Deflated CG with 2048 eigenvectors solves HISQ propagators about 10x faster than standard CG on a 144^3 x 288 lattice at the physical light quark mass, excluding eigenvector setup cost.
de Forcrand,Progress on lattice qcd algorithms,Nuclear Physics B - Proceedings Supplements 47(1996) 228
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
citation-role summary
background 1
citation-polarity summary
fields
hep-lat 1years
2025 1verdicts
CONDITIONAL 1roles
background 1polarities
background 1representative citing papers
citing papers explorer
-
Improving HISQ propagator solves using deflation
Deflated CG with 2048 eigenvectors solves HISQ propagators about 10x faster than standard CG on a 144^3 x 288 lattice at the physical light quark mass, excluding eigenvector setup cost.