Risolto
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...
circa 2 anni fa
Risolto
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: ...
circa 2 anni fa
Risolto
"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) ...]...
circa 2 anni fa
Risolto
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)).
circa 2 anni fa
Risolto
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...
circa 2 anni fa
Risolto
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...
circa 2 anni fa
Risolto
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...
circa 2 anni fa
Risolto
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...
circa 2 anni fa
Risolto
Getting logical indexes
This is a basic MATLAB operation. It is for instructional purposes. --- Logical indexing works like this. thresh = 4...
circa 2 anni fa
Risposto
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...
circa 2 anni fa | 0
Domanda
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 ...
circa 2 anni fa | 5 risposte | 0
5
risposteInviato
Projective geometry demo
A "pedagogic" demo of projective geometry showing some mathematical objects projections
oltre 2 anni fa | 3 download |
Inviato
Mesh ovoid
Function to compute, display, and save a meshed ovoid
oltre 2 anni fa | 1 download |
Risposto
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...
oltre 2 anni fa | 0
Inviato
Apollonian gaskets
Function to compute and display the apollonian gasket of any 3D triangle or 3D regular polygon
oltre 2 anni fa | 1 download |
Inviato
chat with HAL9000 !
chat with HAL9000 and try to survive it ! ^_^
oltre 2 anni fa | 1 download |
Domanda
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...
oltre 2 anni fa | 2 risposte | 0
2
risposteDomanda
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 ...
quasi 3 anni fa | 1 risposta | 0
1
rispostaRisolto
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...
circa 3 anni fa
Risolto
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.
circa 3 anni fa
Inviato
3D printable Christmas star
Function to compute, display and save a 3D printable Christmas star.
circa 3 anni fa | 1 download |
Risolto
Build edges list
Input T is a triangulation connectivity indices list (triplet list of indices -positive integers-, each index refering to a vert...
circa 3 anni fa
Risolto
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 ...
circa 3 anni fa
Risolto
Remove duplicated triangles
Input T is a triangulation (triplet list of indices -positive integers-, each index refering to a vertex number in a correspondi...
circa 3 anni fa
Risolto
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...
circa 3 anni fa
Risolto
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 ...
circa 3 anni fa
Risposto
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...
circa 3 anni fa | 0
Risposto
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...
circa 3 anni fa | 0
Risolto
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...
circa 3 anni fa