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- package request
- type DelConfigReq struct {
- AiPredictModelIndexConfigId int `description:"配置id"`
- }
- // TrainReq
- // @Description: 训练模型请求参数
- type TrainReq struct {
- IndexId int `description:"模型id"`
- AiPredictModelIndexConfigId int `description:"配置id"`
- Params ConfigParams `description:"训练参数"`
- }
- // ConfigParams
- // @Description: 训练参数
- type ConfigParams struct {
- Objective string `json:"objective" description:"目标(回归任务),枚举值,squarederror、multi、sofamax;默认值:squarederror" `
- LearningRate float64 `json:"learning_rate" description:"学习率,如:0.0881"`
- MaxDepth int `json:"max_depth" description:"最大深度(控制树的深度,防止过拟合),如:4;正整数,必须大于0"`
- MinChildWeight float64 `json:"min_child_weight" description:"最小子节点权重(防止过拟合),如:6.0601"`
- Subsample float64 `json:"subsample" description:"随机采样(防止过拟合),如:0.9627"`
- ColsampleBytree float64 `json:"colsample_bytree" description:"特征随机采样(防止过拟合),如:0.7046"`
- Gamma float64 `json:"gamma" description:"控制分裂,如:0.4100"`
- RegAlpha float64 `json:"reg_alpha" description:"L1正则化系数,如:0.3738"`
- ReqLambda float64 `json:"reg_lambda" description:"L2正则化系数,如:1.4775"`
- EvalMetric string `json:"eval_metric" description:"评估指标,枚举值,rmse、auc logloss、merror;默认值:rmse"`
- Seed float64 `json:"seed" description:"随机种子,如:42"`
- MaxDeltaStep int `json:"max_delta_step" description:"最大步长,如:5;正整数,必须大于0"`
- TreeMethod string `json:"tree_method" description:"树构建方法,枚举值:auto、exact、approx、hist;默认值:auto"`
- NumBoostRound int `json:"num_boost_round" description:"迭代次数;正整数,必须大于0"`
- }
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