Sadiq Akbar
I am Sadiq Akbar, a keen learner in Matlab
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Domanda
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...
circa un mese fa | 0 risposte | 0
0
risposteDomanda
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 ...
circa 2 mesi fa | 1 risposta | 0
1
rispostaDomanda
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...
circa 2 mesi fa | 0 risposte | 0
0
risposteDomanda
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...
7 mesi fa | 2 risposte | 0
2
risposteDomanda
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...
7 mesi fa | 2 risposte | 0
2
risposteDomanda
Why this piece of code gives error?
When I run the following code, it gives me error on line 19. The code is: clear;clc; c = 3e8; % signal propagation spee...
7 mesi fa | 1 risposta | 0
1
rispostaDomanda
Why the 2nd code does not behave like the 1st code?
In the attached code of "myfunAskMathworks.m", yo and ye both are of the order 36x1 and these are correct. But in the other atta...
7 mesi fa | 2 risposte | 0
2
risposteDomanda
Is there a way to reduce execution time of the following because it took 6 hours and still is executing?
I have attached a file 'main.m'. I started to run main.m at 1:50pm today and still its going on executing and I don't know when ...
7 mesi fa | 1 risposta | 0
1
rispostaDomanda
Why this code says unrecognized function u?
I had a GA code which was generated by GA in earlier MATLAB version. But I had used there global variables. Later on, I replaced...
7 mesi fa | 1 risposta | 0
1
rispostaDomanda
Why does this code give error?
I want to implenet timeit() function to find the machine time for the execution of the m-file 'fpa1.m'. But when I run the attac...
7 mesi fa | 1 risposta | 0
1
rispostaDomanda
why estimating 3 values takes longer time than estimating 4 values?
In the attached code, when we estimate 2 values of u, it takes less time than the case where we estimate 3 values of u? It seems...
7 mesi fa | 1 risposta | 0
1
rispostaDomanda
How to find the total memory used during the execution of the code?
To find the efficiency of my algorithm, I searched this site: URL: https://www.kdnuggets.com/2022/09/calculate-algorithm-effici...
7 mesi fa | 2 risposte | 0
2
risposteDomanda
How to find the efficiency of an algorithm?
I have an algorithm fpa1. How can I find its efficiency? All the required files are in the attachment. You can run the main file...
8 mesi fa | 1 risposta | 0
1
rispostaDomanda
How can we reduce the execution time of this whole code?
I want to minimize the "execution time" of the code given in the attachment. You can run the m file "main".
8 mesi fa | 1 risposta | 0
1
rispostaDomanda
Why legend is not displayed?
How can I display the legend at my desired side outside the figure? I run the following code but it doesn't work: clear all; cl...
8 mesi fa | 1 risposta | 0
1
rispostaDomanda
How to display a message as flashing and in my desired color and font size?
I want to display the following message in flashing and in my desired color and font size: " Yes, the error is the same " I ...
8 mesi fa | 2 risposte | 0
2
risposteDomanda
How to remove all for-loops with vectorization?
I have the following piece of code. I have posted similar codes earlier also and therefore 1st I tried myself to vectorize it bu...
8 mesi fa | 1 risposta | 0
1
rispostaDomanda
How to replace all row vectors except 1st according to the difference?
I have a matrix named as 'two' of size 100 x 4. I have also a singe row vector u=[-55 55 65 -65]; Let we find the error ...
8 mesi fa | 1 risposta | 0
1
rispostaDomanda
How to replace the array data in workspace data?
I have three Mat files namely '2sn0dB.mat', '3sn0dB.mat' and '4sn0dB.mat'. All of them have array 0f size 100 x 1 and having sam...
8 mesi fa | 1 risposta | 0
1
rispostaDomanda
How to replace the values of a vector from desired location to its end?
I have three vectors a, b and c given below. I want to replace all the values of 'a' from my desired location say for example fr...
8 mesi fa | 2 risposte | 0
2
risposteDomanda
How to arrange a matrix in descending order w.r.t rows?
If we have a large matrix and we want to arrange it in descending order i.e., the largest row shoud come on top, then 2nd larges...
8 mesi fa | 2 risposte | 0
2
risposteDomanda
How to find the vector b if we know the RMSE?
If we have two vectors given by: a=[3,6,8,20,35,45]; b=[3.0343, 6.2725, 8.5846, 18.3781, 34.2025, 44.9699]; Then its Mean Squ...
8 mesi fa | 2 risposte | 0
2
risposteDomanda
How to replace all for-loops ?
I had posted a function here for vectorization. Now this is the same function and even I tried myself to replace all for-loops l...
9 mesi fa | 1 risposta | 0
1
rispostaDomanda
How to recover Mat data?
I had saved my worksapce data with the name 'abc'. This had many variables some of which were scalars and some of which were vec...
9 mesi fa | 1 risposta | 0
1
rispostaDomanda
I don't understand why does it give error?
I downloaded the following code from Mathworks site whose URL is : URL: https://www.mathworks.com/matlabcentral/fileexchange/52...
9 mesi fa | 1 risposta | 0
1
rispostaDomanda
How to vectorize this piece of code by replacing all the for-loops?
I want to vectorize the following piece of code so that it becomes fast. But M and N can be only coprime numbers and N < M alway...
9 mesi fa | 2 risposte | 0
2
risposteDomanda
How to reduce its execution time and why the value of e is a column vector?
I have the following piece of code. clc;clear all; c = 340; f = 3400; d = c/f/2; T = 1; ...
9 mesi fa | 2 risposte | 0
2
risposteDomanda
how to reduce its computing time?
u=[30 40 50 70]; b=u; [~,C]=size(b); P=C/2; M=10; xo=zeros(1,M); yo=zeros(1,M); zo=zeros(1,M); for k=1:M for i=1:...
9 mesi fa | 1 risposta | 0
1
rispostaDomanda
Why does it give wrong answer?
I took a code from the Mathworks site given below: URL: https://www.mathworks.com/help/phased/ref/rootmusicdoa.html N = 10; d...
9 mesi fa | 0 risposte | 0
0
risposteDomanda
Why this code gives error on line 47?
I downloaded the code attached from the following URL of Mathworks site: URL: https://www.mathworks.com/matlabcentral/fileexcha...
9 mesi fa | 1 risposta | 0
1
risposta
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