copyTo

void copyTo(faiss::IndexIVFScalarQuantizer* index) const

Copies the retrieval resources of AscendIndexInt8IVFFlat to the CPU.

faiss::IndexScalarQuantizer* index: index resources on the CPU.

N/A

N/A

• The index must be a valid CPUindex pointer.

• index->metric_type ∈ {MetricType::METRIC_L2, MetricType::METRIC_INNER_PRODUCT}
• 0 < index->nprobe ≤ index->nlist
• index->quantizer: faiss::IndexFlat pointer.
• The value of index->ntotal cannot exceed 1e9.
• The resources occupied by the index are destroyed by the user.