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perf: more efficient _sparse_nanmean

Status: Open (in progress).

scverse/scanpynumber 3570

#3570 In scverse/scanpy;

· Reovirus opened on Apr 8, 2025

docs: add inline example of pca_variance_ratio

Status: Open (in progress).

scverse/scanpynumber 3950

#3950 In scverse/scanpy;

· marvinbuff opened on Jan 22, 2026

fix: regress_out for more threads than 64

Status: Open (in progress).

scverse/scanpynumber 3954

#3954 In scverse/scanpy;

· Intron7 opened on Jan 26, 2026

perf: "two-pass" seurat hvg via scanpy.get.aggregate

benchmark

Status: Draft (not ready).

scverse/scanpynumber 4013

#4013 In scverse/scanpy;

· ilan-gold opened on Mar 26, 2026

perf: hoist _tiecorrect out of per-group loop in vs-rest Wilcoxon

Status: Open (in progress).

scverse/scanpynumber 4090

#4090 In scverse/scanpy;

· zboldyga opened on Apr 25, 2026