v23.02.00

🚨 Breaking Changes

• Remove faiss ANN code from knnIndex (#1121) @benfred
• Use GenPC (Permuted Congruential) as the default random number generator everywhere (#1099) @Nyrio

🐛 Bug Fixes

• Reverting a few commits from 23.02 and speeding up end-to-end build time (#1232) @cjnolet
• Update README.md: fix a missing word (#1185) @achirkin
• balanced-k-means: fix a too large initial memory pool size (#1148) @achirkin
• Catch signal handler change error (#1147) @tfeher
• Squared norm fix follow-up (change was lost in merge conflict) (#1144) @Nyrio
• IVF-Flat bug fix: the squared norm is required for expanded distance calculations (#1141) @Nyrio
• build.sh switch to use RAPIDS magic value (#1132) @robertmaynard
• Fix euclidean_dist in IVF-Flat search (#1122) @Nyrio
• Update handle docstring (#1103) @dantegd
• Pin libcusparse and libcusolver to avoid CUDA 12 (#1095) @wphicks
• Fix race condition in raft::random::discrete (#1094) @Nyrio
• Fixing libraft conda recipes (#1084) @cjnolet
• Ensure that we get the cuda version of faiss. (#1078) @vyasr
• Fix double definition error in ANN refinement header (#1067) @tfeher
• Specify correct global targets names to raft_export (#1054) @robertmaynard
• Fix concurrency issues in k-means++ initialization (#1048) @Nyrio

📖 Documentation

• Adding small comms tutorial to docs (#1204) @cjnolet
• Separating more namespaces into easier-to-consume sections (#1091) @cjnolet
• Paying down some tech debt on docs, runtime API, and cython (#1055) @cjnolet

🚀 New Features

• Add function to convert mdspan to a const view (#1188) @lowener
• Internal library to share headers between test and bench (#1162) @achirkin
• Add public API and tests for hierarchical balanced k-means (#1113) @Nyrio
• Export NCCL dependency as part of raft::distributed. (#1077) @vyasr
• Serialization of IVF Flat and IVF PQ (#919) @tfeher

🛠️ Improvements

• Pin dask and distributed for release (#1242) @galipremsagar
• Update shared workflow branches (#1241) @ajschmidt8
• Removing interruptible from basic handle sync. (#1224) @cjnolet
• pre-commit: Update isort version to 5.12.0 (#1215) @wence-
• Pin wheel dependencies to same RAPIDS release (#1200) @sevagh
• Serializer for mdspans (#1173) @hcho3
• Use CTK 118/cp310 branch of wheel workflows (#1169) @sevagh
• Enable shallow copy of handle_t's resources with different workspace_resource (#1165) @cjnolet
• Protect balanced k-means out-of-memory in some cases (#1161) @achirkin
• Use squeuclidean for metric name in ivf_pq python bindings (#1160) @benfred
• ANN tests: make the min_recall check strict (#1156) @achirkin
• Make cutlass use static ctk (#1155) @sevagh
• Fix various build errors (#1152) @hcho3
• Remove faiss bfKnn call from fused_l2_knn unittest (#1150) @benfred
• Fix unary_op docs and add map_offset as an improved version of write_only_unary_op (#1149) @Nyrio
• Improvement of the math API wrappers (#1146) @Nyrio
• Changing handle_t to device_resources everywhere (#1140) @cjnolet
• Add L2SqrtExpanded support to ivf_pq (#1138) @benfred
• Adding workspace resource (#1137) @cjnolet
• Add raft::void_op functor (#1136) @ahendriksen
• IVF-PQ: tighten the test criteria (#1135) @achirkin
• Fix documentation author (#1134) @bdice
• Add L2SqrtExpanded support to ivf_flat ANN indices (#1133) @benfred
• Improvements in matrix::gather: test coverage, compilation errors, performance (#1126) @Nyrio
• Adding ability to use an existing stream in the pylibraft Handle (#1125) @cjnolet
• Remove faiss ANN code from knnIndex (#1121) @benfred
• Update builds for CUDA 11.8 and Python 3.10 (#1120) @ajschmidt8
• Update workflows for nightly tests (#1119) @ajschmidt8
• Enable Recently Updated Check (#1117) @ajschmidt8
• Build wheels alongside conda CI (#1116) @sevagh
• Allow host dataset for IVF-PQ (#1114) @tfeher
• Decoupling raft handle from underlying resources (#1111) @cjnolet
• Fixing an index error introduced in PR #1109 (#1110) @vinaydes
• Fixing the sample-without-replacement test failures (#1109) @vinaydes
• Remove faiss dependency from fused_l2_knn.cuh, selection_faiss.cuh, ball_cover.cuh and haversine_distance.cuh (#1108) @benfred
• Remove redundant operators in sparse/distance and move others to raft/core (#1105) @Nyrio
• Speedup make_blobs by up to 2x by fixing inefficient kernel launch configuration (#1100) @Nyrio
• Use GenPC (Permuted Congruential) as the default random number generator everywhere (#1099) @Nyrio
• Cleanup faiss includes (#1098) @benfred
• matrix::select_k: move selection and warp-sort primitives (#1085) @achirkin
• Exclude changelog from pre-commit spellcheck (#1083) @benfred
• Add GitHub Actions Workflows. (#1076) @bdice
• Adding uninstall option to build.sh (#1075) @cjnolet
• Use doctest for testing python example docstrings (#1073) @benfred
• Minor cython fixes / cleanup (#1072) @benfred
• IVF-PQ: tweak launch configuration (#1069) @achirkin
• Unpin dask and distributed for development (#1068) @galipremsagar
• Bifurcate Dependency Lists (#1065) @ajschmidt8
• Add support for 64bit svdeig (#1060) @lowener
• switch mma instruction shape to 1684 from current 1688 for 3xTF32 L2/cosine kernel (#1057) @mdoijade
• Make IVF-PQ build index in batches when necessary (#1056) @achirkin
• Remove unused setuputils modules (#1053) @vyasr
• Branch 23.02 merge 22.12 (#1051) @benfred
• Shared-memory-cached kernel for reduce_cols_by_key to limit atomic conflicts (#1050) @Nyrio
• Unify use of common functors (#1049) @Nyrio
• Replace k-means++ CPU bottleneck with a random::discrete prim (#1039) @Nyrio
• Add python bindings for kmeans fit (#1016) @benfred
• Add MaskedL2NN (#838) @ahendriksen
• Move contractions tiling logic outside of Contractions_NT (#837) @ahendriksen