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Paulo Ribeiro


Last seen: 4 months ago |  Active since 2017

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NodeMCU + 2MPU6050

10 months ago

Question


Preconditioning for iterative solvers on GPU - Performance issues
Dear all, I'm experimenting some preconditioners for iterative solvers on GPU in a linear system [A]{x}={B}. The problem is def...

4 years ago | 0 answers | 0

0

answers

Question


Slow performance using iterative solver with gpuArray
Hi all, I am using iterative solvers combined with gpuArrays for performance benefits. These simulations include the solution ...

5 years ago | 1 answer | 0

1

answer

Question


A fast way to perform sparse matrix-free product with a vector
Dear all, I was wondering if it is possible to increase the performance of a matrix-free product of a sparse matrix defined b...

5 years ago | 2 answers | 0

2

answers

Answered
What can I do to reduce sparse system solve time for a finite element analysis?
John, Please monitor your RAM. The direct solver has this drawback and can ruin your runtime if memory goes to HDD swap. I ha...

6 years ago | 0

Question


Solving sparse matrix on GPU and memory problems (even with free memory available)
Hi there, I am running a backslash computation A\b where *A* is an array of type sparse and *b* is a vector, both stored as g...

6 years ago | 2 answers | 0

2

answers

Question


What is the best way to solve A\b using distributed computing and sparse matrix?
I´m trying to solve a large linear system [A]{x}={B} using the traditional backslash operator and distributed computing. However...

6 years ago | 0 answers | 0

0

answers

Question


Is a 10 gigabit ethernet worth it for a matlab cluster?
Hi there, I am planning some updates on an existing cluster with quad core desktops running Matlab. The current desktops have...

6 years ago | 2 answers | 0

2

answers