train

void train(idx_t n, const float *x) override

Trains the transformation of AscendIndexPreTransform.

Index::idx_t n: number of feature vectors in the training dataset.

const float *x: feature vector data.

N/A

N/A

• n ∈ (0, 1e9)
• The x must be a non-null pointer with a length of dim x n. Otherwise, an out-of-bounds read/write error may occur, causing program breakdown.