pub const DEFAULT_EF: usize = 128;Expand description
Default beam width of a graph query. The accepted qgraph rows reached recall 0.95 at
ef 736 on glove-100-angular (1.18M vectors, benchmarks/results/ann_modal_confirm_v1.json);
stores of up to a few hundred thousand embedding rows reach it with a far smaller beam, and
tests/server_ann.rs holds the default to recall >= 0.95 on its corpus.