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Ali Tawfik


Last seen: 2 months ago
55 total contributions since 2018

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Question


While loop not giving the correct answer
Hi All, the code below is running, HOWEVER the results are incorrect, My condition in while is running but with wrong number...

3 months ago | 1 answer | 0

1

answer

Question


While loop keep running (logical with vector )
Hi all, My while loop running without stopping, I wanna it run until reach to logical function of a equal or smaller than 10...

3 months ago | 2 answers | 0

2

answers

Question


For loop with random value to select from an array
Hi.. I would like to select random values each iteration (some of them will be repeated )how could I do that ? The output shou...

3 months ago | 1 answer | 0

1

answer

Question


Create new array with repeated values (error k must be less than or equal to N)
Trying to create a new array with repeated values .. I tried randperm but can not , as k must be less than or equal to N clear...

3 months ago | 1 answer | 0

1

answer

Question


Generic selection (randomly selection) from two matrices
I am trying to select random values from angle_pss and thick_pss ? How could I do the selection randomly like choose 1st index ...

3 months ago | 0 answers | 0

0

answers

Question


Adjust the output parameters based on different inputs (Obtain the optimum values)
Hi All, The main aim of this code was to optimise both the angles (named as angle in the code) and the thicknesses (named as t...

3 months ago | 0 answers | 0

0

answers

Question


Help in understanding the chart of the code (how to find the optimum value)
I would like to implement the flow chart I attached : starting from block 9: I do not know how to implement and choose the opti...

3 months ago | 0 answers | 0

0

answers

Question


Find optimum value to fit with the answer
Hi all, I would like to know how to find an optimium value to reach or fit with the final result even if I change other varia...

3 months ago | 1 answer | 0

1

answer

Question


Get all the values from a two (for loop)
I am running two for loops with means it run 5*5.. Later the size of x will be (1,5) however; the x runs more than that!!! Ca...

6 months ago | 2 answers | 0

2

answers

Question


Understanding Index for loop
I am new to Matlab, and I would like to understand the following index in for loop ... I understand the indices of the values ...

6 months ago | 1 answer | 0

1

answer

Question


reduce vector each loop
I am trying to reduce the vector length backward each loop, like the following: I think I should use for loop but i can not figu...

6 months ago | 1 answer | 0

1

answer

Question


Assigning or replacing elements of another array into an array based on indices
Hi, I am trying to replace or assign elements into another array based on indices, I did it but only with only element, I can ...

6 months ago | 1 answer | 0

1

answer

Question


create array and assign the values to proper locations
I would like store each value and add them to the previous to create an array ... expected result should be= [-8 0 0 0 0 0 0 8]...

6 months ago | 1 answer | 0

1

answer

Question


create plot with slice
Hi, I am wondering if I have two values x=[1,2,3,4,5,6,7] y=[10,20,22,25,30,35,37] I understand, it does NOT work like tha...

6 months ago | 1 answer | 0

1

answer

Question


Creating multidimensional table from multidimensional array
Hi, I have some 3D arrays, and I would like to obtain/create table for each dimension, I could do it but I wanna it to operate...

6 months ago | 1 answer | 0

1

answer

Question


Find Unique values in array
Hi all, I am trying to create a new array contains ONLY the unique values (same values but not repeated) which in the followin...

7 months ago | 1 answer | 0

1

answer

Question


Obtain specific dimension from multidimensional Arrays
Hi All, I am trying to create a new variables based on multidimensional array obtained, for the simplicity I just got the part...

7 months ago | 3 answers | 0

3

answers

Question


Add various horizontal lines to a plot Matlab 2016a
clear all; clc; close all x=[33.5 44 55 69 106 143 123 49 -25]; y=[61.8 53 45 73 77 81 156 68 -18]; z=[-7.5 -5 -2.5 -2.5...

7 months ago | 2 answers | 0

2

answers

Question


Assign one name to three variables in table
clear all; t=[33;69;12;13;14;15] u={'High';'M';'LOW'} num=2 y=repmat(u,num,1) i=[0;45] ii=repelem(i,3) yy = table(ii,y,t)...

7 months ago | 1 answer | 0

1

answer

Question


Repeat some elements in a vector
clear all; u={'High';'M';'LOW'} y=repelem(u(1:3),2) % would like the output y=[high;M;LOW;high;M;Low] I am trying to use r...

7 months ago | 1 answer | 0

1

answer

Question


Undefined operator '==' for input arguments of type 'cell'.
Hi all, I using MatLab 2016a and I am trying to create if loop however, always get the following error "Undefined operator '=...

7 months ago | 1 answer | 0

1

answer

Question


Sum with a for loop of each 2 elements
Hi All, I have been trying to get the sum of each two elements: for example: I have x=[50 200 20], I need to have the output...

7 months ago | 1 answer | 0

1

answer

Question


Calculate centroid and length of a rectangular shape
Hi, I would like to obtain the distance with respect to the centriod (both distances 97.2 and 152.78) as shown in the figure...

7 months ago | 0 answers | 0

0

answers

Answered
create menu with input
I think you misunderstood me, because I would like to add (for loop , or while )to add for each index a command then store them ...

10 months ago | 0

Question


Matrix dimensions must agree error in FOR loop
Hi all, I am trying to do a conditional statement inside for loop, I got a very strange error of matrix dimensions must agree ...

10 months ago | 1 answer | 0

1

answer

Question


create menu with input
Hey all, I have been trying to create menu with input command, I wanna the menu displays choices as buttons in a dialog box de...

10 months ago | 2 answers | 0

2

answers

Question


create a matrix from matrix with zeros elements
I have a matrix obtained A=[ 1 2 3 4;5 6 7 8;9 10 11 12; 13 14 15 16]; So I just would like to obtain another matrix but with...

10 months ago | 2 answers | 0

2

answers

Question


Can not assign data for each cell with xlswrite
Hi All, I have a vector and I am trying to write the data into excel, I used xlswrite, which seems working fine, but when I tr...

1 year ago | 0 answers | 0

0

answers

Question


Repeat specific elements in vector with keeping the basic vector
Hi All, I have been trying to create a new vector based on old one, by repeating specific elements, I have been looking for ...

1 year ago | 1 answer | 0

1

answer

Question


Addition to specified elements in a vector with for loop to create a new vector
Hi all, I am trying to add to specified elements in a vector to create a new one with the new values, however, unfortunately...

1 year ago | 1 answer | 0

1

answer

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