LH
Followers: 0 Following: 0
Estadística
23 Preguntas
2 Respuestas
CLASIFICACIÓN
216.033
of 294.589
REPUTACIÓN
0
CONTRIBUCIONES
23 Preguntas
2 Respuestas
ACEPTACIÓN DE RESPUESTAS
73.91%
VOTOS RECIBIDOS
0
CLASIFICACIÓN
of 20.129
REPUTACIÓN
N/A
EVALUACIÓN MEDIA
0.00
CONTRIBUCIONES
0 Archivos
DESCARGAS
0
ALL TIME DESCARGAS
0
CLASIFICACIÓN
of 152.055
CONTRIBUCIONES
0 Problemas
0 Soluciones
PUNTUACIÓN
0
NÚMERO DE INSIGNIAS
0
CONTRIBUCIONES
0 Publicaciones
CONTRIBUCIONES
0 Público Canales
EVALUACIÓN MEDIA
CONTRIBUCIONES
0 Temas destacados
MEDIA DE ME GUSTA
Feeds
Pregunta
sorting values of a matrix column when the other column has the same value
Hi all, I have a matrix that has two columns as following: A = [0.1 0.1 ; 0.1 -0.3 ; 0.1 0.5 ; 0.1 0; 0.1 -0.5; 0.1 -0.1; 0.1 ...
3 meses hace | 1 respuesta | 0
1
respuestaPregunta
indexing groups of elements in a vector in a certain way
Hi all, I have two vectors and where they look like the following: %vector A A = [1 1 4 1 5 1 6 1 5 2 ...
3 meses hace | 1 respuesta | 0
1
respuestaPregunta
re-indexing slices of a matrix
Hi all, I have a matrix where its second column represents the index of each row. I want to replace these values so that they ...
3 meses hace | 1 respuesta | 0
1
respuestaPregunta
count number of elements for each slice of a vector
Hi all, I have the folloiwng vector: A = [2 1; 3 1; 4 2; 5 2; 6 2; 7 1; 8 1 ; 7 1; 5 2...
3 meses hace | 1 respuesta | 0
1
respuestaextract multiple slices of difference sizes from a vector
I think I have solved it: A = [1 4 6 5 4 8 7 8 6 4]'; groups = 3; end_count = cumsum(num(:)); for i = 1:groups if...
3 meses hace | 0
Pregunta
extract multiple slices of difference sizes from a vector
Hi all, I have a vector of the shape: A = [1 4 6 5 4 8 7 8 6 4]; and I want to split this vector into slices. The number of ...
3 meses hace | 2 respuestas | 0
2
respuestasPregunta
Rename the indices of a vector in a certain way.
Hi all, My code below has a vector and its index vector . It goes throguh the elements of and when it finds a zero element, i...
3 meses hace | 1 respuesta | 0
1
respuestaPregunta
Extract the indices based on the minimum absolute value
Hi all, I have two matrices: and . Each row of matrix has an identifier (index). I want to get the identifiers of each row o...
3 meses hace | 2 respuestas | 0
2
respuestasPregunta
Assign 3d points to multiple cluster when their coordinates meet certain conditions
Hi all, I am trying to assign each point of the 3D dataset I have to the "correct" cluster based on certain conditions. The cod...
6 meses hace | 1 respuesta | 0
1
respuestaPregunta
Vector sliding average over different number of points
Hi all, I have a number of blocks, to be exact, and inside each block there is a certain number of points. The number of point...
7 meses hace | 1 respuesta | 0
1
respuestaFinding out the mesh indices of randomly generated points
Thanks for your help and suggestions. I think I have solved this. % Find out the cell index of each row on DATA [~, ~, ~, bin...
8 meses hace | 0
| aceptada
Pregunta
Finding out the mesh indices of randomly generated points
Hi, I want to find out where does each point from the randomly generated list belong in the pre-defined mesh grid of and . The...
8 meses hace | 1 respuesta | 0
1
respuestaPregunta
Calculate angles correctly between two vectors using the dot product.
Hi all, As shown below in the figure, I have two vectors, and , and I want to calculate the angle with the norm, and, between e...
9 meses hace | 3 respuestas | 0
3
respuestasPregunta
Go around matrices/vectors columns
Hi all, If I have a point on one of a pentagon edges, say , and I want to calculate the vectors coorindates between this point ...
11 meses hace | 1 respuesta | 0
1
respuestaPregunta
calculate the averages of non-squared matrix blocks
Hi, I have a non-squared matrix with a dimension of and I would like to calculate the averages of each block so I can get a ...
alrededor de 1 año hace | 2 respuestas | 0
2
respuestasPregunta
Reshape matrix dimensions to a larger and sparse one
Hi all, I have matrix with dimensions . I have also a sparse matrix with dimensions with different elements. I'd like to ch...
alrededor de 1 año hace | 1 respuesta | 0
1
respuestaPregunta
Calculate the average of each matrix block
Hi, I have a square matrix as shown below in my code and I would like to ocalculate the averge of each block of it. My code i...
más de 1 año hace | 5 respuestas | 0
5
respuestasPregunta
Calculate the average of a matrix
Hi, I have a square matrix with dimension . I want to take average of all elements inside each block that includes 4 horizontal...
más de 1 año hace | 3 respuestas | 0
3
respuestasPregunta
Name points on a plot based on their order
Hi, I have the follwoing points: %define points ri = [0.3 0.1 ; 0.7 0.1 ; 0.5 0.3 ; 0.1 0.3 ; 0.1 0.7 ; ...
casi 2 años hace | 1 respuesta | 0
1
respuestaPregunta
shift a block of rows to the end of a matrix
Hi, Suppose I have a matrix: A = [0 0.2000; 0 0.1578; 0 0.0721; 0 0; 0 0; ...
casi 2 años hace | 1 respuesta | 0
1
respuestaPregunta
anticlockwise points coordinates sorting
Hi, I have the follwoing points cooridnates: A = [0 0 ; 1 0.2; 0 1 ; 0 0.6; 1 0 ; 1 1 ; 0.6...
casi 2 años hace | 1 respuesta | 0
1
respuestaPregunta
sort a matrix in a specific way
Hi, I have two matrices that correspond to points coordinates and I want to sort their concatenation in a way illustrated below...
casi 2 años hace | 2 respuestas | 0
2
respuestasPregunta
Add indicative labels to vector values
Hi, If I have two vectors: A1 = [ 1 ; 2 ; 3 ]; A2 = [ 4 ; 5 ; 6 ]; Concatenating these two vectors gives: A = [A1 ; A2]; ...
alrededor de 2 años hace | 3 respuestas | 0
3
respuestasPregunta
Extract rows that their columns have specific values
Hi, I have the following matrix: A = [ 0.1 0 ; 0.5 0 ; 3 0 ; 0 0 ] and I want to extract the row...
alrededor de 2 años hace | 2 respuestas | 0
2
respuestasPregunta
Slope of line intersecting with y axis
Hi, I am trying to caluclate the slope of a line intersecting with one of the axes. I do understand that, as shown in the figur...
alrededor de 2 años hace | 1 respuesta | 0