# Meddour Aissam riad

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**Content Feed**

Question

GAmultiobj optimisation boxdirections error

Hi everyone, when using he GAmultiobj algorithm for my problem i get the following error PS:i'm using a population of 20 with ...

10 months ago | 0 answers | 0

### 0

answersQuestion

How to configure this simple heat transfer problem?

Hi Mathworks Community, I am trying to learn how the thermal simscape toolbox works , so i'm modeling this simple two geometr...

12 months ago | 0 answers | 0

### 0

answersQuestion

How model a heat transfer between to different materials in simscape

Hi everyone, i'am trying to find a way to model a heat transfert (Conductivity) between two cube of different materials. the b...

1 year ago | 0 answers | 0

### 0

answersQuestion

How to Control optimizaiton's variable changing step

Hi mathworks Heroes ! I was wondering if there is any way to adjust the optimized variables step changement,because i want t...

1 year ago | 2 answers | 0

### 2

answersQuestion

Interp2/Scatterinterp unstructured Data don't work!

Hi MathworKS community, i hava a set of data that i can plot like the picture below , as you see it dosen't cover all the area ...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to Iteratively optimise an equation [OPTIMTOOLBOX]

Hi there , i want to Iteratively optimize an equation Let me show you a simplified example here : Ws=1:1:60 Objectif_Funct...

2 years ago | 1 answer | 0

### 1

answerQuestion

How to solve this equation Numerically [VPASOLVE]

Hi there, When i try to numerically solve my equation i got the following error : Error using mupadengine/feval_internal (lin...

2 years ago | 1 answer | 0

### 1

answerQuestion

How to Use Ansys model for my Simulink

Hi there, I'm trying to optimize an electric vehicle e structure (battery, motor, etc....), my battery model is on Simulink and...

2 years ago | 2 answers | 0

### 2

answersQuestion

Algebric loop with simulink

Hi there, i hope you're doing fine! i simplified my problem in order to get a fast answer. My complicated simulink model dosen...

2 years ago | 0 answers | 0

### 0

answersQuestion

Algebraic state in algebraic loop

Hi there, i hope you're doing fine! i simplified my problem in order to get a fast answer. My complicated simulink model dos...

2 years ago | 1 answer | 0

### 1

answerQuestion

Plot data from workspace into simulink

Hi there, Simple question, i have a vector x let's say X= [ 12 13 16 29 49] , i want to plot it with a time array t=[ 1 2 3 4 5...

2 years ago | 1 answer | 0

### 1

answerQuestion

I want to remove the noise of this Signal

Hi there, I have the following signal, i need to calculate it derivative but it is full of noise. what should i use to get r...

2 years ago | 1 answer | 0

### 1

answerQuestion

I need to get the data from this figure

Hi there like said in the title, i want to extract the data from this figure plz

2 years ago | 1 answer | 0

### 1

answerQuestion

Export results Optimtool app

hi there, i'm using more then 100 variable optimizations and i can't see how could i export it to the workspace any ideas plea...

2 years ago | 1 answer | 0

### 1

answerQuestion

Optimization toolbox with different constraint on the same parameter

Hi evryone , i'm using the optimization toolbox with Fmincon algo, i want to add this constraint to my parameters V 5<V<10 h...

2 years ago | 1 answer | 0

### 1

answerQuestion

Dynamic Optimization with Optimtool

Hi everyone, I was wondering if it's possible to use the Optimtoolbox for a dynamic optimization problem. I have a very basic ...

2 years ago | 0 answers | 0

### 0

answersQuestion

Hot plot this type of figure

Hi everyone, hope you're doing well I saw an article two minutes ago and i was wondering how to plot this kind of figures Th...

2 years ago | 1 answer | 0

### 1

answerQuestion

Gradient Based and Gradient free Optimization

Hi, I'm trying to do a comparaison between the different opitimization algorithm in terms of Computation Time. The algo that a...

2 years ago | 1 answer | 0

### 1

answerQuestion

Fmincon and multistart results

I'm using the following code to calculacte the three coefficient 'x' ti minimise my function f which is need to run a for loop b...

2 years ago | 0 answers | 0

### 0

answersQuestion

i don't know how to use lsqcurvefit in this case

Hi everyone, so these is my problem: let suppose i have this equation Y=P*(a*x+b) i have a data vector for x let's say x=[...

2 years ago | 0 answers | 0

### 0

answersQuestion

lsqcurvefit Problem looping it

Hi, i'm using 'lsqcurvefit ' to resolve an optimization problem (finding three coefficient c(1),c(2) and c(3)) i have the fol...

2 years ago | 0 answers | 0

### 0

answersQuestion

How to build a predictiv system

Hi ; i'm using simuling to predict a signal with measurment horizon of 10 sec my signal is a speed by time signal, with a dura...

3 years ago | 0 answers | 0

### 0

answersQuestion

Loop for extracting a matrix

Hi everyone, I have an array/matrix of two column : acceleration (speed) , it contain 150 values. for each 10 valuies I want my...

3 years ago | 2 answers | 0

### 2

answersQuestion

Fuzzy logic Time Simulation (Too long)

Hi everyone, it's my first time with fuzzy logic i've used a .fis file to run it instead of the fuzzy toolbox (i'm using 2 inp...

3 years ago | 0 answers | 0

### 0

answersQuestion

Need help for classification

Hi everyone, it's my first time here So! i have used K-means algorithm to visualise the centroid of a data set here is an exem...

3 years ago | 0 answers | 0