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Giannakis Stoukas


Active since 2015

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Colots in matrix graph
I have one matrix,that every row of it,is a route,and i want the command to have different color for every row/route

plus de 7 ans ago | 0 answers | 0

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Question


Do a matrix,array
I have a matrix A=[5 4 3; 1 8 2; 6 9 7] and i want to insert it into one array B=[5 4 3 1 8 2 6 9 7].How i will do it?

plus de 7 ans ago | 1 answer | 0

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Question


Create a matrix from another matrix
I have a matrix A=[ 5 6 4; 1 2 8; 9 7 11] and two arrays that have the coordinates x,y of every variable of the matrix A.I want ...

plus de 7 ans ago | 1 answer | 0

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Question


Can i use quadruple for loop?
I need to make a swap between two variables of different row of a matrix and i think to use quadruple for to do it.Is it ok,or i...

plus de 7 ans ago | 1 answer | 0

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answer

Question


Has anyone a minimize vehicles or routes part of algorithm?
I have a problem that wants to minimize the routes (Vrp problem) and i want a code for it

plus de 7 ans ago | 1 answer | 0

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Question


Maximum of a row in a matrix
I want the maximum of a specific row in a matrix

plus de 7 ans ago | 1 answer | 0

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Question


Graph of routes in vrp tw problem
How i can do a graph in matlab for routes of a vehicle routing problem? Like this one,but in matlab <https://www.google.gr/s...

plus de 7 ans ago | 1 answer | 0

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Question


How i can insert a random integer between two numbers?
I have a variable and i want it to take a randome integer between numbers 2 and 101

plus de 7 ans ago | 2 answers | 0

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Question


How i can save a random value from a matrix in a variable,exluding values lower than 1?
I have a matrix 100X100 and i want a command to insert in variable pnode a random value of this matrix but,i want the value to b...

plus de 7 ans ago | 1 answer | 0

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Question


Using while like for
I want to use while loop,like double for loop.I have a while flag==0 for i+1:N for j=1:V ...

plus de 7 ans ago | 0 answers | 0

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Question


??? Error using ==> eq Matrix dimensions must agree.
orders are min_cost = min(x(:)); [pnode, node] = find(x == min_cost); [row, column]=find(My_matrix == pnode); [rows,...

plus de 7 ans ago | 1 answer | 0

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Question


??? Error using ==> eq Matrix dimensions must agree
[row, column]=find(My_matrix== pnode); I try to use this command and i get this error ??? Error using ==> eq Matrix dimensio...

plus de 7 ans ago | 1 answer | 0

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answer

Question


Minimum value,row and column
I want to find the minimum value of a matrix,the row and the column of it

plus de 7 ans ago | 3 answers | 0

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Question


Chcking in two rows
I have a matrix A and i want to check only two rows of this matrix,and i dont want to check all the matrix.For example A=[row1;r...

plus de 7 ans ago | 1 answer | 0

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Question


I want to find in which row the minimum element is
I have a vector and i wand to find in which row i have the lowest number

plus de 7 ans ago | 1 answer | 1

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Question


how i will choose a random element of a matrix and then find in which row,column it is
I have a matrix A and i want to insert to a variable a random element of this matrix,except two numbers 0 and 1.Then i want to f...

plus de 7 ans ago | 3 answers | 0

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answers

Question


How i will choose a random element of a matrix
I have a matrix A,and i want to choose randomly an element from the matrix.How i will do that?

plus de 7 ans ago | 2 answers | 0

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Question


i want to enter a matrix into a zero matrix except one row
I have one matrix A(11,14) and i want to enter it inside the zero matrix B(10,14) except the row 6.How i will do that?

plus de 7 ans ago | 1 answer | 0

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Question


I want the number of rows that have bigger than 0 or 1
For example i have the matrix A=[2 3 1; 4 7 6; 1 9 1; 1 0 1] and i want the overall number of the rows that have bigger than 1 p...

plus de 7 ans ago | 2 answers | 0

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Question


Relocate element from a row to another
Hello,i want to relocate an element from a row to an another and delete the other row.For example i have the matrix A=[1 2...

plus de 7 ans ago | 2 answers | 0

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answers

Question


find sum of each row
Hello,i have a vector named dem(101) and a matrix routes(21,14) that has inside the numbers 1,2,3,4 etc. for example the first ...

plus de 7 ans ago | 1 answer | 0

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Question


Which row has the minimum non zero element?
Hello i have a matrix and i want to find which is the row with minimum nonzeros elements.I dont want the number of non zeros,but...

plus de 7 ans ago | 3 answers | 0

3

answers

Question


swap elements in a matrix
Hello i want to swap elements in a matrix.I want to do it to elements of the same row and to elements of differents rows. Please...

plus de 7 ans ago | 2 answers | 0

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answers