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Abdelmoumen Bacetti


42 total contributions since 2009

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Question


PID non linear ode model
Hi guys I've modeled a nonlinear system using ode function, but I don't see how can I use a PID controller alongside with thi...

5 months ago | 0 answers | 0

0

answers

Question


find doesn't work with tables
hello I'm trying to find the index vector of where appears a value in a one column of a table (not an array nor a cell). H...

7 months ago | 3 answers | 0

3

answers

Question


I can't get GUI text entry
hello _ |knowing that many people posted the same problem but no working solution has been proposed.|_ I got this error "A...

2 years ago | 1 answer | 0

1

answer

Answered
Multistart parameter space and fval return
Actually I didn't know that Matlab allows automatically running optim problems with different start points. This is why I wrote ...

2 years ago | 0

Answered
Optimization: which function is better for my case?
It would be better if you can provide some code. From the output, and regarding the narrow interval of your variables, I susp...

2 years ago | 0

Answered
How can I make a text file that I can edit after each time I run a program?
use the permission option 'a' which means append the data at the end of the file you can omit the first line so you don't repea...

2 years ago | 0

| accepted

Question


ode45 gives time span error
Hello I want solve a system of 1621x1421 ode for 10 time value each. I got this error. ################################...

2 years ago | 0 answers | 0

0

answers

Answered
TriScatteredInterp doesn't extrapolate outside scattered data points
Hello I found a toolbox that does an amazing job <http://www.mathworks.com/matlabcentral/fileexchange/8998-surface-fitting...

2 years ago | 0

Question


TriScatteredInterp doesn't extrapolate outside scattered data points
hello everybody I wonder why Mathworks considers TriScatteredInterp(x,y,z) as an extrapolation function while it only interpo...

2 years ago | 3 answers | 0

3

answers

Submitted


dicomHounsfiled
Hounsfiled Units of a dicom image

3 years ago | 2 downloads |

Posted


selforgmap network output and neurons
Hello I used selforgmap for pattern recognition. After training finished i calculated the network's output of the whole data a...

3 years ago | 899 views

Posted


detect objects visibilty and calculating view factor
Hello everybody here the problem description Many objects (cubes and cylinders) with known geometry are places on a plane (squ...

3 years ago | 982 views

Responded


Re: whats wrong in this program
i think that i choosed the bad place to ask for help.

5 years ago | 2629 views

Responded


Re: whats wrong in this program
thank you for the reply; but the syntax is correct, the problem is that the result doesn't match what it is shown in the refere...

5 years ago | 2629 views

Posted


whats wrong in this program
hello everybody, i wrote this program to simulate the radiation pattern of a helix antenna in axial mode following a formula ci...

5 years ago | 2629 views

Posted


3D simulation of cylinder
hi everybody i want simulate the rotation of a cylinder around X-axis with different speeds using m-file for example: Times ...

5 years ago | 1183 views

Posted


need mex multi c/c++ files into one dll and exe call from m-file
I want mex multi c/c++ main(int argc, char** argv) which calls other c/c++ files where each of them contains many c/c++ function...

6 years ago | 1137 views

Responded


Re: syms and ode45 to solve a diff system?????
thanks for these explanations; well, if i had understood, the ode45 doesn't work in symbolic simulation?!!! right so we have to...

6 years ago | 2781 views

Posted


syms and ode45 to solve a diff system?????
hello everybody i want solve the following differential system in symbolic simulation using ode like functions. the problem is ...

6 years ago | 2781 views

Responded


Re: help me debugging this program "close singular matrix KE"
THANK YOU VERY MUCH, I never heard about this function. THANK'S AGAIN

7 years ago | 1617 views

Posted


help me debugging this program "close singular matrix KE"
hi everybody please help me debugging this program. KE is a 9*9 stifness matrix which has to be 5 diagonal. the calculation giv...

7 years ago | 1617 views

Submitted


3 node arch element
matlab programming of "A Finite Circular Arch Element Based on Trigonometric Shape Functions"

7 years ago | 1 download |

Responded


Re: a function give two different results for the same params
i dont know what happend with matlab, because when i changed the file directory i get the right result. thank you for your effo...

7 years ago | 2940 views

Responded


Re: 3D object classification
plz more explanations if u want say pattern recognation u can try use neural networks or svm or any other methods. do a search...

7 years ago | 1687 views

Posted


a function give two different results for the same params
hello evrybody i tried calculate this function for "s=0;" using "F_w(0)" i get a 9 columns result, but the right result must be...

7 years ago | 2940 views

Posted


ga with integer variable
hi everybody i have an integer variable x=1:0.5:3; i want use the ga function with this variable, but the update method gives o...

8 years ago | 2635 views

Posted


ga with integer variable
hi everybody i want use the ga built-in function with an integer variable [example: x(2)=1:0.5:3;] but the ga function update ...

8 years ago | 1026 views

Posted


i want extract plots from image
hi i have an imae containing a graph which i want use it in matlab is there any method, or third party application to convert...

8 years ago | 933 views

Posted


my fortrab dll doesnt work
hello everybody i compiled a fortran code to a dll and i wrote the .h file but it doesnt work matlab gives a message of case s...

8 years ago | 1065 views

Posted


i want call an exe application from matlab
hi everybody i want call an exe application from m-file which create an input text file for this exe and this exe gives an outp...

8 years ago | 912 views

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