Top "Lightgbm" questions

LightGBM is a gradient boosting framework that uses tree based learning algorithms.

Multiclass Classification with LightGBM

I am trying to model a classifier for a multi-class Classification problem (3 Classes) using LightGBM in Python. I used the …

python machine-learning predict multiclass-classification lightgbm
Why ImportError: No module named lightgbm

My OS is Ubuntu, and I've followed the official installation guide to install lightgbm. However, when I import it, this …

python ubuntu machine-learning lightgbm
Feature importance using lightgbm

I am trying to run my lightgbm for feature selection as below; initialization # Initialize an empty array to hold feature …

python python-3.x lightgbm
Python: LightGBM cross validation. How to use lightgbm.cv for regression?

I want to do a cross validation for LightGBM model with lgb.Dataset and use early_stopping_rounds. The following …

python regression cross-validation lightgbm
Grid search with LightGBM example

I am trying to find the best parameters for a lightgbm model using GridSearchCV from sklearn.model_selection. I have …

python-3.x grid-search lightgbm
Save LGBMRegressor model from python lightgbm package to disc

Hi I am unable to find an way to save and reuse an LGBM model to a file. I used …

python lightgbm
f1_score metric in lightgbm

I want to train a lgb model with custom metric : f1_score with weighted average. I went through the advanced …

python machine-learning lightgbm
Cross-validation in LightGBM

After reading through LightGBM's documentation on cross-validation, I'm hoping this community can shed light on cross-validating results and improving our …

python machine-learning cross-validation kaggle lightgbm
Install lightgbm on windows

I use pip to install lightgbm on windows,Does it work? Since I have an error while importing LGBMRegressor. The …

python machine-learning lightgbm
Lightgbm OSError, Library not loaded

If I simply do: import lightgbm as lgb I'm getting python script.py Traceback (most recent call last): File "script.…

python macos lightgbm