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Kevin Moerman


Trinity College Dublin and MIT

35 total contributions since 2008

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Submitted


gibbonCode/GIBBON
GIBBON: The Geometry and Image-Based Bioengineering add-On for MATLAB

2 mois ago | 5 downloads |

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

plus de 2 ans ago | 0

Answered
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...

plus de 2 ans ago | 0

| accepted

Answered
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...

plus de 2 ans ago | 0

Submitted


View Contol Widget
Makes 3D view interactions feel like what one would expect from a CAD package

plus de 3 ans ago | 4 downloads |

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Submitted


Export Figure Widget (efw)
The export figure widget creates a basic toolbar button to export figures using export_fig

plus de 3 ans ago | 1 download |

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Submitted


ind2patch(IND,M,ptype)
Allows plotting of patch data (slices and voxels) for 3D images for selected voxels

plus de 3 ans ago | 1 download |

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Submitted


subtri(F,V,n,uniqueOpt)
Sub-triangulates patch format data. Can be used to increase the density of triangulated data

plus de 3 ans ago | 0 downloads |

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Submitted


quiver3Dpatch
Plotting of colored 3D arrows based on patch command

plus de 3 ans ago | 5 downloads |

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Question


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 ...

plus de 3 ans ago | 1 answer | 0

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Question


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,...

plus de 4 ans ago | 1 answer | 0

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Answered
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...

plus de 4 ans ago | 1

Question


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...

plus de 4 ans ago | 0 answers | 0

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answers

Answered
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...

environ 6 ans ago | 0

Answered
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...

environ 6 ans ago | 1

| accepted

Answered
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...

environ 6 ans ago | 0

Answered
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...

environ 6 ans ago | 0

| accepted

Answered
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...

environ 6 ans ago | 0

Answered
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 ...

environ 6 ans ago | 2

Question


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...

plus de 6 ans ago | 1 answer | 0

1

answer

Answered
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...

plus de 6 ans ago | 0

Question


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...

plus de 6 ans ago | 4 answers | 1

4

answers

Answered
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...

plus de 6 ans ago | 2

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

plus de 6 ans ago | 0

Answered
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 ...

plus de 6 ans ago | 0

Answered
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...

plus de 6 ans ago | 0

Answered
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...

plus de 6 ans ago | 1

| accepted

Answered
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...

plus de 6 ans ago | 0

Answered
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...

plus de 6 ans ago | 0

| accepted

Answered
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...

plus de 6 ans ago | 1

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