Author

Alexandra Meliou

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Preprint Aug 2026

Chimera: Efficient Multi-Vector Retrieval via GPU-CPU Co-Processing

Chimera is proposed, a GPU-CPU co-processing system for multi-vector retrieval that eliminates this transfer bottleneck, and significantly outperforms existing approaches, achieving up to 59.5x higher QPS at the same recall level.

Yanqi Chen, Jue-Lin Liu, Alexandra Meliou et al. · 0 citations