Community Profile Last seen: 5일 전 2015 이후 활성

I am Sadiq Akbar, a keen learner in Matlab

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질문

Why this piece of code gives error?
CostFunction='fun4sn0'; nPop=120; nVar=4;%nVar=1000; nPop_Initial=nPop; nPop_Final=30; MaxNFE=3e3; MaxIter0=ceil(MaxNFE/...

2달 전 | 답변 수: 2 | 0

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질문

Why this gives error?
LB=[0 0 0 0]; UB=[10 10 pi pi]; particles_x(1,1)=LB+rand*(UB-LB)

3달 전 | 답변 수: 2 | 0

### 2

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질문

How to draw a pulse train
I want to draw a pulse train in Matlab like the one shown blue in attached picture. The duration of each pulse is Tp and there a...

4달 전 | 답변 수: 1 | 0

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질문

How to plot peaks on desired location in a 3D plot?
There are two vectors that will make an xy-plane. I want to draw a peak pointing in z-direction on a desired location on the xy-...

4달 전 | 답변 수: 1 | 0

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How to plot a 3D plot from three linear vectors?
I have three vectors x ,y and z. The size of all of them are same.But all of them are 1D arrays. I want to draw a 3D plot from t...

4달 전 | 답변 수: 1 | 0

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MATLAB libraries of DHT11 sensor
@ MathWorks MATLAB Hardware Team If the DHT11 sensor is connected to my Arduino and I want to read the temperature and humidi...

7달 전 | 답변 수: 1 | 0

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채널

IOTDEMO10

8달 전

질문

Why do upsample and downsample commands give wrong results in start of sequence?
I have a code for upsampling an input sequnce x and then downsampling it back to original by a factor 3. When I look at the plot...

8달 전 | 답변 수: 3 | 0

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Everything being the same, then why does matrix C give different values in the two codes?
All the values are the same in both the codes, then why does matrix C give different values in both the codes? code1: u=[30 50...

9달 전 | 답변 수: 1 | 0

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I want to implement these equations in MATLAB but how?
The equations are given in the attachment. Assume lambda=1. How to implement the given equations in MATLAB?

9달 전 | 답변 수: 1 | 0

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질문

How to separate the MIMO code only from given code?
The given code treats three types of system namly PHASED-ARRAY RADAR, MIMO RADAR and PHASED-MIMO RADAR (K=5). I want to delete t...

9달 전 | 답변 수: 0 | 0

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질문

why the command "figure(gcf+1)" gives error?????
doas=[-30 -5 40]*pi/180; P=[1 1 1]; N=10; %Number of array elements K=1024; %Number of data snapshots d=0.5; %Distance bet...

9달 전 | 답변 수: 1 | 0

### 1

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질문

Why this code gives error?
Nc=31; N=5; M=3; K=3; tot_len=200; array_TX =[3.5086 0 0;2.6877 2.2553 0;0.6093 3.4553 0;-1.7543 3.0385 0;-3...

10달 전 | 답변 수: 1 | 0

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질문

Why this code the given error?
close all; clear all; clc; vec = @(MAT) MAT(:); vecH = @(MAT) MAT(:).'; % M = 5; M = 10; N = 4; % N = 10; d = 0.5; K = 3...

10달 전 | 답변 수: 1 | 0

### 1

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질문

why this line gives error?
I have a code in which there is an error: %% 212 % Range 213 Range_hat(1) = Ranges(snapstart(1)); 214 Rangebin_hat...

11달 전 | 답변 수: 2 | 0

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What are these commands in Matlab? Can any one explain them with examples. I searched them but didn't find any help
I don't understand the following commands in Matlab. I searched their help but in vain. Can anyone explain them with examples? ...

11달 전 | 답변 수: 1 | 0

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질문

How to generate a Gaussian random complex vector of N elements
How can we generate a Gaussian random complex vector of N elements of zero mean and variance 1 in MATLAB ?

약 1년 전 | 답변 수: 2 | 0

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질문

How to rectify the error in this code?
I found a code for ESPRIT algorithm as below but it gives me this error: Undefined function or variable 'theatest3'. Error...

약 1년 전 | 답변 수: 1 | 0

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질문

Covariance matrix as a diagonal matrix or not??????
The literature says that when three signals are uncorrelated i.e., they have different frequencies, then their COVARIANCE MATRIX...

약 1년 전 | 답변 수: 1 | 0

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질문

Can we use xcorr() for continuous signals
If we have two continuous signals as below: Then can we use xcorr() to find the correlation between them? close all; clc; clear...

약 1년 전 | 답변 수: 0 | 0

### 0

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질문

two coherent and two correlated signals in Matlab
How can we generate two coherent signlas in Matlab? Likewise how can we generate two correlated signlas in Matlab. Furhter how w...

약 1년 전 | 답변 수: 2 | 0

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질문

Problem in AWGN command
I have two matrices A and xx.. The dimension of the matrix A is 9 x 3 complex double and that of xx is 3 x 500 complex double. T...

약 1년 전 | 답변 수: 1 | 0

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질문

dividing a diagonal matrix into same and different diagonal elements
I have a diagonal matrix as: V = [ 0.0001 0 0 0 0; 0 0.0001 0 0 0; ...

약 1년 전 | 답변 수: 1 | 0

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질문

Why do these two codes give different covariance matrices?
1st code: S =[ 0.6661 - 0.7458i 0.4210 - 0.9071i 1.0000 + 0.0000i;-0.9127 + 0.4086i -0.8429 + 0.5381i 1.0000 + 0.0000i;1...

약 1년 전 | 답변 수: 1 | 0

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질문

Why does this code give error?
clear all close all N=100; fc=1.0e9; fs=20*fc; w=2*pi*fc/fs; n=0:N-1; s=sqrt(1.0)*exp(i*w*n); wn=sqrt(0.1/2)*(ra...

약 1년 전 | 답변 수: 1 | 0

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질문

Why this code gives error?
clear all close all N=1001; f1=1.0000e9; f2=1.0200e9; fs=4*f1; w1=2*pi*f1/fs; ...

약 1년 전 | 답변 수: 4 | 0

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질문

How to form covariance matrix of this?
I have a complex matrix as: S = 0.6661 - 0.7458i 0.4210 - 0.9071i 1.0000 + 0.0000i -0.9127 + 0.4086i -0.8429 + 0....

약 1년 전 | 답변 수: 0 | 0

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질문

How to install a Matlab package offline?????
I have downloaded the following Matlab packages from Mathworks site. 1.Matlab support package for arduino 2-Simulink support p...

약 1년 전 | 답변 수: 1 | 0

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질문

Why the result of SQP algorithm varies each time when we change the starting point xo?
I have this code for running the SQP algorithm which is as follows: OPTIONS = optimoptions('fmincon','Algorithm','sqp','Display...

약 1년 전 | 답변 수: 1 | 0

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Why each time algorithm "interior point" is shown in output even if I use different algorithm?
My fitness function is as below: function out=myfitness(b) u = [1 2 3 4]; out1 = u-b; out = sum(out1.^2,2...

약 1년 전 | 답변 수: 1 | 0

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