v26.02.00

What's Changed

🚨 Breaking Changes

• Use CCCL's mdspan implementation by @divyegala in #1605
• Add filter for cagra::merge by @benfred in #1755

🐛 Bug Fixes

• fix(ci): remove unknown parameter name from rocky8 build job by @gforsyth in #1554
• CMake check for FAISS use in benchmarks by @irina-resh-nvda in #1591
• Fix overflow in preprocess_data_kernel of NN Descent by @jinsolp in #1596
• cmake is missing sparse/gram.cu gtest by @aamijar in #1611
• Correctly specify the ninja-build version to download by @robertmaynard in #1634
• Remove Flaky Python ACE Example by @julianmi in #1641
• Fix integer overflow in get_free_host_memory() on systems with >2TB RAM by @bdice in #1636
• Fix libclang download for Rust, CUDA initialization for C tests by @KyleFromNVIDIA in #1652
• Skip Python Multi-GPU Doctests by @julianmi in #1671
• [Bug] Fix memory allocation test in CAGRA graph optimization by @enp1s0 in #1675
• Fix multi-GPU All Neighbors memory coherence issue on older platforms by @viclafargue in #1713

📖 Documentation

• Clean raft/neighbors comments by @aamijar in #1651
• Clean raft::neighbors comments by @aamijar in #1665

🚀 New Features

• Assign the c/ folder to the the c code ownder group by @robertmaynard in #1573
• Add arm64 builds to the libcuvs_c rocky8 matrix by @robertmaynard in #1570
• [FEA] Enforce tighter link restrictions on libcuvs_c by @robertmaynard in #1614
• [FEA] IVF-PQ Build Factories for Precomputed Centroids and Codebooks by @tarang-jain in #1483
• Add HNSW ACE build method by @julianmi in #1597
• [FEA] C + Python API for IVF-PQ Build Factories with Precomputed Centroids by @tarang-jain in #1664
• Add arm64 builds to the libcuvs_c build.yaml matrix by @robertmaynard in #1701
• pre-built libcuvs_c.so now use the new ABI major/minor values by @robertmaynard in #1708
• Correct base release for cuvs abi 1 major by @robertmaynard in #1724
• Add support for PQ preprocessing API by @lowener in #1278
• [FEA] IVF-PQ to Write Flat PQ Codes by @tarang-jain in #1607
• Enable collation of all license files into pre-built binaries by @robertmaynard in #1679

🛠️ Improvements

• Update FAISS patch for RMM memory resource header migration by @bdice in #1566
• Use strict priority in CI conda tests by @bdice in #1583
• Update FAISS from 1.12.0 to 1.13.0 by @bdice in #1585
• Use strict priority in CI conda tests by @bdice in #1606
• Deduplicate {unpack/pack}_list_data_kernel by @jinsolp in #1609
• Expose NN Descent fp16 data type support to python by @jinsolp in #1616
• Remove alpha specs from non-RAPIDS dependencies by @bdice in #1618
• Enable merge barriers by @KyleFromNVIDIA in #1625
• Add devcontainer fallback for C++ test location by @bdice in #1631
• Dispatch to use fp32 distance computation in NN Descent depending on data dimensions by @jinsolp in #1415
• Prepare cuvs for removal of deprecated raft apis by @aamijar in #1610
• Shorten the Test Duration of test_cagra_ace.py by @julianmi in #1640
• Optional seed spectral embedding by @aamijar in #1639
• FAISS patch for removed raft headers by @aamijar in #1654
• Empty commit to trigger a build by @bdice in #1662
• Spectral Clustering dataset api by @aamijar in #1653
• Hide kernel symbols by @divyegala in #1663
• Update cuVS to c++20 by @divyegala in #1649
• Move faiss_select from raft to cuvs by @aamijar in #1658
• Fix DiskANN Override by @tarang-jain in #1666
• Use SPDX license identifiers in pyproject.toml, bump build dependency floors by @jameslamb in #1667
• Add CUDA 13.1 support by @bdice in #1642
• Remove faiss patch by @aamijar in #1668
• Expose pq list data to python by @benfred in #1428
• Add rust bindings for vamana index by @benfred in #1608
• build and test against CUDA 13.1.0 by @jameslamb in #1677
• [Improvement] Allow Configurable DRAM in DiskANN SSD Wrapper by @tarang-jain in #1598
• prefer CUDA 13.1 devcontainers, react to some cutlass removals in RAFT by @jameslamb in #1686
• Empty commit to trigger a build by @jameslamb in #1694
• Spectral Embedding nnz_t by @aamijar in #1628
• Avoid installing CCCL headers in wheels by @divyegala in #1692
• Use main shared-workflows branch by @jameslamb in #1707
• Add Helper to Create NumPy Files by @julianmi in #1645
• Spectral Embedding with all_neighbors by @aamijar in #1693
• Deduplicate calc_chunk_indices_kernel by @jinsolp in #1657
• wheel builds: react to changes in pip's handling of build constraints by @mmccarty in #1710
• fix(build): build package on merge to release/* branch by @gforsyth in #1733
• Add a transform function to ivf_pq by @benfred in #1732

New Contributors

• @irina-resh-nvda made their first contribution in #1591

Full Changelog: v26.02.00a...v26.02.00