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Diego Hens


Last seen: 6 months ago Active since 2020

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Question


How does mat2cell work?
Hello, I need your help understanding how cell2mat works. I have tried so hard, but I just don't get it. I have: a Matrix ca...

7 months ago | 1 answer | 0

1

answer

Answered
pcregistercpd - use tform manually
Well, my bad. It seems that it doesn't make sense to append the matrices with zeroes but with ones. I swear I tried it, but it d...

8 months ago | 0

| accepted

Question


pcregistercpd - use tform manually
Hello, I have a problem understanding how the tform (transformation matrix) from the function pcregistercpd works. First o...

8 months ago | 1 answer | 0

1

answer

Question


Save point cloud plot as jpg with the same format
Hello, I have another (hopefully) easy question. I have the .fig as in the attachement. I want to save it as an jpg or png....

8 months ago | 1 answer | 0

1

answer

Question


average of first element of every cell
Hello, I have gotten such a headache trying to solve this one. It shouldn't be that difficult. I have a table. Every cell ha...

8 months ago | 1 answer | 0

1

answer

Question


Different color for every point - Scatter3
Hello, I'm using the function Scatter3 to plot a variable number of points (I use the function getpts to click on an existing ...

9 months ago | 1 answer | 0

1

answer

Question


Interactive point selection 3D points
Hello, I need your help. In the image bellow (hopefully it did work this time) there is a three-dimensional tooth on the left ...

9 months ago | 0 answers | 0

0

answers

Question


Flip and rotate matrix
Hello, this is a mathematical question, probably very easy for some people, but I want to make sure my solution is correct. ...

9 months ago | 2 answers | 0

2

answers

Question


Multiply a column by -1, then do something. Do this for all possible combinations of the matrix
Hello, I have: a matrix U1 and U2 (whose columns are eigenvectors of another matrices) myfunction(U1,U2), which takes U1 and...

10 months ago | 1 answer | 0

1

answer

Question


Point registration - How to get the eigenvectors to have a consistent direction?
Hello, I'm trying to replicate the algorithm of the attached paper. It's about feature-based correspondence based on the eigenv...

10 months ago | 1 answer | 0

1

answer

Answered
How to calculate the area of one Pixel?
I'm no expert and maybe I'll say the obvious, but I'd say you need the resolution of your image, meaning the amount of pixels in...

11 months ago | 0

Question


Preallocation with object structures
Hello, I have a question about preallocation with object-oriented programming. I have this object: This is the result of...

11 months ago | 1 answer | 0

1

answer

Question


Interpolate 3d points with griddata or scatteredInterpolant - What's v?
Hello, I have a question that has been asked a few times on different ways but I have not been able to understand it. My data:...

11 months ago | 0 answers | 0

0

answers

Question


Create a matrix [3xm] with the elements of a matrix [3,n] in the order given by vector k[m]
Hello, My brain is going to explode. I think the solution is easy, but I seem to not get it. I hope my explaination is good ...

11 months ago | 1 answer | 0

1

answer

Question


STL Label faces (F), vertices (V) and normals (N)
Hello, I have attached a simple cube. I would like to label the faces (F), vertices (V) and normals (N) of this STL file in th...

11 months ago | 0 answers | 0

0

answers

Answered
Get regular grid and points of a given stl file
Ok, here's what I got. Imagine the triangle on the left side was my object. It has values in X, Y and Z. I want to project the...

12 months ago | 0

Question


Get regular grid and points of a given stl file
Hello, I have have a stl file, which has many points (ca. ten thousand) but they are not uniformly distributed. As you know, ...

12 months ago | 2 answers | 0

2

answers

Answered
Create stl. file with [F,V,N] data
The answer can also be found here: https://www.mathworks.com/matlabcentral/answers/577465-stl-error-too-many-output-arguments?s_...

12 months ago | 0

| accepted

Answered
stl - error too many output arguments
I found the solution thanks to a reddit user. File2 = stlwrite(TR, 'file2.stl'); This line is wrong. Even if the library says...

12 months ago | 0

| accepted

Question


Set Color of Point Cloud to the values of a vector
Hello, I have a good feeling about this question being answered. I don't think it is that difficult. I have a matrix [x y z...

12 months ago | 1 answer | 0

1

answer

Question


stl - error too many output arguments
Hello, I have a problem regarding the function stlwrite. I want to move a stl. file so that the center of mass is at the c...

12 months ago | 1 answer | 0

1

answer

Question


Create stl. file with [F,V,N] data
Hello, I would like to create a stl. file with given data [F,V,N]. I have problems using the funtion stlwrite (https://de.ma...

12 months ago | 2 answers | 0

2

answers

Question


Feature Extraction of stl. files (three dimensional)
Hello, I have a project in which I'd like to be able to extract features from stl. files of the crowns of teeth (the crown of...

12 months ago | 1 answer | 0

1

answer