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Lama Hamadeh
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Concatenate two vectors with different dimensions and sort the result in an ascending order.
Hi, If I have two vectors with different dimensions as following: A = [ 1 ; 3 ; 6]; B = [ 2 ; 4 ; 5 ; 7, 0]; How can I verti...
mehr als ein Jahr vor | 2 Antworten | 0
2
AntwortenFrage
Construct a permutation matrix from two vectors
Hi, If I have two vectors: a = [1 ; 2 ; 3]; b = [4 ; 5 ; 6]; How can I constrcut a matrix that has the shape of: Thanks.
mehr als ein Jahr vor | 2 Antworten | 0
2
AntwortenFrage
extract the indices of matrix elements after applying a condition
Hi, I have the following two matrices: A = [1.0000 2.0000; 0.1000 1.0000 ; 0.6000 0.4000 ; 5.0000 0...
fast 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
find a cell that corresponds to a range of values
Hi all, If a I have a column of four cells where each cell contains a range of values, as shown below. If I have a list that...
etwa 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
create a sparse multidimensional matrix
Hi all, I am trying to construct a multidimensional sparse matrix that has the following shape: I have a problem knowing how...
etwa 2 Jahre vor | 5 Antworten | 0
5
AntwortenFrage
Assigning a list of numbers to their corresponding cells in a mesh
Hello all, I have the mesh as showing below. The cells index vector is right next to it. If I have a vector of values: , t...
etwa 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
The slicing is not complete!
Hi all, I have the following 2D matrix and I want to slice it by taking just the elements on the first column that equal to one...
mehr als 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
extract a slice from a 2D matrix with specific values
Hi, I want to extract a slice of a 2D matrix from a bigger 2D matrix with certain values. So, if I have a matrix as follwoing: ...
mehr als 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Choosing elements from a 2D array
Hi all, I have a 2D array int that has fixed avues of on its second column but different values on its first column. How can I...
mehr als 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
if statement is not working
Hi all, I have the follwoing code that runs fine but no output of the if statement for some reason: theta = [-90.0000 -63.4746...
mehr als 2 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
subtract each element from the one before in a row matrix
Hi all, I have a row matrix defined as: s = linspace(0,4,17); I want to create a vector that its elements are the half subtra...
etwa 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How to construct a "ones" matrix with zero blocks in the diagonal
Hi all, I am trying to construct the follwoing matrix and any help would be highly appreciated. Thank you.
etwa 3 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
How to map subdivisions in a squared geometry
I have a geometry of a square with 4 edges. Each edge has 5 points and 4 cells (subdivisons). The image bellow illustrates it. ...
etwa 3 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Accessing a cell in a 2D grid
Hi all, I have a 2D grid as shown below where each cell represents a pair of and where and . I would like to construct a new...
etwa 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How to choose the middle of a random cell in a 2D grid
Hi all, I have a 2D grid that has 25 points equally spaced in both axes dividing the grid into little boxes/cells/pixels. Is th...
etwa 3 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Create an equally spaced vector when taking the sine of another vector
I want to create a vector containing 25 points such that the points are equally spaced when you take the sine of another vector ...
etwa 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Angle between two lines
I have the following geometry: All the blues and whites are known. The reds are to be determined (specifically speaking ). A...
etwa 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
angle between two lines
I have the follwoing geometry: All the blues and whites are knowns. The reds are unknown and need to be determined (specifica...
etwa 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How to get the standard line equation from a position and angle
Hi all, I want to compute the standard line equation of the form in a 2D meshgrig within the positive domain given the starti...
etwa 3 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Vertical and horizontal line standard equations
Hi all, I am trying to use the standard equations of the form for both: horizontal and vertical lines and draw them on a mesh ...
mehr als 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Angle between two vectors is computed weirdly!
Hi all, I am trying to compute the angle between line L1v and the verticle norm Nv via the dot product using the follwoing code...
mehr als 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
nan in if statement
Hi all, How can I say: if (a==0 or a==NaN) %whatever end Thanks.
mehr als 3 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
advance a vector coordinates in a loop
Hi all, I'd like to advance an intial vector forward in something similar to this: where the blue arrow is the initial one, ...
mehr als 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How to draw a vector/line in a mesh
Hi all, I have the follwoing mesh: %Defining space variables L = 4; %boundary legth ns = 25; %number of points on S axis n...
mehr als 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
A matrix/grid from two vectors
Dear all, I am trying to construct a matrix (or a grid) with specific limits on the x and y axes from two vectors: ns = 20; %n...
mehr als 3 Jahre vor | 1 Antwort | 0