Resuelto
Construct an index vector from two input vectors in vectorized fashion
Create an index vector defined by two input vectors, one defining the beginnings of one or more index ranges, and the other defi...
casi 3 años hace
Resuelto
Fill a zeros matrix
The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...
casi 3 años hace
Resuelto
"Low : High - Low : High - Turn around " -- Create a subindices vector
Let two vectors *lo* and *hi* be given. The job is to create a index vector like so idx = [lo(1):hi(1) lo(2):hi(2) ...]...
casi 3 años hace
Resuelto
Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).
casi 3 años hace
Resuelto
Sum My Indices
Given inputs M and N (in that order), output an MxN matrix whose entries are equal to the sum of their indices. Example input...
casi 3 años hace
Resuelto
Getting the indices from a matrix
Inspired by Problem 645. Getting the indices from a matrix. Given a matrix A (or a vector), return the indices (always in row...
casi 3 años hace
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First non-zero element in each column
For a given matrix, calculate the index of the first non-zero element in each column. Assuming a column with all elements zero i...
casi 3 años hace
Resuelto
Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...
casi 3 años hace
Resuelto
Getting logical indexes
This is a basic MATLAB operation. It is for instructional purposes. --- Logical indexing works like this. thresh = 4...
casi 3 años hace
Respondida
Quickest way for alternate indexing a vector
Thank you all for your interest and answers :-) I am going to test them, pick the best in my case, and then choose for the co...
Quickest way for alternate indexing a vector
Thank you all for your interest and answers :-) I am going to test them, pick the best in my case, and then choose for the co...
casi 3 años hace | 0
Pregunta
Quickest way for alternate indexing a vector
Hey, I am looking for the quickest way to create a vector like this : u = [5 7 11 13 17 19 23 25 ...
casi 3 años hace | 5 respuestas | 0
5
respuestasEnviada
Projective geometry demo
A "pedagogic" demo of projective geometry showing some mathematical objects projections
alrededor de 3 años hace | 47 descargas |
Enviada
Mesh ovoid
Function to compute, display, and save a meshed ovoid
alrededor de 3 años hace | 22 descargas |
Respondida
Apparent distance conservation in Matlab plot window while rotating 3D objects
Ok I realized I have to be even clearer. I am going to eplore the camera toolbar possibilities -which I didn't really know unti...
Apparent distance conservation in Matlab plot window while rotating 3D objects
Ok I realized I have to be even clearer. I am going to eplore the camera toolbar possibilities -which I didn't really know unti...
alrededor de 3 años hace | 0
Enviada
Apollonian gaskets
Function to compute and display the apollonian gasket of any 3D triangle or 3D regular polygon
alrededor de 3 años hace | 15 descargas |
Enviada
chat with HAL9000 !
chat with HAL9000 and try to survive it ! ^_^
alrededor de 3 años hace | 11 descargas |
Pregunta
Apparent distance conservation in Matlab plot window while rotating 3D objects
Hey, When you plot a 3D object in Matlab and turn it around the apparent distance to this object will change, even if you set...
alrededor de 3 años hace | 2 respuestas | 0
2
respuestasPregunta
Rendering problem with surf and trisurf
Hey, When I use surf or trisurf functions to plot a 3D plane made of several ploygons (triangles or squares for instance), I ...
más de 3 años hace | 1 respuesta | 0
1
respuestaResuelto
generate number in particular way
A = [1 5 2 7]; MAX = 10; generate a array Y = [1 2 2 2 2 2 3 3 4 4]; i.e. total eleme...
casi 4 años hace
Resuelto
Find the sum of the elements in the "second" diagonal
Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.
casi 4 años hace
Enviada
3D printable Christmas star
Function to compute, display and save a 3D printable Christmas star.
casi 4 años hace | 15 descargas |
Resuelto
Build edges list
Input T is a triangulation connectivity indices list (triplet list of indices -positive integers-, each index refering to a vert...
casi 4 años hace
Resuelto
List every vertices neighbor indices
Input T is a <https://fr.mathworks.com/help/matlab/ref/triangulation.html triangulation>. The purpose of this function is to ...
casi 4 años hace
Resuelto
Remove duplicated triangles
Input T is a triangulation (triplet list of indices -positive integers-, each index refering to a vertex number in a correspondi...
casi 4 años hace
Resuelto
Find neighbor triangle indices
First input T is a triangulation (triplet list of indices -positive integers-, each index refering to a vertex number in a corre...
casi 4 años hace
Resuelto
Find edges from a vertex
First input is T, a triplet list of indices. Second input is i, a single index (positive integer). The goal of this function is ...
casi 4 años hace
Respondida
Comment générer un vecteur content N valeur binaire dont 10% de ces valeurs sont égales à 1
Salut, Alors déjà si tu veux exactement 10% ça va bien sûr dépendre de la taille de ton vecteur (si celui-ci possède moins de 1...
Comment générer un vecteur content N valeur binaire dont 10% de ces valeurs sont égales à 1
Salut, Alors déjà si tu veux exactement 10% ça va bien sûr dépendre de la taille de ton vecteur (si celui-ci possède moins de 1...
casi 4 años hace | 0
Respondida
plotting spectrogram for 3d matrix
As Marco said, spectrogram takes a vector as input, not matrix. However depending on how your signals are stored in your data ma...
plotting spectrogram for 3d matrix
As Marco said, spectrogram takes a vector as input, not matrix. However depending on how your signals are stored in your data ma...
casi 4 años hace | 0
Resuelto
Spherical radius given four points
Determine the radius of a sphere provided four non-coplanar points on the surface of the sphere. pts = [x1 y1 z1; x...
casi 4 años hace