| |
| /** |
| * Elastic net regulation for linear regression using IGD optimizer |
| */ |
| |
| /** |
| * @brief Linear regression (incremental gradient): Transition function |
| */ |
| DECLARE_UDF(elastic_net, gaussian_igd_transition) |
| |
| /** |
| * @brief Linear regression (incremental gradient): State merge function |
| */ |
| DECLARE_UDF(elastic_net, gaussian_igd_merge) |
| |
| /** |
| * @brief Linear regression (incremental gradient): Final function |
| */ |
| DECLARE_UDF(elastic_net, gaussian_igd_final) |
| |
| /** |
| * @brief Linear regression (incremental gradient): Difference in |
| * log-likelihood between two transition states |
| */ |
| DECLARE_UDF(elastic_net, __gaussian_igd_state_diff) |
| |
| /** |
| * @brief Linear regression (incremental gradient): Convert |
| * transition state to result tuple |
| */ |
| DECLARE_UDF(elastic_net, __gaussian_igd_result) |
| |
| // /** |
| // * @brief (incremental gradient): Prediction |
| // */ |
| // DECLARE_UDF(elastic_net, gaussian_igd_predict) |
