Function copy_transform

examples/wide_graph_with_pool.cpp:23–26

}

data_t copy_transform(data_t data) {
    auto copy = std::make_shared<std::vector<double>>(*data);
    return transform(copy);
}

double mean(data_t data) {
    return std::accumulate(data->begin(), data->end(), 0.) / static_cast<double>(data->size());