multioutput regression by xgboost - Stack Overflow
Sep 16, 2016 · Is it possible to train a model by xgboost that has multiple continuous outputs (multi-regression)? What would be the objective of training such a model?
r - New version of xgboost package is not working under caret ...
Dec 17, 2025 · I am trying to implement the eXtreme Gradient Boosting algorithm using caret R package using the following code library (caret) data (iris) TrainData <- iris [,1:4] TrainClasses <- iris [,5] xg...
How to get feature importance in xgboost? - Stack Overflow
Jun 4, 2016 · 19 According to this post there 3 different ways to get feature importance from Xgboost: use built-in feature importance, use permutation based importance, use shap based importance. …
Perform xgboost prediction with pyspark dataframe - Stack Overflow
Oct 18, 2023 · Please note that there is a dedicated spark implementation within the xgboost library, which your code does not seem to use (from your predict_udf function I understand that you are …
How to install xgboost package in python (windows platform)?
Nov 17, 2015 · File "xgboost/libpath.py", line 44, in find_lib_path 'List of candidates:\n' + ('\n'.join(dll_path))) __builtin__.XGBoostLibraryNotFound: Cannot find XGBoost Libarary in the …
XGBOOST: sample_Weights vs scale_pos_weight - Stack Overflow
Jan 3, 2018 · The sample_weight parameter allows you to specify a different weight for each training example. The scale_pos_weight parameter lets you provide a weight for an entire class of examples …
python - XGBoost GPU version not outperforming CPU on small …
May 2, 2025 · I'm currently working on a parallel and distributed computing project where I'm comparing the performance of XGBoost running on CPU vs GPU. The goal is to demonstrate how GPU …
Custom loss function in XGBoost - Stack Overflow
Mar 9, 2025 · I would like to create a custom loss function for the "reg:pseudohubererror" objective in XGBoost. However, I am noticing a discrepancy between the results produced by the default …
ImportError: No module named xgboost - Stack Overflow
When I tried import from python terminal I get this error, although I followed all the steps to install xgboost, somehow python is unable to get the package details.I am relatively new to python, I...
XGBoost for multiclassification and imbalanced data
Jun 7, 2021 · sample_weight parameter is useful for handling imbalanced data while using XGBoost for training the data. You can compute sample weights by using compute_sample_weight() of sklearn …