copyFrom

API Definition

void copyFrom(const faiss::IndexIVF* index)

Function

Copies AscendIndexIVF to the Ascend based on an existing index and retains the resource configuration on the NPU of the original AscendIndex.

Input

const faiss::IndexIVF* index: index resources on the CPU.

Output

N/A

Return Value

N/A

Restrictions

The index must be a valid CPUindex pointer.

The value of probe of the Index must be greater than 0 and less than or equal to nlist.