Combination of Elements of Vectors

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Temitope Amao
Temitope Amao el 6 de Mayo de 2018
Comentada: Temitope Amao el 6 de Mayo de 2018
Please I need help creating a matrix containing all possible combinations of the elements of the following vectors: The order matters and elements are unique.
cf = [4.35e-09 7.25e-09 1.015e-08 ];
phif = [0.002 0.02 0.2];
kf0 = [ 4e-14 8e-14 1e-13];
xF = [100 120 150 180];
cm = [3.25e-10 7.25e-10];
cF = [4.35e-09 7.25e-09 1.015e-08];
Le = 880;
nHF = [8 : 1: 12];
ye = [(Le./nHF)./2];
yc = [0.4.*ye 0.6.*ye 0.8.*ye];
phim = [0.12 0.3];
kF0 = [5e-11 1e-10 1.5e-10];
kminfty = [1e-18 1e-19];
phiF = [0.002 0.02];
My objective at each STEP is:
var(i:number_of_possible_combinations) = [cf phif kf0 xF cm cF ye yc phim kF0 kminfty phiF ];

Respuesta aceptada

Stephen23
Stephen23 el 6 de Mayo de 2018
Download Jos's excellent FEX submission allcomb, which does exactly what you want. I leave it up to you to decide if your computer has enough memory, and you have enough time to wait for this to be calculated.

Más respuestas (2)

Yuvaraj Venkataswamy
Yuvaraj Venkataswamy el 6 de Mayo de 2018
Use concatenation function to create matrix using several vectors.
  1 comentario
Temitope Amao
Temitope Amao el 6 de Mayo de 2018
I'm trying to perform a combination so I'll have a whole lot of possible combinations not just a single matrix. I want to pick the first element of a vector and combine it with the first element of the other vectors and then the second etc..

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Ameer Hamza
Ameer Hamza el 6 de Mayo de 2018
matrix = combvec(cf, phif, kf0, xF, cm, cF, ye, yc, phim, kF0, kminfty, phiF);

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