Closed hlee13 closed 7 years ago
temporary solution: set boost_from_average=false
.
I will fix it soon.
@guolinke , can directly give me a patch now .
@guolinke Is this a trick?
@hlee13 it is a parameter.
got it
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As title described, which I should use
config item
machine0
is_pre_partition = true tree_learner = data data = data.train.partition.0
output LightGBM_model.txt: f6c9af2b4026558d0931c95faba70a6e data_model.txt
machine1
is_pre_partition = true tree_learner = data data = data.train.partition.1 output LightGBM_model.txt: c2591e79db202b639b89e7ddfafd5fb2 data_model.txt
two model file only diff on Tree=0, other Trees are same:
machine0
Tree=0 num_leaves=2 split_feature=0 split_gain=-1 threshold=0 decision_type=0 default_value=0 left_child=-1 right_child=-2 leaf_parent=0 0 leaf_value=52.586637443099526 52.586637443099526 leaf_count=0 38749049 internal_value=0 internal_count=38749049 shrinkage=1 has_categorical=0
machine1
Tree=0 num_leaves=2 split_feature=0 split_gain=-1 threshold=0 decision_type=0 default_value=0 left_child=-1 right_child=-2 leaf_parent=0 0 leaf_value=52.142971758326794 52.142971758326794 leaf_count=0 41732951 internal_value=0 internal_count=41732951 shrinkage=1 has_categorical=0