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How to show r square correlation and RMSE on a scatterplot
Given your x and y vectors, perhaps this is what you are looking for? plot(x, y, '*','displayname','Scatterplot') title('scatt...
presque 5 ans il y a | 4
| A accepté
Question
Matlab gets basic arithmetic completely wrong!
I just had a Matlab experience that made me question everything. I have two vectors: |v1| and |v2|. Both are of length 10 0...
presque 6 ans il y a | 1 réponse | 0
1
réponsemexcuda not finding CUDA 9.0 even when I specify it via setenv('MW_NVCC_PATH',...)
I managed to solve the problem myself by editing the ‘nvcc_msvcpp2015.xml’ file and simply commenting out the line: <cmdRet...
environ 6 ans il y a | 0
| A accepté
Question
mexcuda not finding CUDA 9.0 even when I specify it via setenv('MW_NVCC_PATH',...)
When I try to use mexcuda I get the error: Warning: Version 9.0 of the CUDA toolkit could not be found. If installed, set M...
environ 6 ans il y a | 2 réponses | 0
2
réponsesQuestion
Text/strings not working in Matlab 2018a
I recently upgraded to Matlab 9.4.0.813654 (R2018a) from R2017a (where everything was working fine), and now whenever I plot thi...
plus de 6 ans il y a | 1 réponse | 0
1
réponseQuestion
Unable to compile cuda code containing dynamic parallelism: Error: “ptxas fatal : Unresolved extern function 'cublasCreate_v2'”
I’m trying to create a simple mex function that calls cublas functions such as cublasDgemm from inside a kernel so I can utilize...
environ 7 ans il y a | 2 réponses | 0
2
réponsesQuestion
MEX function with CUDA code works once. Then I need to restart Matlab or recompile it!?
I’ve written a |MEX| file that uses the |CUDA| solver, specifically the |cusolverDnDgesvd| function, to compute the equivalent o...
plus de 7 ans il y a | 2 réponses | 0
2
réponsesQuestion
Duplicating an mxArray without first storing it as a plhs?
I’m writing a MEX file in C where I need to duplicate an |mxArray| in the code. What I’m currently doing is this: plhs[0] =...
plus de 7 ans il y a | 1 réponse | 0
1
réponseQuestion
Compiling CUDA files with mexcuda - why wont Matlab accept my compiler?!
Im trying to compile CUDA files into mex. Matlab ships with an example CUDA file located in |matlabfolder\toolbox\distcomp\g...
presque 8 ans il y a | 2 réponses | 0
2
réponsesQuestion
Indexing a matrix with another matrix?
Hi. I have a |10000x4| matrix, |Idx|, where each row contains 4 indices to a logical matrix, |A|. I would like to set all ind...
presque 8 ans il y a | 1 réponse | 0
1
réponseQuestion
Multiply slices of a 4D array with vectors without nested loops? Is there a function comparable to pagefun for the CPU?
I want to multiply each 2D matrix slice of a 4D matrix, |X|, with a number of vectors, stored in Beta. If I was doing it on the ...
presque 8 ans il y a | 1 réponse | 0
1
réponseQuestion
How do I estimate the memory usage of a calculation on the GPU?
Hi. I have a parallel calculation that I’m doing on the GPU to speed up things compared to doing it on the CPU. However, the...
presque 8 ans il y a | 1 réponse | 1
1
réponseQuestion
Can I convert long binary strings into unique serial numbers of much shorter length?
I’m generating a very large number of long binary strings, for example: S1 = [0 0 1 1 0 0 0 0 0 0 1 0 1 1 0 0 0 …] S2 = ...
presque 8 ans il y a | 2 réponses | 0
2
réponsesQuestion
How do I use the recursive dir function in release 2016b?
I’ve installed the pre-release version of matlab 2016b and one of the new features listed in the release notes is that the |dir|...
environ 8 ans il y a | 1 réponse | 0
0
réponseQuestion
Getting the regression coefficients for a lower number of Partial Least Squares components than specified by plsregress(X,Y,ncomp) without redoing the whole regression model?
When performing a regression with the |plsregress| command in matlab, you specify the number of components when you fit the mode...
environ 8 ans il y a | 1 réponse | 0
0
réponseQuestion
How do I sequentially partition the folds in cross validation?
I’m working on a partial least squares regression problem where I want to set up cross validation with a |cvpartition| object. H...
plus de 8 ans il y a | 1 réponse | 1
1
réponseQuestion
Advice on vertical edge detection on grayscale image with very weak contrast
I’ve taken a large quantity of X-ray images of wooden samples and in order perform the analysis I’m trying to do I need to extra...
plus de 8 ans il y a | 1 réponse | 0
1
réponseBug in Matlab/statistics toolbox or is there a typo in the plsregress example? (or something wrong with my Matlab installation?)
If others are running into the same problem, it seems to be solved by updating to matlab 2016a!
plus de 8 ans il y a | 0
| A accepté
Question
Bug in Matlab/statistics toolbox or is there a typo in the plsregress example? (or something wrong with my Matlab installation?)
I’m having problems with getting the partial least squares regression to work properly and I suspect that there either is someth...
plus de 8 ans il y a | 1 réponse | 0