A k-nearest-neighbors classifier using the sparsity graph pseudo-diameter selects the single-to-double precision switching point in mixed-precision CG and achieves near-oracle efficiency on synthetic matrices.
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Parameter optimization for restarted mixed precision iterative sparse solver
A k-nearest-neighbors classifier using the sparsity graph pseudo-diameter selects the single-to-double precision switching point in mixed-precision CG and achieves near-oracle efficiency on synthetic matrices.