Kevin Moerman

Last seen: 8 months 前 | 自 2008 起处于活动状态

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Lecturer Mechanical Engineering http://orcid.org/0000-0003-3768-4269 https://fosstodon.org/@kevinmoerman

Programming Languages:
Python, MATLAB
Spoken Languages:
English
Pronouns:
He/him

统计学

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Matlab 2021b crashed when running with sudo / root
I have this in version R2022a and Ubuntu 20.04. Any solutions yet? @Sivani Pentapati

2 years 前 | 0

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Patch moving with keyboard
Check this function out: http://www.mathworks.com/matlabcentral/fileexchange/50663-view-contol-widget

8 years 前 | 0

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Visualizing 1D data with Color.
There are many different ways of doing this. It depends on how you want to visualize the data. E.g. as bars, as dots, as a 1xn s...

8 years 前 | 1

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I want to change the background value of figure to white.
Perhaps this answers your question. Find where the figure is created in the code and replace by something like: hf = figure...

8 years 前 | 1

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Test step sizes and parameter scaling for LSQNONLIN (and the Levenberg Marquardt algorithm)
I have a multi-parameter and multi-objective optimisation problem for which I am trying to use LSQNONLIN. 1) On its initial ...

10 years 前 | 1 个回答 | 0

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How to speed up the creation of large fields in XML files?
I'm trying to create XML files that contain large fields e.g. of the form: <Geometry> <Nodes> <node id="1">-1.0,-0.5,...

10 years 前 | 1 个回答 | 0

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Hello there.. I want to detect a blurred frame in a video sequence.. can anybody help me out
A blurred image is equivalent to an image that is convolved with for instance a Gaussian kernel. This means that low frequencies...

10 years 前 | 1

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How to create OR where is, the file "funclist.html" when creating custom documentation?
I am creating a toolbox and have recently successfully used the info <http://www.mathworks.nl/help/matlab/matlab_prog/display-cu...

10 years 前 | 0 个回答 | 0

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Creating a 3D radiation pattern
Perhaps rephrase your question and clearly say what it is you want to visualise. I think the visualisation problem is probably i...

12 years 前 | 0

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edge & non-edge pixels
If img is a logic say where ones define edge pixels and zeros define non-edge pixels then you are correct nnz(img): coun...

12 years 前 | 1

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Levels in an image
Not sure if I understand your question correctly but in some image formats the image data has a fixed amount of possible intensi...

12 years 前 | 0

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Matlab to CAD Program
A simple way of doing it would be to first create a triangulated representation of your surface (e.g. based on Delaunay tessella...

12 years 前 | 0

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surface disappears when zdata is set to 0
This example is probably equivalent to what you want: [X,Y,Z]=peaks(25); figure; surf(X,Y,zeros(size(Z)),Z) ; view(3); axis...

12 years 前 | 0

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Repeat element of a vector n times without loop.
There is several others ways of doing it which in some cases are more efficient. Have a look at what the size of your vector is ...

12 years 前 | 2

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For LSQNONLIN is it okay if the number of elements in the vector-valued function varies per iteration?
For LSQNONLIN is it okay if the number of elements in the vector-valued function varies per iteration? I have a vector-valued...

12 years 前 | 1 个回答 | 1

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extract 3D surface from 3D volume data
Could you rephrase/clarify your question? It sounds like you have 3D image data and that you are only interested in a certain su...

13 years 前 | 0

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Multiple outputs from FMINSEARCH function
For FMINSEARCH in combination with a function MYFUN one could use: [X,fval,exitflag,output]= fminsearch(@(X) myfun(X),X,opt...

13 years 前 | 4 个回答 | 2

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How to rotate a line?
Correct, and instead of E(3) just use a_rad straight away. Also if you find this too complex you could use POL2CART instead (mak...

13 years 前 | 4

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Iso-Surface
Now properly formatted. function G=tesgroup(F) % function G=tesgroup(F) % -------------------------------------------...

13 years 前 | 0

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Iso-Surface
Use this function and have a look at the example to group the patch objects defined by the faces and vertices. I will also post ...

13 years 前 | 0

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Mesh generation for an arbitrary 3D closed surface
I’m not aware of a specific command for this. By mesh and grid do you mean just a mesh of evenly spaced points (e.g. as produced...

13 years 前 | 0

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How to rotate a line?
This should answer your question. This code does what you want and shows you what happens depending on your choice of centre poi...

13 years 前 | 2

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Delete number in two matrices with same indices/position
If A and B are the save size then instead of the "find" function (which produces linear or subscript indices) use logic indexing...

13 years 前 | 0

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Finding center of a line
If your edge/line is the only segmented object (only the line consists of ones) in your image then if M is your binary image (co...

13 years 前 | 0

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how to set nan to areas outsid a polygon on the image
Then its more complicated. When you say vertices and faces do you mean a tesselation? e.g. a Delaunay tesselation? Of the head v...

13 years 前 | 1

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Finding center of a line
If its a straight line then you could simply take the mean of your line coordinates (or even centre of gravity of the image obje...

13 years 前 | 0

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how to set nan to areas outsid a polygon on the image
If its a 2D image you can use the inpolygon command. Your polygon (which needs to form the boundary of your patch data) is d...

13 years 前 | 0

Kevin Moerman

统计学

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