我有一个具有相同输入(缓存数据帧)的管道, 我每次只改变一个阶段(算法本身,逻辑回归,随机森林等) 做适合训练的数据+转换测试数据,并检查日志likelihhod预测。 我正在通过使用试验栏获得它,据我所知 - 这个专栏不应该通过管道改变,它是一个提供的值,只是预测应该改变。 我错过了什么?
finish training data, start transform data
total liklihood for algorithm : logistic_regression
+------------------+---------+--------------------+
| lk_sum|lk_trials| final_liklihood|
+------------------+---------+--------------------+
|-1181.226211424361| 21855.0|-0.05404832813655278|
+------------------+---------+--------------------+
finish training data, start transform data
total liklihood for algorithm : GBTRegressor
]+------------------+---------+--------------------+
| lk_sum|lk_trials| final_liklihood|
+------------------+---------+--------------------+
|-794.1915302136496| 21376.0|-0.03715342113649184|
+------------------+---------+--------------------+
finish training data, start transform data
total liklihood for algorithm : random_forest
+-------------------+---------+--------------------+
| lk_sum|lk_trials| final_liklihood|
+-------------------+---------+--------------------+
|-1494.7763490404889| 22509.0|-0.06640794122530938|