Ben Tordoff
MathWorks
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Could I use Convolutional Neural Network in Neural Network toolbox with GPU card of capabilty less than 3.0
Hi Serghei, I'm afraid the answer is no. Neural Network Toolbox uses NVIDIA's cuDNN library for running Convolutional Neural Net...
casi 8 años hace | 2
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Why can't MATLAB parse function declarations in CUDA C files containing the "restrict" keyword?
Although __restrict is supported by Visual C++, the NVIDIA CUDA programming guide specifies the use of __restrict_...
alrededor de 10 años hace | 0
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Matlab GPU processing: Nvidia Quadro vs Geforce
Hi Alex, I don't have access to either of these cards to test, but here's some information that might help you: * The "Com...
alrededor de 10 años hace | 1
GPU FFT2 Discrepancies ( Different from CPU based FFT2 )
See the answer(s) to this question: <http://www.mathworks.com/matlabcentral/answers/1032-why-do-some-calculations-like-the-fft...
más de 10 años hace | 1
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CUDA_ERROR_UNKNOWN when using floats instead of double precision
Thanks for sending the code. I’ve done some initial investigation and it looks like you have an illegal memory access somewhe...
más de 10 años hace | 1
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Getting NaN when evaluating PTX kernel file
First thing to do to track this down is to clearly specify your inputs and outputs. Inputs should be const. Based on your descri...
más de 10 años hace | 1
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How to fix error : unrecognized token in Cuda code with nvcc compiler
There are two problems with what you have attempted, one just a typo and the solution to the other will depend on what you are t...
más de 10 años hace | 0
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getframe issue in for-loop.
Hi Mike, you could try inserting a 'drawnow' just before the 'getframe'. This tells all MATLAB graphics and events to flush. ...
casi 11 años hace | 0
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Memory leak while using gpuArray in parallel computing toolbox 2013a
Hi Laith, I believe this should be fixed by the following workaround: <http://www.mathworks.com/support/bugreports/954239> ...
casi 11 años hace | 0
Matlab 2013a GPU memory leak
Hi Michael, could you read the following bug-report and try the workaround it contains (being careful about the backing-up step!...
casi 11 años hace | 0
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How to measure GPU memory bandwidth ?
Hi Anterrieu, you might like to have a look at the following article: <http://blogs.mathworks.com/loren/2012/12/14/measuri...
alrededor de 11 años hace | 2
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CUDA: faster indexing methods than logical for large arrays?
You can sometimes get a speed-up by replacing the logical indexing with some element-wise maths. For example: trian_x = M.*...
alrededor de 11 años hace | 0
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CUDA Kernels and long vectors
If you want to go down the "x" dimension first, you probably want int const globalBlockIdx = blockIdx.y * gridDim.x + block...
alrededor de 11 años hace | 0
Cuda PTX kernel function boolean argument not supported?
Thanks for providing the compile line. It seems that recent versions of NVCC switch from mapping bools as "s8" to "u8" according...
más de 11 años hace | 3
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error when using gpu
Unfortunately, an expression like: gpuArray(1):gpuArray(10) won't work, and (as Walter says) it looks like one of your "...
casi 12 años hace | 2
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gpuArray and memory management
Hi Gunnar, this is more a work-around than an answer, but try inserting a "wait(gpu)" after freeing the memory. For example: ...
casi 12 años hace | 0
GPU implementation of Min function
All syntaxes for MIN and MAX are supported in Parallel Computing Toolbox starting in release R2011b.
casi 12 años hace | 1
CUDA toolkit version | using constant memory
Hi, I will tackle the second question first as I am pretty certain of the problem. __constants__ must be defined at the global s...
alrededor de 12 años hace | 0
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GPU time slower than CPU time, what went wrong with my GPU implementation?
Hi Ruby, I've just uploaded a benchmarking tool to the File Exchange which runs a whole load of these type of timings to put ...
alrededor de 12 años hace | 1
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GPU and CPU computing results different
if you look at the magnitude of the difference compared to the magnitude of the values, it is pretty small: >> max(max(gathe...
casi 13 años hace | 4
GPU implementation of Min function
Hi Sarah, if your MATLAB license is up to date you might like to have a look at the pre-release of R2011b which has just become ...
casi 13 años hace | 1
Indexing in GPUArrays
Hi Jesse, if your MATLAB license is up to date you might like to have a look at the pre-release of R2011a which is now available...
alrededor de 13 años hace | 1
2D Graphs behind each other in 3D. Something like bar3
Hi Mirco, the way that PLOTYY works (and most of the other multi Y-axis MATLAB plots I've seen) is to have multiple axes obje...
alrededor de 13 años hace | 0