main
CI Fix scipy-dev remaining failures due to scipy sparse DeprecationWarning (#34632)
MNT Switch to absolute imports enforced by `ruff` (#31847)
MNT DNPY_NO_DEPRECATED_API=NPY_1_22_API_VERSION and security fixes (#31984)
Enable config setting `sparse_interface` to control sparray and spmatrix creation (#31177)
PERF Speed up KNeighborsClassifier fitting (#34564)
Fix *NeighborsClassifier with brute force for string labels (#33048)
CLN use new license notice line (#29246)
DOC added link to user guide for LocalFactorOutlier (#33767)
FEA Add support for sparse input matrices in NCA with "pca" init (#34122)
MNT Switch to absolute imports in sklearn/neighbors/_partition_nodes.pxd (#32364)
MNT Update `const` usage in `{Ball, KD}Tree` classes (#27125)
MNT Switch to absolute imports in sklearn/neighbors/_quad_tree.pxd (#32365)
MNT Fix typos found by typos (#33916)
ENH perf: numeric optimisation in nan_euclidean_distances, GaussianMixture and KNeighborsRegressor.predict (#34277)