![photo](/responsive_image/150/150/0/0/0/cache/matlabcentral/profiles/17210878_1676977873500.png)
Yamina chbak
Followers: 0 Following: 0
Statistics
RANK
247.234
of 293.481
REPUTATION
0
CONTRIBUTIONS
20 Questions
1 Answer
ANSWER ACCEPTANCE
95.0%
VOTES RECEIVED
0
RANK
of 20.033
REPUTATION
N/A
AVERAGE RATING
0.00
CONTRIBUTIONS
0 Files
DOWNLOADS
0
ALL TIME DOWNLOADS
0
RANK
of 148.733
CONTRIBUTIONS
0 Problems
0 Solutions
SCORE
0
NUMBER OF BADGES
0
CONTRIBUTIONS
0 Posts
CONTRIBUTIONS
0 Public Channels
AVERAGE RATING
CONTRIBUTIONS
0 Highlights
AVERAGE NO. OF LIKES
Feeds
Question
Boundary Extraction Issue Using Image Restoration Techniques
Hi, I'm working on extracting boundary points from an image, but the output appears inverted. How can I correctly extract bounda...
ongeveer 2 maanden ago | 1 answer | 0
1
answerQuestion
Slider in Matlab code
MATLAB code is a basic interactive application for visualizing a stochastic process : close all clc % Initialize figure fi...
8 maanden ago | 1 answer | 0
1
answerQuestion
How do I remove points which are far away from the boundary of domain?
Hi, I would like to know how do I remove points which are far away from the boundary of domain, for example % Before % Set...
meer dan een jaar ago | 1 answer | 0
1
answerQuestion
How to separate two matrices from a single matrice?
Hi, I would like to extract two matrix B and C from a matrix A to get A=B+C, where A=sparse(N,N) with N is a number. Since ind...
meer dan een jaar ago | 1 answer | 0
1
answerQuestion
Create a new matrix
Let A a matrix and B a vector defined by : A=[ 4 2 7 4 3 5 6 8 8 1]; B= [4 6 7 8]; I wish to know how t...
meer dan 2 jaar ago | 1 answer | 0
1
answerQuestion
How to take a data form text file to put it in another file?
Hi, I have a text file called File.1.node which contain such as: 45 12 7 1 ( first line ) 1 2 1 1 2 ...
meer dan 2 jaar ago | 2 answers | 0
2
answersModifying a matrix such that each entry can be written in a block of four
a=[1 2 ; 3 4]; A=zeros(2*size(a)); A(1:2,1:2)=a(1); A(1:2,3:4)=a(3); A(3:4,1:2)=a(2); A(3:4,3:4)=a(4); A
bijna 3 jaar ago | 0
Question
Why didn't I find the same answer?
Hi, i try to calculate the math in 2 ways, but i couldn't find the same result, i don't why ?. Here is the problem % method 1 ...
bijna 3 jaar ago | 1 answer | 0
1
answerQuestion
How to Set Plot Background Color
Hi, I would like to set the backgrourd color of my figures, for example i have and i want like that it's possible ?? tha...
ongeveer 3 jaar ago | 1 answer | 0
1
answerQuestion
Which one is the correct one to calculate
I tried both of those instruction to calculate as : where and with are vectors ( zeros(15,1)) Both leads to different res...
ongeveer 3 jaar ago | 1 answer | 0
1
answerQuestion
How to change the previous result ?
Hi, I want to compute the solution : for n=2,... where . With the initial solution . For example : if n=2, then if n...
ongeveer 3 jaar ago | 1 answer | 0
1
answerQuestion
How to exit from loop function ?
Hi, I need to exit from a loop,should i use break ? here is an example : for j=1:10 if (condition 1) a=5; % example...
meer dan 3 jaar ago | 1 answer | 0
1
answerQuestion
How to compute the sum term ?
Hi, I hope you can help me in this problem : Compute the sum term solution : which . I don't need % I have two solution...
meer dan 3 jaar ago | 1 answer | 0
1
answerQuestion
How do I generate code Matlab to make my work easier
Hi, I hope you can help me for in this matter i have a code to solve a problem and i want to change a value t and record the v...
meer dan 3 jaar ago | 1 answer | 0
1
answerQuestion
How to make a serie ?
Hi, i need to write a sum of serie : with b_k= (k+1)^2-(k)^2 and u^(m-k) is the numerical solution approximation u(x,t_m-...
meer dan 3 jaar ago | 1 answer | 0
1
answerQuestion
How to calcul equation using function Matlab
Hi, I try to write a function for calcul eqution u(x,y t)=exp(-t)*sin(pi*x/L)*sin(pi*y/L) on domaine L-shaped function z=U(x...
meer dan 3 jaar ago | 1 answer | 0
1
answerQuestion
problem with plotting a 1D graph
Hi, I have solved a 2D time problem U(x,y,t), 0<=x,y<=L and 0<=t<=T, by FEM and i get trisurf(TRI,x,y,U(:,N)) % N numbe...
meer dan 3 jaar ago | 1 answer | 0
1
answerQuestion
how to write a function with loop for and if-statement ?
Hi, I need to write a function U like this : if x=0 then U(0,y)=0 if y=0 then U(x,0)=0 ...
bijna 4 jaar ago | 1 answer | 0
1
answerQuestion
how to create a table in Matlab ?
I have Error L1,L2 and Linf between exacte solution and numerique solution of PDE for differents alpha and dt values in Matlab...
ongeveer 4 jaar ago | 2 answers | 0
2
answersQuestion
How can i use If ... else loop inside function ?
Hi, i have a problem says : Output argument ( and maybe others) not assigned during call to " g ". Here the function of g ...
ongeveer 4 jaar ago | 1 answer | 0
1
answerQuestion
How to edit matrice to another matrice?
% how to edit matrice A to matrice B with % A=[1 a b c % 2 d e f % 3 g h i]; % % % B=[ 1 a b 0 % 2 b c 0 % ...
meer dan 4 jaar ago | 1 answer | 0