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Question
R2014a slower than R2013a
On the same computer, when running imdilate, R2014a takes 4.1 sec while it was 3.7 sec on R2013a. this is consistent after multi...
plus de 11 ans il y a | 1 réponse | 0
0
réponseQuestion
Is this called "conjugate rotational axis"?
Hi, I have a left-right symmetric object rotating about an axis. Now if I choose a different rotational axis, the object will...
presque 12 ans il y a | 1 réponse | 0
0
réponseQuestion
mesh display with element values
Hi, If I use patch to display a mesh, I can color code the mesh surface by specifying the nodal values. However, from finite ...
plus de 12 ans il y a | 1 réponse | 0
1
réponseQuestion
Eqivalent rigid body rotation from translation and rotation
Hi, In 2D, I can see that any combinations of translation plus rotation about the origin can be transformed into a pure rotat...
presque 13 ans il y a | 4 réponses | 0
4
réponsesQuestion
Matlab inversion and optimization
I am hoping to get an inversion scheme to work in a high dimension. To make it simple, let me illustrate it in a 2D case. Supp...
presque 13 ans il y a | 1 réponse | 0
1
réponse"mesh" or "surf" display problem on Windows 7
Thanks. The graphics card driver is up-to-date. Tried both software and hardware opengl, same effect and no cure. Also tried all...
environ 13 ans il y a | 0
"mesh" or "surf" display problem on Windows 7
OK -- some more discovery here. I think the problem is with the "opengl" renderer. If I change to "zbuffer", the problem is gone...
environ 13 ans il y a | 0
Question
"mesh" or "surf" display problem on Windows 7
Hi, This is strange and I scratched my head but could't figure out why. Very simple matlab code: [x,y] = meshgrid(1:10,1...
environ 13 ans il y a | 10 réponses | 0
10
réponsesQuestion
problem with repeating index values
Hi, Suppose a = [0 0 0 0]; if I do: a([1 1 2 2 2])= a([1 1 2 2 2])+ 1; I get: [1 1 0 0]; However, what I reall...
plus de 13 ans il y a | 5 réponses | 0
5
réponsesQuestion
How to do this efficiently?
Hi, I have a number of (>30k) 3D curved lines stored in a cell. They are of different lengths. What would be the best way to ...
plus de 13 ans il y a | 1 réponse | 0
0
réponseQuestion
how to find maximum shear/normal strain
Hi, This is a general mechanics question. Suppose the 3D strain state at a point is known, so is the coordinate system, XYZ. ...
plus de 13 ans il y a | 1 réponse | 0
0
réponseinpolygon equivalent function in 3D?
Thanks for the tip. However, I don't think that's a good solution. I believe it tries to generate a convex hull using delaunayn....
plus de 13 ans il y a | 2
loading 3D big array
im(:,:,100)?? or squeeze(im(:, 1000, :)) ??
plus de 13 ans il y a | 0
Question
inpolygon equivalent function in 3D?
Hi, I need to find a way to determine if a large number of points are inside a closed polygon expressed by either a triangula...
plus de 13 ans il y a | 3 réponses | 2
