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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 ...

8 years ago | 1 answer | 0

1

answer

Question


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 ...

8 years ago | 2 answers | 0

2

answers

Question


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...

9 years ago | 1 answer | 0

1

answer

Question


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...

9 years ago | 1 answer | 0

1

answer

Question


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...

9 years ago | 0 answers | 0

0

answers

Question


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, :, ...

9 years ago | 2 answers | 0

2

answers

Question


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

9 years ago | 1 answer | 0

1

answer

Question


Random Stream and mt19937ar with seed
Hello, The following object is built in by MATLAB comm.AWGNChannel('NoiseMethod', 'Signal to noise ratio (SNR)',... ...

9 years ago | 2 answers | 0

2

answers

Question


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...

9 years ago | 0 answers | 0

0

answers

Question


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,...

9 years ago | 2 answers | 0

2

answers

Question


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...

9 years ago | 1 answer | 0

1

answer

Question


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. ...

9 years ago | 1 answer | 0

1

answer

Question


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...

9 years ago | 1 answer | 0

1

answer

Question


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...

9 years ago | 1 answer | 0

1

answer

Question


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...

9 years ago | 1 answer | 0

1

answer

Question


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...

9 years ago | 1 answer | 0

1

answer

Question


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; ...

10 years ago | 3 answers | 0

3

answers

Question


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 ...

10 years ago | 2 answers | 0

2

answers

Question


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...

10 years ago | 3 answers | 0

3

answers

Question


Reimann sum and numerical integration
I am trying to solve the functions below numerically using MATLAB <</matlabcentral/answers/uploaded_files/243...

10 years ago | 1 answer | 0

1

answer

Question


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....

10 years ago | 1 answer | 0

1

answer

Question


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)...

10 years ago | 2 answers | 0

2

answers

Question


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;...

10 years ago | 1 answer | 0

1

answer

Question


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 ...

10 years ago | 1 answer | 0

1

answer

Question


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. ...

10 years ago | 1 answer | 0

1

answer

Question


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...

10 years ago | 2 answers | 0

2

answers

Question


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 ...

10 years ago | 3 answers | 0

3

answers