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Get line properties from it's handle
try this: x=get(lineHandle,'XData'); y=get(lineHandle,'YData'); x and y variables respectively should be the x and y ...

12 years 前 | 1

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Identify decaying or growing sinusoidal graph
find the peaks, order them according to time and compare their magnitudes. see: http://www.mathworks.com/matlabcentral/fileex...

12 years 前 | 0

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why fmincon optimizer does not optimize my last variable ?
it seems that your cost function is independent of that last variable

12 years 前 | 0

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How to smooth an edge. I need you help very urgent
If you have IPT see the documentation for 'bwmorph' function. Amongst other things it allows you to remove spurious details of t...

12 years 前 | 0

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Minimizing mean square error for a body tracking problem
No pen and paper necessary. Here is code for the function that I already have: function [R,t,s]=SymTformParams(Xref,Xsrc) ...

12 years 前 | 0

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Minimizing mean square error for a body tracking problem
If point correspondences are known, do the following: 1) solve for translation, by comparing the centroids of the landmark se...

12 years 前 | 0

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Clean-up isosurface output
http://www.mathworks.com/matlabcentral/fileexchange/27667-splitfv-split-a-mesh

12 years 前 | 1

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Shape analysis to distinguish different objects?
see this paper: Mingqiang et al. (2008) "A Survey of Shape Feature Extraction Techniques"

12 years 前 | 0

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Improve the quality of 3D triangle meshes (surface meshes)
Based on your previous question, I am assuming that you are extracting your mesh from an implicit surface representation. If tha...

12 years 前 | 0

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Reduce the size of isosurface output
doc reducepatch

12 years 前 | 0

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Interpolation, sigmoid curve
you mean extrapolate into the future, not interpolate ... If you have Optimization Toolbox, you can try fitting the generalized ...

12 years 前 | 0

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3D Mesh morphing
Before morphing, you first have to establish dense point correspondences between the two surfaces. You can address this problem ...

12 years 前 | 4

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How to crop out the object from the image and then store the objects in the image?
Assuming you have Image Processing Toolbox you can try the code below. You can also easily modify it to suit your needs. % ...

12 years 前 | 3

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FFT vs Time Plot
What you want is called short time Fourier transform. Here is as example: http://www.mathworks.com/matlabcentral/fileexchange/15...

12 years 前 | 0

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Probability distribution
If you have a univariate data then you can test it for normality using Anderson-Daarling test [1] or Kolmogorv-Smirnov test [2]....

12 years 前 | 0

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Numerical Jacobian in Matlab
lsqnonlin is not designed for the purpose of evaluating Jacobians. I thought your main concern was that it does not evaluate the...

12 years 前 | 0

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Numerical Jacobian in Matlab
Actually there is non problem what so ever. The Jacobian of your function is: J=@(x) [2*x(1) 2*x(2);3*x(2).*(x(1).*x(2))....

12 years 前 | 0

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loadlibrary error
Hi, I have downloaded a set of functions for computing exact geodesic on a surface mesh from here : http://www.mathworks.com/...

12 years 前 | 1 个回答 | 0

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Overlap / Combine two image
By convention foreground is usually white (pixel value = 1) and background is black (pixel value = 0). Suppose IM is your origin...

12 years 前 | 0

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how could i scan a curve and get a surface while i use an n*n*n matrix to represent a space?
1) To get the surface of revolution about some vector not aligned with y-axis, rotate your 2D binary image by that amount. After...

12 years 前 | 1

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how could i scan a curve and get a surface while i use an n*n*n matrix to represent a space?
Try this: function BW=SolidOfRevolution(bw) % Rotate 2D binary image about the y-axis to get a 3D binary volume. % ...

12 years 前 | 1

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how could i scan a curve and get a surface while i use an n*n*n matrix to represent a space?
Hi Jianwei, so essentially what you are looking for is a surface of revolution. My question is why do you need an implicit repre...

12 years 前 | 0

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out of memory
Here is an example: N=6E4; % number of variables M=10; % number of samples % Simulate M samples and store them ...

12 years 前 | 1

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out of memory
I am assuming what you really meant to say is that you have 65536 data points in R3 and you are trying to compute the covariance...

12 years 前 | 0

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How to export 3D image from matlab and import it into maya
Hi Ava, I am assuming the image you are working with has already been segmented (or labelled) into distinct components. If so...

12 years 前 | 0

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