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Contribute at least one answer each month for 3 consecutive months
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Feeds
how to find itti koch map?
Hello Sansri, You can perhaps modify this script that makes basic saliency map using intensity, color, and orientation features...
5 dagar ago | 0
Can any one help me to read ( .obj file) and display the color/texture of the file. I really really need this it's very important. you can download model from this site http://graphics.im.ntu.edu.tw/~robin/courses/gm05/model/
Hello @ana inaya MATLAB doesn't have a built-in function specifically for .obj files, but you can use a third-party function li...
5 dagar ago | 0
Reading .obj file
Hello @mourad raafat, MATLAB doesn't have a built-in function specifically for .obj files, but you can use a third-party functi...
7 dagar ago | 0
.obj into the 3D world editor
Hello Stefan, MATLAB doesn't have a built-in function specifically for .obj files, but you can use a third-party function like ...
7 dagar ago | 0
How to plot second order ode
Hello John, You can try using "fplot" function to plot the numeric function over a specified range https://www.mathworks.com/h...
7 dagar ago | 0
how i can calculate the surface(2D) of delaunay triangulation ??????????????????
Hello @ali hadjer Delaunay triangulation divides the 2D area into triangles without any overlapping. Once you have the triangu...
7 dagar ago | 0
Hi everyone, how to use pchip and csape together for data smoothing?
Hello Ayisha, I am not sure of your specific use case, but, in general, you can use both "pchip" and "csape" together for data ...
7 dagar ago | 0
please i can export many nurbs surface en one iges file?
Hello amina, You can take a look at this submission and see if this helps: https://www.mathworks.com/matlabcentral/fileexchange...
7 dagar ago | 0
how to create many surf nurbs in iges
Hello amina, You can take a look at this submission and see if this helps: https://www.mathworks.com/matlabcentral/fileexchange...
7 dagar ago | 0
how to convert mesh to nurbs surf
MATLAB does not have built-in functions for NURBS fitting, but you can use the NURBS toolbox available on MATLAB Central File Ex...
7 dagar ago | 0
How to know which elements of a symbolic vector are real?
Hello Renzo, To determine which elements of a symbolic vector are real, you can use the isAlways function in conjunction with t...
7 dagar ago | 0
Virtual Reality Toolbox - 3D Projection matrix
Hello Aaron, An approach similar to this might be of of help: https://www.mathworks.com/matlabcentral/answers/316559-simulink-3...
7 dagar ago | 0
Exporting 3D data to VRML or X3D
The 'vrml' function was removed in R2014a. To use the function now, you must download it from FileExchange here: https://www.ma...
7 dagar ago | 0
Display polygon mesh (not triangular mesh)
Hello Thien, To display a polygon mesh in MATLAB when you have a list of vertices and polygonal faces, you can use the "patch" ...
7 dagar ago | 0
Add stack to created MException object
Hello @Till @Till Rahlf If you want to include custom stack information in an MException object, you'll need to use a workaroun...
7 dagar ago | 0
How to color different sides of a surface differently?
Hello Astan, To colour the inside of the sphere differently from the outside without creating gaps or overlaps, you can use fac...
7 dagar ago | 0
Create meshes on patch objects
Hello @Gozde Basara MATLAB doesn't have a built-in function to divide a patch object in smaller pieces, but you can implement a...
7 dagar ago | 0
matlab -nodisplay on Fedora 22 hanging
Hello @Cameron Taggart Please note that Fedora 22 is not officially supported Operating Systems for those MATLAB releases. How...
7 dagar ago | 0
problems in downloading matlab psychtoolbox matlab R2014b
Hello @JazzMusic I had come across this error earlier and found out that crash is caused by an error in the installer developed...
7 dagar ago | 0
Measuring the luminosity of a picture?
Hi Nathan, You can use the Image Processing Toolbox, which provides functions for color space conversion. You can follow these ...
8 dagar ago | 0
Intersection of convex Polyhedra
Hello Harshavardhan You can take a look at this submission by @Matt J which talks about a similar query https://www.mathworks....
10 dagar ago | 0
How to find XZ plane along with XY plane in 3D Dicom Image? how to segment 3D region based on XY and XY plane?
Hello voxey, In a 3D DICOM image, the data is typically represented as a 3D matrix or volume. As you mentioned, XY = V(:,:,16...
10 dagar ago | 0
Plot first terms of Fourier series and amplitude
Hello Niemand83, If you just want to plot the sine terms with the coefficients, as in the image you attached, plot the terms in...
10 dagar ago | 0
Need to create a rectangular pulse train in matlab for given figure below
Hi Sanat To calculate the Fourier series coefficients and plot the Fourier series approximation for the pulse waveform Define ...
10 dagar ago | 0
Generate a pulse waveform using the fourier series expansion.
Hello Kevin, In this problem too, you are given the coefficient of the sine term of the Fourier series expansion for the functi...
11 dagar ago | 0
Generate a chirp waveform using the fourier series expansion
Hello Kevin, Esentially, in this problem, you are given the coefficient of the sine term of the Fourier series expansion for th...
11 dagar ago | 0
how to calculate first n terms of the sawtooth Fourier series and plot the results in figure?
Hi Ismita To calculate the Fourier series coefficients and plot the Fourier series approximation for the given sawtooth functio...
12 dagar ago | 0
combining features
Hello aavula, Combining features depends on the nature of the features and the classification algorithm you plan to use. The s...
ungefär en månad ago | 0
how to implement relieff algorithm on a image or on a group of images ?
Hello Ajit, MATLAB has "relieff" function to rank the features based on their importance. Here's the documentation for it htt...
ungefär en månad ago | 0
how to extract SIFT features from rgb image in matlab
Hello saber, You can perhaps apply SIFT to each color channel separately and combine the features from each channel to form a c...
ungefär en månad ago | 0
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