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Question

How to create a 3 dimensional matrix from two matrices each of 2 dimensions

I have two matrices A and B each of dimension 4x110. I would like to create a 3 dimensional matrix C of dimension 4x2x110 which ...

nästan 8 år ago | 1 answer | 0

### 1

answerQuestion

Reshape a matrix dimension

I have a matrix A which has dimension 1320 x14x4 and I would like to make it a matrix of dimension 12x110x14x4. I know I should ...

nästan 8 år ago | 2 answers | 0

### 2

answersQuestion

Question regarding Antenna toolbox example provided by mathworks ( beam pattern)

This question is related to the Antenna toolbox in MATLAB. I have found an online example from Mathworks, below is the link whic...

ungefär 9 år ago | 1 answer | 0

### 1

answerQuestion

How do I update a matrix in for loop (indexing problem)

Hello, I have a matrix A and a vector u. I want to run a for loop to update the vector u. The operation is easy, I will mult...

ungefär 9 år ago | 1 answer | 0

### 1

answerQuestion

Questions regarding Classdef - functions

I have come across the following terms/functions when exploring a class builtin MATLAB and I would like to understand the code b...

mer än 9 år ago | 0 answers | 0

### 0

answersQuestion

The colon notation used in multidimensional array

I have come across the following notation in MATLAB y(:, :, :, 2) = y(:, :, :, 1); y(:, 1, :, 4) = y(:, 1, :, ...

mer än 9 år ago | 2 answers | 0

### 2

answersQuestion

I don't understand what this u(:,1) does to matrix or vector?

Hi What does the following notation mean u(:,1) Does it covert a row vector to a column vector? Thanks

mer än 9 år ago | 1 answer | 0

### 1

answerQuestion

Random Stream and mt19937ar with seed

Hello, The following object is built in by MATLAB comm.AWGNChannel('NoiseMethod', 'Signal to noise ratio (SNR)',... ...

mer än 9 år ago | 2 answers | 0

### 2

answersQuestion

persistent init and rng

I found the following command in a built in function in MATLAB, can anyone please explain to me what they mean? persi...

mer än 9 år ago | 0 answers | 0

### 0

answersQuestion

narginchk and varargin in MATLAB

I have come across PART of a code in MATLAB in a toolbox that I don't understand elseif (txMode==2) narginchk(7,...

mer än 9 år ago | 2 answers | 0

### 2

answersQuestion

Defining MATLAB function parameters

Hi, My question is regarding MATLAB syntax, I provided an example but I care about the syntax and not specifically about this...

mer än 9 år ago | 1 answer | 0

### 1

answerQuestion

Can't understand what rng(seed) does.

I have come across this command in matlab. rng(seed). I used the help to understand what its means, and I still don't get it. ...

mer än 9 år ago | 1 answer | 0

### 1

answerQuestion

Where do I ask specific toolbox questions?

My question is quite general. If I need to ask a question regarding a specific toolbox, for example specific questions regarding...

mer än 9 år ago | 1 answer | 0

### 1

answerQuestion

integral3 how can i make it faster?

I am using integral3 numerical integration to evaluate an integral whose result should end up with a number between 0 and 1 whic...

mer än 9 år ago | 1 answer | 0

### 1

answerQuestion

Speeding up integral3 command is taking too long to execute

I am using MATLAB to execute a triple integral using integral3 and it is running very slow. I was wondering if there ways to spe...

mer än 9 år ago | 1 answer | 0

### 1

answerQuestion

A double integral with a singularity point

I am trying to perform a double integration of function as follows <</matlabcentral/answers/uploaded_files/26049/Screen...

mer än 9 år ago | 1 answer | 0

### 1

answerQuestion

Major confusion for loops - precision not acquired

I have a loop that sums the values of function called pdfomegat omegat= -1.9999:0.01:+1.9999; sum1=0; ...

nästan 10 år ago | 3 answers | 0

### 3

answersQuestion

Symbolic integration vs numerical integration

I have an expression with three variables x,y and v. I want to symbolically integrate v, and so I use int function ...

nästan 10 år ago | 2 answers | 0

### 2

answersQuestion

How do I refine my integration?

I am using integral and integral2 functions to numerically integrate, I am however very skeptical about the results. I was wonde...

nästan 10 år ago | 3 answers | 0

### 3

answersQuestion

Reimann sum and numerical integration

I am trying to solve the functions below numerically using MATLAB <</matlabcentral/answers/uploaded_files/243...

nästan 10 år ago | 1 answer | 0

### 1

answerQuestion

Triple integral using integral3

The following is a triple integral I am trying to compute using MATLAB, (please check link for clear illustration) http://i....

nästan 10 år ago | 1 answer | 0

### 1

answerQuestion

Triple integral found sym ?

I am trying to perform a numerical triple integral over s, gamma1, gamma2. The limits are (-inf +int) (0,+inf) and (gamma1,+inf)...

nästan 10 år ago | 2 answers | 0

### 2

answersQuestion

Draw a polar plot from cartesian plot of gain function

I have used MATLAB to draw the following gain function of an antenna array, the code was as follows, Nt=8; deltat=1;...

ungefär 10 år ago | 1 answer | 0

### 1

answerQuestion

Numerical Integration Is my approach correct?

I have an integration which can not be solved in closed form and I have to solve numerically. I am using MATLAB built functions ...

ungefär 10 år ago | 1 answer | 0

### 1

answerQuestion

Help in integrating an expression

My question is regarding integral in MATLAB. Please don't be scared by the complicated notation. They are almost all constants. ...

ungefär 10 år ago | 1 answer | 0

### 1

answerQuestion

A problem with my digital communication code

I have a problem in writing in MATLAB a program that modulates data bits, adds noise, then demodulates it and calculates the bit...

ungefär 10 år ago | 2 answers | 0

### 2

answersQuestion

Integration numerical with variable limits

I am trying to find a double integration numerically where the inner integral has variable limits while the outer integral has ...

ungefär 10 år ago | 3 answers | 0