Answered

Need to assign values to variable in a vector

The subs function helps in doing the symbolic substitution. The following snippet will do the substitution. x1=input("Please In...

Need to assign values to variable in a vector

The subs function helps in doing the symbolic substitution. The following snippet will do the substitution. x1=input("Please In...

2 years ago | 0

Answered

Simulink modeling from the command line

Refer to the following MATLAB Answer. Question 2 addresses the above query. https://in.mathworks.com/matlabcentral/answers/1011...

Simulink modeling from the command line

Refer to the following MATLAB Answer. Question 2 addresses the above query. https://in.mathworks.com/matlabcentral/answers/1011...

2 years ago | 0

| accepted

Answered

Input folders or files do not contain specified file extensions:

Here if you do not define the ReadFcn explicitly, the default function used is imread() which is not supported for .nii extensio...

Input folders or files do not contain specified file extensions:

Here if you do not define the ReadFcn explicitly, the default function used is imread() which is not supported for .nii extensio...

2 years ago | 1

| accepted

Answered

Inserting Bounding Boxes when it is more than two together

A simple if condition before displaying the annotation will do if (size(bboxes,1) > 1) for ii = 1 : size(bboxes, 1) ...

Inserting Bounding Boxes when it is more than two together

A simple if condition before displaying the annotation will do if (size(bboxes,1) > 1) for ii = 1 : size(bboxes, 1) ...

2 years ago | 0

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Answered

alt key in live script

You can disable the toolbox mnemonics by executing the following command. com.mathworks.desktop.mnemonics.MnemonicsManagers.get...

alt key in live script

You can disable the toolbox mnemonics by executing the following command. com.mathworks.desktop.mnemonics.MnemonicsManagers.get...

2 years ago | 4

Answered

How to plot PWM signal with specific duty cycle and frequency ?

The following answer explains how to generate a square wave in Matlab with frequency,amplitude,voltage offset, and duty cycle....

How to plot PWM signal with specific duty cycle and frequency ?

The following answer explains how to generate a square wave in Matlab with frequency,amplitude,voltage offset, and duty cycle....

2 years ago | 1

| accepted

Answered

rand(n,1)

It is difficult to reason why exactly three different pairs generated from the above information. Atleast from MATLAB R2012a on...

rand(n,1)

It is difficult to reason why exactly three different pairs generated from the above information. Atleast from MATLAB R2012a on...

2 years ago | 0

Answered

Question of FFFT in Matlab

The frequency of the sine wave is defined as 128 Hz (f = 128) in the above code. Hence there will be two impulses (ideally, but ...

Question of FFFT in Matlab

The frequency of the sine wave is defined as 128 Hz (f = 128) in the above code. Hence there will be two impulses (ideally, but ...

2 years ago | 0

| accepted

Answered

Editing y limits for multiple axes using property inspector

The properties of both the axes can be edited by using the property inspector. If the right axes property needs to be edited, f...

Editing y limits for multiple axes using property inspector

The properties of both the axes can be edited by using the property inspector. If the right axes property needs to be edited, f...

2 years ago | 0

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Answered

Audio Record Object Empty when trying to start/stop with buttons in AppBuilder

Here the recObj is local to the function RECORDButtonPushed and its scope is limited to that function. Hence it is not accessibl...

Audio Record Object Empty when trying to start/stop with buttons in AppBuilder

Here the recObj is local to the function RECORDButtonPushed and its scope is limited to that function. Hence it is not accessibl...

2 years ago | 1

Answered

Bug with conv2

The above output from conv2 with the argument as 'valid' is expected. If you are computing in the paper the kernel needs to be ...

Bug with conv2

The above output from conv2 with the argument as 'valid' is expected. If you are computing in the paper the kernel needs to be ...

2 years ago | 1

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Answered

Not defining backward loss leads to an 'Abstract classes cannot be instantiated' error. Why is that?

I think your MATLAB version is R2019a or earlier and you are referring to the documentation of R2019b. In MATLAB R2019a and ear...

Not defining backward loss leads to an 'Abstract classes cannot be instantiated' error. Why is that?

I think your MATLAB version is R2019a or earlier and you are referring to the documentation of R2019b. In MATLAB R2019a and ear...

2 years ago | 0

Answered

Error when building a array code

Hello, The error is generated since the right hand side of zm3(i,j+1) = rain(:,:,2+yr*38); is a matrix with dimension 141x71...

Error when building a array code

Hello, The error is generated since the right hand side of zm3(i,j+1) = rain(:,:,2+yr*38); is a matrix with dimension 141x71...

2 years ago | 0

Answered

How can I create a column matrix whose elements are unknown variables

If you know n, then you could define a column vector as vector = zeros(n,1); Later you can assign the values for each position...

How can I create a column matrix whose elements are unknown variables

If you know n, then you could define a column vector as vector = zeros(n,1); Later you can assign the values for each position...

2 years ago | 0

Answered

How to separate the elements of a table with their names?

I am not sure of getting rid of the for-loop. But the following code can achieve what you are looking for neatly. Assume T is ...

How to separate the elements of a table with their names?

I am not sure of getting rid of the for-loop. But the following code can achieve what you are looking for neatly. Assume T is ...

2 years ago | 0

Answered

Centered FFT & DFT: cannot devise required phase shift vector(s).

fftshift will shift the zero frequency components to the center of the spectrum.

Centered FFT & DFT: cannot devise required phase shift vector(s).

fftshift will shift the zero frequency components to the center of the spectrum.

2 years ago | 0

Answered

How to change vertical alignment on worldmap figure?

The following code will move the meridian (longitude) labels to ‘baseline’ position. load korea map_axis = worldmap(map, ref...

How to change vertical alignment on worldmap figure?

The following code will move the meridian (longitude) labels to ‘baseline’ position. load korea map_axis = worldmap(map, ref...

2 years ago | 0

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Answered

How to create a bounding box with a right angled triangle.

I assume that a bounding box is needed to be drawn over a right-angled triangle. x1 = [0 1 0]; y1 = [0 0 1]; polyin = poly...

How to create a bounding box with a right angled triangle.

I assume that a bounding box is needed to be drawn over a right-angled triangle. x1 = [0 1 0]; y1 = [0 0 1]; polyin = poly...

2 years ago | 0

Answered

How to find cells corresponding to zero lag in an autocorrelation function

The zero lag produces the highest value in the autocorrelation output. Hence simply finding the maximum value of the autocorrela...

How to find cells corresponding to zero lag in an autocorrelation function

The zero lag produces the highest value in the autocorrelation output. Hence simply finding the maximum value of the autocorrela...

2 years ago | 0

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Answered

anyway to call checkbox in appdesigner programmatically?

I assume that you have already created a checkBox in app-designer, and you want to check or uncheck the checkBox programmaticall...

anyway to call checkbox in appdesigner programmatically?

I assume that you have already created a checkBox in app-designer, and you want to check or uncheck the checkBox programmaticall...

2 years ago | 1

Answered

Why doesn't audiowrite write metadata (title, etc) to wav file?

Refer similar question, https://in.mathworks.com/matlabcentral/answers/480095-audiowrite-function-is-not-saving-the-title-or-ar...

Why doesn't audiowrite write metadata (title, etc) to wav file?

Refer similar question, https://in.mathworks.com/matlabcentral/answers/480095-audiowrite-function-is-not-saving-the-title-or-ar...

2 years ago | 0

Answered

Audiowrite function is not saving the title or artist information

The MATLAB function audiowrite correctly writes the title as well as Artist information to the file created. You can verify the ...

Audiowrite function is not saving the title or artist information

The MATLAB function audiowrite correctly writes the title as well as Artist information to the file created. You can verify the ...

2 years ago | 1

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Answered

create gui using matlab

You can implement the GUI using MathWorks App Designer. Invoke App Designer by entering appdesigner in MATLAB Command Window an...

create gui using matlab

You can implement the GUI using MathWorks App Designer. Invoke App Designer by entering appdesigner in MATLAB Command Window an...

2 years ago | 0

Answered

Noise Power for the Band limited white Noise Block

The Noise Power Parameter Specify the height or the y-axis of the PSD (Power spectral density) of the white noise. Hence the uni...

Noise Power for the Band limited white Noise Block

The Noise Power Parameter Specify the height or the y-axis of the PSD (Power spectral density) of the white noise. Hence the uni...

2 years ago | 0

Answered

Reinforcement Learning Toolbox: Discount factor issue

In the Episode Manager you could view the discounted sum of rewards for each episode named as Episode Reward. This should be the...

Reinforcement Learning Toolbox: Discount factor issue

In the Episode Manager you could view the discounted sum of rewards for each episode named as Episode Reward. This should be the...

2 years ago | 0

Answered

Trying to find best fit of the shape y = a/(x-b)+c. Getting warning of badly conditioned polynomial sometimes but not always.

Try scaling and shifting the input x such that the mean of x is zero and the standard deviation as one. This scaling and shiftin...

Trying to find best fit of the shape y = a/(x-b)+c. Getting warning of badly conditioned polynomial sometimes but not always.

Try scaling and shifting the input x such that the mean of x is zero and the standard deviation as one. This scaling and shiftin...

3 years ago | 0

Answered

can someone explain the error in this input for loop

If you can see the issue again, revert with the error message and the code you have used. Also correct the usage of fprintf comm...

can someone explain the error in this input for loop

If you can see the issue again, revert with the error message and the code you have used. Also correct the usage of fprintf comm...

3 years ago | 0

Answered

Wave Upward Zero Crossing Function

The variable len3 is defined in the following loop. if xDetrended(1,1)==0 & xDetrended(2,1)>0 len3=1; end if (xDetrended(1,...

Wave Upward Zero Crossing Function

The variable len3 is defined in the following loop. if xDetrended(1,1)==0 & xDetrended(2,1)>0 len3=1; end if (xDetrended(1,...

3 years ago | 0

Answered

Communication Toolbox General CRC Generator

Since your data is an array of integers and the General CRC Generator block expects binary, you could use an integer to bit conv...

Communication Toolbox General CRC Generator

Since your data is an array of integers and the General CRC Generator block expects binary, you could use an integer to bit conv...

3 years ago | 0

Answered

how to Use cumsum for a random variables of times to reach a certain value

I understand that you have packet arrival times generated randomly and I assume you want to find the number of packet arrival in...

how to Use cumsum for a random variables of times to reach a certain value

I understand that you have packet arrival times generated randomly and I assume you want to find the number of packet arrival in...

3 years ago | 0

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