Question
How to determine the MATLAB version when compiling C/C++ mex files
MATLAB's C/C++ mex interface changes from time to time, with new releases of MATLAB. Functionality can be added, removed or chan...
plus de 11 ans il y a | 4 réponses | 1
4
réponsesA soumis
betafit_fast
Quickly compute the parameters of a beta distribution
plus de 11 ans il y a | 149 téléchargements |
Réponse apportée
Which MATLAB operations/functions need speeding up?
CROSS It is shameful how slow this basic function is. I wrote my own (still in standard MATLAB), and it was 5 times faster. B...
Which MATLAB operations/functions need speeding up?
CROSS It is shameful how slow this basic function is. I wrote my own (still in standard MATLAB), and it was 5 times faster. B...
plus de 11 ans il y a | 2
Réponse apportée
What features and improvements do you hope to see in HG2?
Texture mapping of arbitrary meshes. See <http://www.mathworks.com/matlabcentral/answers/183980-how-can-i-texture-map-an-arbitra...
What features and improvements do you hope to see in HG2?
Texture mapping of arbitrary meshes. See <http://www.mathworks.com/matlabcentral/answers/183980-how-can-i-texture-map-an-arbitra...
plus de 11 ans il y a | 0
Question
How can I texture map an arbitrary mesh
Surf() and surface() allow me to texture map a regular quadrangular mesh. How can I texture map an irregular triangular mesh, of...
plus de 11 ans il y a | 1 réponse | 0
0
réponseQuestion
Fastest way to compute J' * J, where J is sparse
I have a sparse rectangular matrix, J, for which I want to compute: >> H = J' * J; It's a bit slow (transpose is taking ...
presque 12 ans il y a | 2 réponses | 1
2
réponsesRéponse apportée
What features and improvements do you hope to see in HG2?
Some volume rendering capabilities, similar to <http://www.voreen.org/ voreen>.
What features and improvements do you hope to see in HG2?
Some volume rendering capabilities, similar to <http://www.voreen.org/ voreen>.
environ 12 ans il y a | 0
Réponse apportée
What features and improvements do you hope to see in HG2?
Support for all fonts, not a limited subset, in vector graphics export.
What features and improvements do you hope to see in HG2?
Support for all fonts, not a limited subset, in vector graphics export.
environ 12 ans il y a | 1
Réponse apportée
What features and improvements do you hope to see in HG2?
Support for transparency and lighting in vector graphics export.
What features and improvements do you hope to see in HG2?
Support for transparency and lighting in vector graphics export.
environ 12 ans il y a | 0
Réponse apportée
What features and improvements do you hope to see in HG2?
MUCH faster rendering. For example, MATLAB renders a million points of different colors incredibly slowly. I reckon some well...
What features and improvements do you hope to see in HG2?
MUCH faster rendering. For example, MATLAB renders a million points of different colors incredibly slowly. I reckon some well...
environ 12 ans il y a | 1
Réponse apportée
What features and improvements do you hope to see in HG2?
Anti-aliased graphics.
What features and improvements do you hope to see in HG2?
Anti-aliased graphics.
environ 12 ans il y a | 1
Réponse apportée
What features and improvements do you hope to see in HG2?
Set a colormap per axes instead of per figure. This would make it much simpler to use multiple colormaps in the same figure.
What features and improvements do you hope to see in HG2?
Set a colormap per axes instead of per figure. This would make it much simpler to use multiple colormaps in the same figure.
environ 12 ans il y a | 2
Question
What features and improvements do you hope to see in HG2?
For a long time now, MATLABers have been calling for an improved graphics pipeline. MathWorks have made it clear in the past few...
environ 12 ans il y a | 18 réponses | 0
18
réponsesQuestion
Equivalent of inputname() for output variables
Say I have a function: function B = myfun(A) disp(inputname(1)) disp(outputname(1)) B = A; If I call it from th...
environ 12 ans il y a | 2 réponses | 5
2
réponsesA soumis
imdisp
Display multiple images as a montage of subplots
environ 12 ans il y a | 10088 téléchargements |
A soumis
real2rgb & colormaps
Converts intensity matrices into truecolor images.
environ 12 ans il y a | 8297 téléchargements |
A soumis
append_pdfs
Append/concatenate multiple PDF files into a single file using Ghostscript.
environ 12 ans il y a | 9539 téléchargements |
Réponse apportée
Is it possible to set watchdogs (memory, exec time) in MATLAB?
I use timers to check certain things, then exit MATLAB if things go wrong. E.g. the following timer function: function kill...
Is it possible to set watchdogs (memory, exec time) in MATLAB?
I use timers to check certain things, then exit MATLAB if things go wrong. E.g. the following timer function: function kill...
environ 12 ans il y a | 0
Réponse apportée
Determine if using HG2
I've ended up using the undocumented function, graphicsversion(): function tf = ishg2(fig) try tf = ~graphicsvers...
Determine if using HG2
I've ended up using the undocumented function, graphicsversion(): function tf = ishg2(fig) try tf = ~graphicsvers...
plus de 12 ans il y a | 0
| A accepté
Réponse apportée
Determine if using HG2
Currently I'm using the version checking approach: function tf = ishg2() try tf = ~verLessThan('matlab', '8.4'); ...
Determine if using HG2
Currently I'm using the version checking approach: function tf = ishg2() try tf = ~verLessThan('matlab', '8.4'); ...
plus de 12 ans il y a | 2
Question
Determine if using HG2
How can I determine if MATLAB or the current figure is using the new graphics pipeline, HG2? I need a function tf = ishg2(...
plus de 12 ans il y a | 6 réponses | 4
6
réponsesRéponse apportée
Forward CUDA printf output to the MATLAB console
There might be a way to redirect output from stdout in a mex file ( <http://www.mathworks.co.uk/matlabcentral/answers/132527-in-...
Forward CUDA printf output to the MATLAB console
There might be a way to redirect output from stdout in a mex file ( <http://www.mathworks.co.uk/matlabcentral/answers/132527-in-...
plus de 12 ans il y a | 0
| A accepté
Question
In mex files, where does output to stdout and stderr go?
If I link an external library to a mex file, and this library sends text output to stdout or stderr, what does MATLAB do with th...
plus de 12 ans il y a | 3 réponses | 3
3
réponsesQuestion
Forward CUDA printf output to the MATLAB console
I am wrapping CUDA code in a mex file. I have printfs in my CUDA kernel, and I want to see the output from those printfs, ideall...
plus de 12 ans il y a | 1 réponse | 0
1
réponseQuestion
Linking mex files to boost libraries
Boost libraries have awkward names. They depend on all sorts of things: compiler version, library type, boost version, etc. E.g....
plus de 12 ans il y a | 1 réponse | 0
0
réponseRéponse apportée
how to get RGB color?
You can use the <http://www.mathworks.com/matlabcentral/fileexchange/16233 sc> toolbox, from the File Exchange. In your case, tr...
how to get RGB color?
You can use the <http://www.mathworks.com/matlabcentral/fileexchange/16233 sc> toolbox, from the File Exchange. In your case, tr...
plus de 12 ans il y a | 0
A résolu
Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...
plus de 12 ans il y a
A résolu
Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...
plus de 12 ans il y a
Réponse apportée
Jacobian of scalar matrix
gradient() computes partial derivatives approximately, using finite differences. It can't compute the exact partial derivatives ...
Jacobian of scalar matrix
gradient() computes partial derivatives approximately, using finite differences. It can't compute the exact partial derivatives ...
plus de 12 ans il y a | 0
Réponse apportée
Possible to apply filter2 to only values above a limit?
Compute the filtered version for all pixels, and simply replace the pixels above a certain value with their filtered value: ...
Possible to apply filter2 to only values above a limit?
Compute the filtered version for all pixels, and simply replace the pixels above a certain value with their filtered value: ...
plus de 12 ans il y a | 0
| A accepté