row ranking among multiple matrices

Call sort with two outputs. Use the second output to reorder the other arrays. See the "Sort Vectors in Same Order" example on t...

row ranking among multiple matrices

Call sort with two outputs. Use the second output to reorder the other arrays. See the "Sort Vectors in Same Order" example on t...

1 month ago | 1

Answered

Setting default line widths for all plotting functions

Looking at your second question first, if you look at the end of the fimplicit function's documentation page, there's a link to ...

Setting default line widths for all plotting functions

Looking at your second question first, if you look at the end of the fimplicit function's documentation page, there's a link to ...

1 month ago | 1

| accepted

Answered

How to plot a 2D histogram with data for x, y and z intensity values (without mesh grid)

I think what you want is the xcorr2 function from Signal Processing Toolbox. I think if you adapt the "Align Two Images Using Cr...

How to plot a 2D histogram with data for x, y and z intensity values (without mesh grid)

I think what you want is the xcorr2 function from Signal Processing Toolbox. I think if you adapt the "Align Two Images Using Cr...

1 month ago | 0

Answered

Error using plot Vectors must be the same length.

You can create a vector in MATLAB using any three of the four pieces of data starting point, ending point, space between points,...

Error using plot Vectors must be the same length.

You can create a vector in MATLAB using any three of the four pieces of data starting point, ending point, space between points,...

1 month ago | 0

Answered

Remove specific outliers from double

Use normal indexing to replace the outliers in certain columns using filloutliers. A = magic(5); A(3, :) = A(3, :) + 100 % Cre...

Remove specific outliers from double

Use normal indexing to replace the outliers in certain columns using filloutliers. A = magic(5); A(3, :) = A(3, :) + 100 % Cre...

1 month ago | 0