Alessandro

Last seen: Today | 2024 年からアクティブ

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質問

Linear interpolation with interp1 is slow: How to improve run times?
I wrote a MWE to compare the perforance of interp1 (MATLAB built-in) with my custom interp1_scal (for linear interpolation), usi...

2日前 | 1 件の回答 | 0

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質問

Error with gpu codegen
I ran this code on my computer clear,clc,close all Params.r = 0.0476; % 0.0476; Params.w = 0.172; vfoptions = s...

4ヶ月前 | 1 件の回答 | 0

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質問

Parpool thread-based pool size
I have a computer with 14 physical cores: 12th Gen Intel(R) Core(TM) i7-12800H, 2400 Mhz, 14 Core(s), 20 Logical Processor(s)). ...

4ヶ月前 | 1 件の回答 | 0

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回答済み
GPU Parallelization: Kernel for Value Function Iteration
You can try using the VFI toolkit, which uses gpu parallelization in Matlab. https://github.com/vfitoolkit

5ヶ月前 | 0

質問

GPU Coder codegen slow performance
I am running the code shown below with MEX CUDA. Following Chao Luo's suggestion, I prepared a MWE, so that anyone who is intere...

5ヶ月前 | 1 件の回答 | 0

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質問

parfor number of cores
I am using a machine with an intel processor with 14 physical cores (among those, 6 performance cores). If I run this code I get...

5ヶ月前 | 1 件の回答 | 0

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質問

Using RTX 5090 for GPU computing in forward compatibility
Dear users, I have read a couple of very useful posts https://www.mathworks.com/matlabcentral/answers/2173867-can-i-use-my-nv...

5ヶ月前 | 2 件の回答 | 0

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質問

Nvidia GPU GeForce 5060-5090
Are the Nvidia GeForce RTX 5060, 5070, 5080 and 5090 compatibile with Matlab R2025a? Matlab website (see https://www.mathworks....

5ヶ月前 | 3 件の回答 | 0

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質問

Change size of input arguments without recompiling mex with codegen
I compiled a simple function with matlab coder. The function takes three input arguments: xvec is [nx,1], yvec is [ny,1] and zma...

11ヶ月前 | 2 件の回答 | 0

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質問

Vectorized code slower than loops
I am trying to speed up the code reported below (it is a MWE, actual code is more complicated). I vectorized the inner loop (see...

約1年前 | 6 件の回答 | 0

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質問

Convert cell array of structures to numeric vector
Suppose I have ale{1}.a = 0; ale{2}.a = 1; ale{3}.a = 1.5 ale_vec = NaN(length(ale),1); for ii=1:length(ale) ale_vec(...

約1年前 | 2 件の回答 | 0

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質問

How to speed up vectorized operations for dynamic programming
I would like to speed up the following code which solves a discrete dynamic programming problem using the method of successive a...

1年以上前 | 1 件の回答 | 0

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質問

Colon operands must be real scalars
I tested the following code: x = rand(1,3); x([1,2]:[1,2]) In R2024a it gives a warning but it is ok in R2023b! Some existi...

1年以上前 | 2 件の回答 | 0

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質問

Poor performance of linprog in practice
I have to solve a dynamic programming problem using a linear programming approach. For details, please see this paper. The LP th...

1年以上前 | 1 件の回答 | 0

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