Question

Error in length of matrix

Hey Everyone, I have 2 txt file the first one is A with size (70x15) and the other one B with size (12x15). I want to make th...

plus de 12 ans il y a | 1 réponse | 0

Question

Test for Normally distributed data

Hey everyone, I have a set of data what is the best test to do to see if they are normally distributed or not?? I used norm p...

plus de 12 ans il y a | 1 réponse | 0

Question

Load different files then converting them into .txt files

Hey everyone, %% To load data from the (.mat) files and then convert them to (.txt) files a=['20MIN_SCHJ300639_22020...

plus de 12 ans il y a | 2 réponses | 0

Question

Cut a continuous signal into frames

Hey everyone, I have a continuous signal with size 1x400000 (analog data that corresponds to a 20 min signal) and I would lik...

plus de 12 ans il y a | 1 réponse | 0

Question

fft

Hey everyone, I just want to know why we use fft in matlab to compute DFT? and can anyone recommend good DSP books or manual...

plus de 12 ans il y a | 1 réponse | 0

Réponse apportée

Non-linear regression

Actually the prediction went wrong, it seems like I am having an error during the running of GA!! so I minimized the order till ...

Non-linear regression

Actually the prediction went wrong, it seems like I am having an error during the running of GA!! so I minimized the order till ...

presque 13 ans il y a | 0

Question

Non-linear regression

Hey everyone, I want to make long-term load forecasting using GA. So the first step is to come up with a model, in one of the...

presque 13 ans il y a | 5 réponses | 0

Question

send data to an output file (.txt) using fprintf

Hey everyone, I want to generate and send data to a text file using fprintf command and I want my output to look like this: ...

plus de 13 ans il y a | 1 réponse | 0

Question

read different file formats then return their values

How can I read (.CEP) file format through matlab. I tried fscanf and then disp. fscanf is not working and disp always displays ...

plus de 13 ans il y a | 1 réponse | 0

Question

convert 2-D to I-D matrix

How to convert from 15*15 2D matrix to 1d matrix. This is the code I used but it seems that there is something wrong when I run ...

plus de 13 ans il y a | 1 réponse | 0

Question

call cplex from matlab

How can I call cplex from matlab? And what versions of matlab and cplex should I have inorder to do so?

plus de 13 ans il y a | 2 réponses | 0

Réponse apportée

GA- Individuals, Populations and Generations

I'm sorry I didn't understand your question, but I can provide you with useful books take a look at them, they may answer your q...

GA- Individuals, Populations and Generations

I'm sorry I didn't understand your question, but I can provide you with useful books take a look at them, they may answer your q...

plus de 13 ans il y a | 0

Question

How to generate pn-sequence in matlab?

How can I generate PN-sequence that is then used for spreading the spectrum in CDMA?? I once read that it is implemented using s...

plus de 13 ans il y a | 1 réponse | 0

Réponse apportée

GA- Individuals, Populations and Generations

How many variables do u have?? and each variable is represented by how many bits??

GA- Individuals, Populations and Generations

How many variables do u have?? and each variable is represented by how many bits??

plus de 13 ans il y a | 0

Question

GA implementation in matlab without using the toolbox

This is my code for implementing ga in matlab: % Program for Genetic algorithm to minimize the constrained function ga_test ...

plus de 13 ans il y a | 3 réponses | 0

Réponse apportée

constriant for genetic

If you are using the GA toolbox write it as a matrix form and it also depends whether the constraints are linear or not. Take a ...

constriant for genetic

If you are using the GA toolbox write it as a matrix form and it also depends whether the constraints are linear or not. Take a ...

plus de 13 ans il y a | 0

Question

Population type 'bitString' in the GA toolbox

I set the Population type as 'bitString' in the options structure but after running the ga solver values of my x are not integer...

plus de 13 ans il y a | 1 réponse | 1

Question

Is there a way I can view the unsatisfied linear constraints from GA in Global Optimization Toolbox after running the problem?

After I run my problem using ga I get a message stating that the linear constraints were not satisfied although I got values for...

plus de 13 ans il y a | 1 réponse | 0

Question

Error,, too many input arguments!!

function [x,fval] = yasmin %% Fitness function (objective function) and number of variables fitnessFcn = @(x) ga_test(x); num...

plus de 13 ans il y a | 1 réponse | 0

Réponse apportée

Genetic Algorithm

Actually I'm using win32-bit and a RAM of 2G only!! So from where can I know the size limitation?? Thanks in advance.

Genetic Algorithm

Actually I'm using win32-bit and a RAM of 2G only!! So from where can I know the size limitation?? Thanks in advance.

plus de 13 ans il y a | 0

Question

Genetic Algorithm

In solving a problem using ga, I'll use this command :ga(fitnessfcn,nvars,A,b,Aeq,beq,LB,UB,nonlcon,options). My question is tha...

plus de 13 ans il y a | 3 réponses | 0

Question

plotting circles

How can I plot circles, same radius and different centers, all in one graph. I used the following command to draw +,o,diamond: ...

plus de 13 ans il y a | 4 réponses | 0