add_class_train_data_knn
add_sample_class_knn
classify_class_knn
clear_class_knn
create_class_knn
deserialize_class_knn
get_class_train_data_knn
get_params_class_knn
get_sample_class_knn
get_sample_num_class_knn
read_class_knn
select_feature_set_knn
serialize_class_knn
set_params_class_knn
train_class_knn
write_class_knn