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Dynamic Sparse Matrix #198

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guimarqu opened this issue Oct 3, 2019 · 1 comment · Fixed by #241
Closed

Dynamic Sparse Matrix #198

guimarqu opened this issue Oct 3, 2019 · 1 comment · Fixed by #241
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@guimarqu
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enhancement New feature or request MathProg performance
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v0.3

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guimarqu commented Oct 3, 2019 •
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Coefficient sparse matrix is stored using List of List format. This format has very bad performance for SpMV.
In the mid-term, we can try to improve LoL.
In the long-term, we should try a better format like Dynamic CSR, Packed CSR or Hornet.
@guimarqu guimarqu added enhancement New feature or request performance labels Oct 3, 2019
@guimarqu guimarqu added this to the v1.0 milestone Oct 3, 2019
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guimarqu commented Oct 9, 2019

WIP : https://github.com/atoptima/DynamicSparseArrays.jl

@guimarqu guimarqu self-assigned this Oct 9, 2019
@guimarqu guimarqu modified the milestones: v1.0, v0.3 Oct 15, 2019
@guimarqu guimarqu mentioned this issue Jan 24, 2020
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enhancement New feature or request MathProg performance
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Dynamic Sparse Matrix for coefficient matrix atoptima/Coluna.jl
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@guimarqu