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Question
How to capture mouse clicks in dsp.SpectrumAnalyzer, and draw on plot
I would like to add my own interactivity to the dsp.SpectrumAnalyzer plot. I would like to receive a callback when the user clic...
presque 10 ans il y a | 1 réponse | 0
0
réponseProblem with dsp.DigitalDownConverter
I'm new to DSP Toolbox also, but I think I am running into similar trouble. It looks like dsp.DigitalDownConverter is, unfortuna...
presque 10 ans il y a | 0
Question
Matlab Engine Array Transfer Size Limitation
I am using engGetVariable() to transfer an mxArray from the Matlab Engine to my C++ program. The documentation says: "The limit ...
environ 10 ans il y a | 1 réponse | 0
1
réponseQuestion
How to determine which algorithm mldivide (A\b) uses
I have a sparse, banded matrix, A, for which I am solving the linear system Ax=b using A\b in Matlab. The documentation for ...
environ 10 ans il y a | 3 réponses | 0
3
réponsesQuestion
Solve Sparse, Complex Ax=b on Distributed Cluster
I would like to know if it is possible to solve a sparse, complex Ax=b equation with Parallel Computing Toolbox / Distributed Co...
environ 10 ans il y a | 1 réponse | 0
0
réponseQuestion
arrayfun on GPU with each call working from common block of data
I am using arrayfun to perform a convolution on a set of images with different kernels. Instead of looping over each kernel, I u...
plus de 10 ans il y a | 2 réponses | 0
2
réponsesQuestion
Perform conv2 on a batch of images
I have a set of 2D images for which I would like to convolve each image separately with a kernel. This is particularly important...
plus de 10 ans il y a | 2 réponses | 0
2
réponsesQuestion
Monte Carlo Simulation with Parfor
I am conducting a Monte Carlo simulation of a stochastic differential equation, and trying to parallelize each random walk. Take...
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
Direct GPU-to-GPU Communication with Parallel Computing Toolbox / SPMD
I am using spmd to enable parallel computing with multiple GPUs on one workstation. Basically, the GPUs do some calculation, bro...
plus de 10 ans il y a | 1 réponse | 1
1
réponseQuestion
How to Pin Workers to Specific Cores
I would like to know how to pin parpool workers to specific cores. I have a dual socket system, so each socket has faster access...
plus de 10 ans il y a | 1 réponse | 0
1
réponsePersist data on GPU between parfor Calls
This turns out to be by far the most efficient way to use multiple GPUs. The secret is to put the loop inside the spmd block. Th...
plus de 10 ans il y a | 0
Question
Persist data on GPU between parfor Calls
The actual overhead from invoking a parfor is pretty low (~17 ms), so it is fast enough to start up a parfor, do one operation p...
presque 11 ans il y a | 2 réponses | 0
2
réponsesWhat exactly is the "n-point DFT" that fft() computes?
I found a site where you can get intelligent answers to your questions: <http://www.dsprelated.com/showmessage/56353/1.php FFT ...
plus de 11 ans il y a | 8
| A accepté
Question
What exactly is the "n-point DFT" that fft() computes?
I am trying to understand exactly *how* matlab is computing the fft when you call fft(myData, N), where N < length(myData). ...
plus de 11 ans il y a | 2 réponses | 0
