Hybrid H_h-matrices with adaptive mixed precision achieve up to 11x storage savings versus standard double-precision H-matrices while preserving accuracy in matrix-vector products.
Kriemann, Performance ofH-matrix-vector multiplication with floating point compression, arXiv preprint arXiv:2405.03456, (2024)
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Hybrid hierarchical matrices with adaptive mixed precision storage
Hybrid H_h-matrices with adaptive mixed precision achieve up to 11x storage savings versus standard double-precision H-matrices while preserving accuracy in matrix-vector products.