[−][src]Function lightgbm_sys::LGBM_DatasetGetSubset
pub unsafe extern "C" fn LGBM_DatasetGetSubset(
handle: DatasetHandle,
used_row_indices: *const i32,
num_used_row_indices: i32,
parameters: *const c_char,
out: *mut DatasetHandle
) -> c_int
\brief Create subset of a data.
\param handle Handle of full dataset
\param used_row_indices Indices used in subset
\param num_used_row_indices Length of used_row_indices
\param parameters Additional parameters
\param[out] out Subset of data
\return 0 when succeed, -1 when failure happens