Sadiq Akbar

Last seen: 6日前 | 2015 年からアクティブ

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I am Sadiq Akbar, a keen learner in Matlab

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135 質問
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質問

How to find the RMSE? Reposted @torsten
@Torsten I asked this question on URL: https://www.mathworks.com/matlabcentral/answers/2172760-how-to-find-the-rmse Even I res...

3ヶ月前 | 0 件の回答 | 0

0

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質問

How to find the RMSE?
I have the following code: clear;clc ula = phased.ULA('NumElements',10,'ElementSpacing',0.5); angs = [40 -20 20; 0 0 0];% an...

3ヶ月前 | 2 件の回答 | 0

2

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質問

where can I find the code?
where can I find the code of helperPlotDOASpectra?

3ヶ月前 | 1 件の回答 | 0

1

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質問

why the give code doesn't meet my requirements?
I want to Wrap angles to the range [-180, 180] degrees. For this I have the following code: function wrapped_angles = wrapTo18...

7ヶ月前 | 1 件の回答 | 0

1

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質問

Why does this technique not work?
I have a mat file which has a row vector u and a matrix temp_gbo. The size of this matrix is 100 x 4. I want the following: Eac...

8ヶ月前 | 3 件の回答 | 0

3

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質問

Why does this code give error?
When I run the main, it gives me the following error: Unable to perform assignment because the indices on the left side are not...

9ヶ月前 | 1 件の回答 | 0

1

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質問

I want to plot RMSE from mat file but it gives error
When I run the m file, it gives me he following error: Operator '-' is not supported for operands of type 'cell'. Error in RMS...

9ヶ月前 | 1 件の回答 | 0

1

回答

質問

Why does this code give error although everything seems ok?
When I run the m file FHO4, it gives me the following error: Error using unifrnd Size information is inconsistent. Error in F...

9ヶ月前 | 1 件の回答 | 0

1

回答

質問

Why does the code always return "-ve" values?
When I run the main, it returns me all negative values though I have given only two negative values. Explanaton: Inside main, ...

11ヶ月前 | 1 件の回答 | 0

1

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質問

These 3 codes when run give error
I have 3 codes as given in attachment. When I run the "main.m", it gives the following error: Index in position 1 exceeds arr...

11ヶ月前 | 1 件の回答 | 0

1

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質問

How to do correction in this piece of code?
clear;clc u=[30 50 60 80];% [Theta1 Theta2 Phi1 Phi2] four angles M=length(u); P=M/2; % No. of sources f=1e9;% frequency c=...

11ヶ月前 | 1 件の回答 | 0

1

回答

質問

I tried this code but it gives me an error
There are 8 antennas placed in a circle and there are two sources in the far field from which rays are coming and are incident o...

12ヶ月前 | 2 件の回答 | 0

2

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質問

Why does this code give error?
clear;clc %% fc = 3e8;% Carrier frequency Nb = 1000;% Number of snapshots c = 3e8; wavelength = c/fc;% The wavelength o...

12ヶ月前 | 1 件の回答 | 0

1

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質問

Why does this code give error?
clear;clc; fc = 3e8; Nb = 1000; %% Number of snapshots c=3e8; wavelength = 3e8/fc; d = 0.5*wavelength; N = 10; ...

12ヶ月前 | 1 件の回答 | 0

1

回答

質問

How to find the Relative Root Mean Square Error for the given data?
I have some data as given below: u=[-30 30 -50 50];% desired vector low = [-90 -90 -90 -90]; up = [90 90 90 90]; b = low + (...

約1年前 | 1 件の回答 | 0

1

回答

質問

How to merge the three mat files?
I have three mat files. I wan a new mat file to which I want to copy the data of all these 3 mat files except the variables for ...

約1年前 | 1 件の回答 | 0

1

回答

質問

How to display this whole data simultaneously?
When I run the following code, it displays the data in such a way that it shows the 1st 9 columns in one screen and the remainin...

約1年前 | 1 件の回答 | 0

1

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質問

Why the last err is a row vector of all zeros instead of a single zero?
I want to reduce the number of variables in the following code. Also, the value of the last variable should be a single zero but...

約1年前 | 1 件の回答 | 0

1

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質問

How to convert the attached equations in Matlab?
I have two equations which I have attached in the attachment here. I want to convert them in Matlab code. But how? I tried but i...

約1年前 | 1 件の回答 | 0

1

回答

質問

why the arrangement of elements are changing?
I have a function fNoise() and a main.m. Both are in the attchment. When I run the main several times, some time the arrangement...

約1年前 | 1 件の回答 | 0

1

回答

質問

Why does this code give me an error?
I want to run the Wild Horse Optimizer (WHO) with my fitness function. It will give me an estimated solution "gBest". Then I wan...

約1年前 | 2 件の回答 | 0

2

回答

質問

How to get a surface plot for the given function to know how many minima are there?
I have a function whose code is given below. I want to determine whether it has one local minimum or several local minima? Fo th...

約1年前 | 1 件の回答 | 0

1

回答

質問

How to modify the 2nd code like the 1st one?
I have two codes. I want to modify the 2nd code given below like that of the 1st code given below: CODE1: u=[30 40 50 80]; %i....

1年以上前 | 1 件の回答 | 0

1

回答

質問

How to vectorize the given code?
u=[1 2 40 70];b=u; [~,C]=size(b); P=C/2; M=2*C; f=1e9; c=3e8; l=c/f; K=(2*pi)/l; M=10; d_circular=l/2; a=(M*d_circular...

1年以上前 | 2 件の回答 | 0

2

回答

質問

How to reduce the execution time of the given piece of code?
I have an algorithm "WHO", a function "fobjNoise" and a script "main". I run the main and I get different values of fitness for ...

1年以上前 | 1 件の回答 | 0

1

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質問

How to tackle the given issue?
I copied the given code from the following Mathworks site: https://www.mathworks.com/help/phased/ref/phased.rootmusicestimator.s...

1年以上前 | 0 件の回答 | 0

0

回答

質問

Why the given codes give errors for vector bounds but runs well for scalar bounds?
I have downloaded an algorithm BBO from the Mathworks site. I run it with my fitness function "fitVectorized1.m". I oberved the ...

1年以上前 | 1 件の回答 | 0

1

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質問

How to use two releases of MATLAB (R2017a and R2022b) simultaneously on my laptop?
I had one relaese of MATLAB R2022b installed on my system but it is missing the optimtool. Then I treid to install R2017a, it is...

1年以上前 | 1 件の回答 | 0

1

回答

質問

Why do we get different results here?
I have two functions namely "myfunAskMathworks.m" and "ByAskic.m". The latter is a modified version of the 1st one. In the 1st o...

約2年前 | 2 件の回答 | 0

2

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質問

The code works but it gives this warning. How to remove this warning?
In the attachment, run the "main.m" file. It works but it continuiusly gives the following warning types: Warning: Integer oper...

約2年前 | 2 件の回答 | 0

2

回答

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