| 8 | using std::stringstream; |
| 9 | |
| 10 | DataSet::DataSet() : total_count_(0), n_features_(0) {} |
| 11 | |
| 12 | DataSet::DataSet(const DataSet::node2d &instances, int n_features, const vector<float_type> &y) : |
| 13 | instances_(instances), n_features_(n_features), y_(y), total_count_(instances_.size()) {} |