Table 1 Main parameters and meanings of LightGBM algorithm.
Variable | Description | Value |
|---|---|---|
learning rate | Learning rate | 0.1 |
num_leaves | Number of node leaves per tree | 25 |
max_depth | Maximum learning depth | 8 |
min_data | Minimum number of data in leaf node | 200 |
feature_fraction | Proportion of selected features in total features, range [0~1] | 1 |
bagging_fraction | Proportion of selected data in total data, range [0~1] | 0.5 |
