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Vectorizing 2D DFT for only select region of the output
I am trying to take a Fourier transform of an input 2d waveform, where I only care about the intensity of the output in a specif...
11 mesi fa | 1 risposta | 0
1
rispostaDomanda
Improve GPU utilization during regression deep learning
I'm having trouble improving GPU utilization on, I think, a fairly straightforward deep learning example, and wonder if there is...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
Efficient construction of positive and negative matrix
I am trying to efficiently constuct a vector along the lines of the following paradigmatic code: % Setup N = 20; B = de2bi((1...
circa 3 anni fa | 2 risposte | 0
2
risposteDomanda
Efficient multiplication by large structured matrix of ones and zeros
I am trying to do a relatively simple operation, with a prototypical example: N = 20; B = de2bi((1:2^N)-1,N); c = rand(2^N,...
circa 3 anni fa | 2 risposte | 1
2
risposteDomanda
Running parfor on SLURM limits cores to 1
Hello, I'm trying to run some parallelized code (through parfor) on a university high performance cluster. In order to make sure...
oltre 3 anni fa | 1 risposta | 0
1
rispostaDomanda
MATLAB freezes when running code blocks
I've been experiencing problems with a MATLAB installation on a new computer. I am running R2021B on Windows 10 Pro (results fro...
oltre 3 anni fa | 1 risposta | 0
1
rispostaDomanda
Finding neighbors in pages of very large 3D matrix
Hello, Given a 3D tensor, the pages of which are 2D matrices composed of 1s and 0s, I'm looking to find an effiicient method fo...
quasi 4 anni fa | 2 risposte | 1
2
risposteDomanda
Fast vector reshaping/permutation
I'm trying to optimize a very specific vector operation, namely taking a large (2^20 x 1) vector, reshaping it, permuting the in...
oltre 4 anni fa | 3 risposte | 0
3
risposteDomanda
Vectorizing nonlinear matrix operation on many small matrices
I am trying to optimize the following generic matrix operation: m = 3; % small number in general n = 2^20; % large power of 2 ...
circa 5 anni fa | 1 risposta | 1
