tvm.sparse.condense

tvm.sparse.condense(indptr_nd, indices_nd, t, g)[source]

Condense sparse matrix in CSR format to (t x 1) tiles, and group g tiles together.

indptrNDArray

The indptr array of CSR format.

indicesNDArray

The indices array of CSR format.

tint

The tile size.

gint

The group size.

Tuple[NDArray]

The pair of (group_indptr, tile_indices, mask).