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Jonathan


2014 年からアクティブ

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質問


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...

9年弱 前 | 0 件の回答 | 0

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Problem 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...

9年弱 前 | 0

質問


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 ...

約9年 前 | 1 件の回答 | 0

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質問


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 ...

約9年 前 | 3 件の回答 | 0

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質問


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...

約9年 前 | 0 件の回答 | 0

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質問


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...

9年以上 前 | 2 件の回答 | 0

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質問


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...

9年以上 前 | 2 件の回答 | 0

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質問


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...

9年以上 前 | 1 件の回答 | 0

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質問


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...

9年以上 前 | 1 件の回答 | 1

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質問


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...

9年以上 前 | 1 件の回答 | 0

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Persist 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...

9年以上 前 | 0

質問


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...

9年以上 前 | 2 件の回答 | 0

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What 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 ...

約10年 前 | 8

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質問


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). ...

約10年 前 | 2 件の回答 | 0

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