CubeGraph uses hierarchical spatial grids and on-the-fly stitching of per-cell vector graphs to enable single-pass nearest-neighbor search for hybrid vector-spatial queries.
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BBC improves large-k ANN efficiency via bucketed candidate buffers and optimized re-ranking, delivering up to 3.8x speedup at recall@k=0.95.
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CubeGraph: Efficient Retrieval-Augmented Generation for Spatial and Temporal Data
CubeGraph uses hierarchical spatial grids and on-the-fly stitching of per-cell vector graphs to enable single-pass nearest-neighbor search for hybrid vector-spatial queries.
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BBC: Improving Large-k Approximate Nearest Neighbor Search with a Bucket-based Result Collector
BBC improves large-k ANN efficiency via bucketed candidate buffers and optimized re-ranking, delivering up to 3.8x speedup at recall@k=0.95.