Community Profile Nathan Zechar

Last seen: 17 giorni ago Active since 2020

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Question

Is it possible to code a function like movsum to perform as fast as the diff function when using gpu arrays?
I'm attempting to find the fastest way to average several points on 3D data. In other parts of a program I'm writting, I've used...

circa un mese ago | 1 answer | 1

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Question

Does MATLAB support Intel i9-12900k CPU and Nvidia A100 GPU?
I was wondering how matlab performs with the new Alder Lake series Intel processors. They have high performance cores and effici...

circa un mese ago | 1 answer | 0

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Submitted

FDTD 3D and 2D Examples - ADE CPML and a Dielectric Region
Examples on how to apply ADE CPML. User can change relative permittivity.

Submitted

FDTD - 1D, 2D, 3D Simple Free Space Examples
Vectorized FDTD code with GPU functionality for the 3D case. Code is nicely organized and easy to understand.

Question

Fastest way to differentiate only the sides of large matricies
I believe I have found one of the fastest ways to differentiate different portions of a large matrix using built in Matlab funct...

4 mesi ago | 1 answer | 1

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Question

Why is pagemtimes slower than just coding up the matrix multiplication?
I noticed that pagemtimes is slower than just expanding an equation and coding it on both CPU and GPU. But for GPU it is excepti...

8 mesi ago | 1 answer | 0

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Why is pagemtimes slower on GPU than a CPU?
Hello David, I have a similiar problem and have found that pagemtimes is slower than just expanding an equation and coding it on...

8 mesi ago | 0

How to multiply higher order matrices?
Here's an example. This is one way of doing it. clear all a = 10; %% Convert 3D matrix to 5D for tensor matrix multiplic...

8 mesi ago | 0

| accepted

Question

How to multiply higher order matrices?
Hello, I am attempting to multiply a 5D 3x3x3x3x3 matrix and a 5D 3x3x3x3x1 matrix in order to produce a 4D matrix of 3x3x3x3 af...

8 mesi ago | 3 answers | 0

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Question

Large discrepency between CPU and GPU with fftn and ifftn?
Hello, I am using a GPU to compute multipul 3D FFTs. I've come across a problem where the output I am recieving from the GPU FF...

oltre un anno ago | 1 answer | 0

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Question

Parallel Processing with Multipul GPUs - fftn
Hello, I was wondering it is possible to utilize multipul GPUs to perform several ffts in a manner where each individual fft cou...

oltre un anno ago | 1 answer | 1

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Question

How much additional memory is needed to perfrom a 3D FFT other than matrix to be transformed? GPU application.
Hello. I'm trying to gain an understanding of how much memory is needed to perform an FFT, and if it is different with respect t...

oltre un anno ago | 1 answer | 0