LIN Hongbin
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Question
how to create a diagonal matrix with the semibandwidth of 4
how to create a matrix like this: <</matlabcentral/answers/uploaded_files/66612/%E6%8D%95%E8%8E%B7.GIF>>
plus de 7 ans il y a | 1 réponse | 0
1
réponseAbout PID program block issue of simulink
I have already solved it,thanks.
plus de 7 ans il y a | 0
Question
About PID program block issue of simulink
This is a simple step response in simulink： <</matlabcentral/answers/uploaded_files/63330/1.png>> The parameters of the...
plus de 7 ans il y a | 1 réponse | 0
1
réponseDelaunay problem of a concave object
Hello,Yose. Have you solved the problem of meshing the 3d concave model?
presque 8 ans il y a | 0
Question
How to triangulate 3D concave model?
I've tried to mesh 3D concave model with Delaunay Triangulation but the shape of the model has changed.Any other ways to get be...
presque 8 ans il y a | 1 réponse | 0
0
réponseQuestion
How to import .asc file into matlab as pointcloud data?
How to import .asc file into matlab as pointcloud data?
environ 8 ans il y a | 1 réponse | 0
1
réponseQuestion
In the simulation of the control system with a observer,there will be a error .
In the simulation of the control system with a observer,there will be a error .How to solve it? <</matlabcentral/answers/uplo...
environ 8 ans il y a | 1 réponse | 0
0
réponseQuestion
How to output STL format flie
I have a point matrix p whose size is 3x98065;the triangulation matrix t whose size is 3x196124 ; How to output the data as a S...
environ 8 ans il y a | 1 réponse | 0
1
réponseQuestion
How to input a 294192x294192 array?
I want to get a 294192x294192 zero array:M=zeros(294192,294192) However I got error as follows: Requested 294192x294192 (644...
environ 8 ans il y a | 1 réponse | 0
1
réponseQuestion
How to do offset of a STL model when the face normal are very similar to each other?
<</matlabcentral/answers/uploaded_files/47102/%E9%A1%B6%E7%82%B9%E4%B8%8E%E9%9D%A2%E6%B3%95%E5%90%91.PNG>> When the face norm...
environ 8 ans il y a | 1 réponse | 0
0
réponseQuestion
cylinder model rebuilt with delaunay triangulation and freeboundary
I got a 3D stl cylinder model,I import the stl file into matlab,and got a matrix p of all the coordinates of the model vertex.A...
environ 8 ans il y a | 1 réponse | 0
0
réponseQuestion
how to get the surface patch after delaunay triangulation
I have a set of point cloud ,after delaunay triangulated these points,I got a connectivity of all the points.What can I do to ge...
environ 8 ans il y a | 1 réponse | 0
1
réponseQuestion
How to translate 3d-scanned point clouds to .stl format
I scanned a piece with a 3D scanner,and got a set of point clouds.Now I want to triangulate the point cloud with only the patche...
plus de 8 ans il y a | 1 réponse | 0
1
réponseQuestion
How to do triangulation after insert a new point
As is shown in the image,a new point D(0.5,0.5,0) is interpolated on edge OB.As result,the 2 original triangles are divided into...
plus de 8 ans il y a | 1 réponse | 0
1
réponseQuestion
after inserting a point on the edge of a triangle,how to generate new triangles
I drew a cubic which was imported into matlabt.Than,I got p(the coordinate of all the vertexes or points),tnorm(all the face nor...
plus de 8 ans il y a | 1 réponse | 0
0
réponseQuestion
how to check the length of stl model edge in matlab
I drew a cubic whose lengeh is 1mm formating stl.After importing the stl model into matlab,I got p(the coordinate of all the ver...
plus de 8 ans il y a | 1 réponse | 0
1
réponseQuestion
How to call .dll file in Geomagic Studio into matlab
How to call .dll file in Geomagic Studio into matlab
plus de 8 ans il y a | 1 réponse | 0
1
réponseQuestion
Any good way to get an intersection of 3planes?
I have three faces,but their face normals are very simlar to each other,and they are almostly paralleled to each other. a=[-0.9...
plus de 8 ans il y a | 1 réponse | 0
0
réponseQuestion
how to calculate the accurate inversion value of a matrix whose row decimal are very similar to each
a=[-0.996194973121394 -4.18489862633171e-06 -0.0871525989867842; -0.996194973121394 -4.18489862656107e-06 -0.087152598986...
plus de 8 ans il y a | 1 réponse | 0
1
réponseQuestion
How to interpolate 3D plane by a three-dimensional facenormal and random pointclouds?
ptCloud = pointCloud(3*rand(1000,3,'single')); %create 1000 random points in a 1x1x1 box Vertex=[0,0,0]; ...
plus de 8 ans il y a | 1 réponse | 0
0
réponse
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