Joss Knight
MathWorks
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Although I cannot be contacted directly, if you would like to ask me a question all you have to do is mention "GPU" somewhere in your MATLAB Answers question.
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How to perform feval function operation correctly on multiple GPUs
What you have passed to parallel.pool.Constant is a function that returns the captured object; what you wanted was a function th...
18 días hace | 2
| aceptada
slow imwarp with large arrays
I think the documentation is just referring to using the GPU or the ability to process in the background using backgroundPool to...
26 días hace | 0
| aceptada
CUDA seems not to be supported
MATLAB does not use the toolkit that you download, it installs its own version. You cannot change it by downloading the toolkit....
28 días hace | 1
"Maximum variable size allowed on the device is exceeded." when using predict on GPU
Is there a way to force predict to use CPU? Yes. Pass data in as an in-memory array. If your data is on the device, you may nee...
alrededor de 1 mes hace | 0
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Why is pagemtimes slower than just coding up the matrix multiplication?Especially on GPU.
Your implementation is incorrect I'm afraid, you are using elementwise times rather than mtimes. You are also using timeit inste...
alrededor de 1 mes hace | 4
gpuArray size limit is much less than the GPU maximum memory
See https://uk.mathworks.com/matlabcentral/answers/2145604-gpu-array-max-dimensions-size-i-e-int32-of-2e9-not-same-as-other-cud...
alrededor de 1 mes hace | 1
For Matlab R2021a, How can Visual Studio be selected as the compiler for C/C++
Using a 2022 compiler with a 2021 MATLAB isn't a supported workflow. Can you upgrade MATLAB?
alrededor de 2 meses hace | 0
| aceptada
Retraining YAMNet for audio classification returns channel mismatch error in "deep.internal.train.Trainer/train"
I think the issue will be that your label data is a categorical type with three categories. Run categories(trainLabels) to con...
alrededor de 2 meses hace | 0
| aceptada
Retraining YAMNet for audio classification returns channel mismatch error in "deep.internal.train.Trainer/train"
It looks like your network is returning output with three channels instead of two. Could you try running analyzeNetwork(net) to ...
alrededor de 2 meses hace | 0
gpu output array wrong dimensions
The outputs of your kernel will be the non-const pointer inputs to your kernel in the order they appear in your function signatu...
2 meses hace | 0
| aceptada
Error in index returned by max() in the second dimension in obscure case
Thank you! You have found a bug in MATLAB's GPU support. The computation of the indices is wrong when reducing along the rows an...
3 meses hace | 1
| aceptada
Matlab Support for float32/single and float16/half datatypes in GPU Sparse Matrix Multiplication
Half support is not currently planned for sparse.
3 meses hace | 3
Error: "Incorrect type of 'Z' for 'predict' in Layer 'samplelayer'. Expected 'gpuArray', but instead was 'single'." This error is shown during using a custom deep layer.
Hello. You need to return an array of the same data type and storage type as the input. Somehow your data is no longer on the GP...
3 meses hace | 0
| aceptada
Speeding up matrix expotentials by using GPU
Your GTX 1650 is designed for single precision computing. In single precision it has a peak performance of about 3 teraflops, wh...
4 meses hace | 3
| aceptada
GPU Array Max Dimensions/Size (i.e., int32 of ~2e9) Not Same as Other CUDA-Enabled Languages (i.e., Python 3.9 - Tensorflow 2.11)
In CUDA 12 NVIDIA introduced a limited set of 64-bit integer APIs in cublas and other libraries, allowing arrays with more eleme...
4 meses hace | 2
| aceptada
Multilayer Perceptron with More Than One Output and Data Interpretation?
You can continue to use trainNetwork if you don't want to use dlnetwork. dlnetwork obviously provides much more flexibility as w...
4 meses hace | 0
Matlab continuously launching on GPU
Using the NVIDIA Control Panel, disable hardware acceleration for MATLAB. Alternatively, type |opengl software| on startup.
4 meses hace | 0
Using transformer neural network for classification task
You've passed |layers| instead of |lgraph| to |trainNetwork|.
4 meses hace | 0
| aceptada
I get the illegal instruction error while running Matlab code with GPU
On the face of it it does seem like you've hit some kind of bug in CUDA 11. If you can upgrade your MATLAB to a more recent vers...
4 meses hace | 0
| aceptada
GPU memory usage for Hadamard product
I can't reproduce this. You say you have 48Gb of GPU memory available...have you checked this? Try running gpuDevice and lookin...
5 meses hace | 0
Initializing LSTM which is imported using ONNX
This code is suspect % initialize input arrays obs = dlarray(rand(obs_size),"BS"); state = dlarray(rand(state_size),"SBS"); ...
5 meses hace | 0
trainnet gives training loss is NaN
Do your network weights contain NaNs? Try this nansInMyNetwork = ~(all(cellfun(@allfinite, net.Learnables.Value)) && all(cellfu...
5 meses hace | 0
how to use printf inside a CUDA kernel?
Just use it, and launch MATLAB from a terminal. On Linux, the output will appear in the terminal window. On Windows you will nee...
5 meses hace | 0
| aceptada
mexcuda compiler error: "__global__" does not apply here
You cannot call a function declared __global__ from another function declared __global__. Declare the second function as __devic...
5 meses hace | 0
| aceptada
CUSOLVER_STATUS_INTERNAL_ERROR with RTX 4080 Super in MATLAB 2022a C MEX Function
This is a known issue with CUDA 11.2, Ada cards, and cusolver. The solution is to upgrade MATLAB to R2023a or above, because it ...
5 meses hace | 1
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CUSOLVER_STATUS_INTERNAL_ERROR with RTX 4080 Super in MATLAB 2022a C MEX Function
It's probably necessary for you to provide your code, since any number of things could have gone wrong prior to intializing cuso...
5 meses hace | 0
why do I got such a low score when i use bench function in matlab2024a
Do check your computer's power settings, to make sure they are set to "best performance".
5 meses hace | 0
Matab is very slow in processing figures: might it be caused by NVidia Optimus?
Check your laptop's power settings and make sure they are in 'best performance' mode.
6 meses hace | 0
| aceptada
Which is the difference between 'multi-gpu' and 'parallel-gpu' in 'trainingOption' function of the DeepLearning Toolbox?
The purpose of 'multi-gpu' is effectively to try to ensure you are using a local pool with numGpus workers, rather than needing ...
6 meses hace | 1
MATLAB does not detect NVIDIA T400 GPU despite updated drivers
The 516 driver is too old for R2024a, which is on CUDA 12.2. Download the recommended 552 driver for your T400 from https://www....
6 meses hace | 0