catboost - numpy.dtype size changed, may indicate binary ...
Jul 7, 2024 · This question is similar to: ValueError: numpy.dtype size changed, may indicate binary incompatibility. Expected 96 from C header, got 88 from PyObject. If you believe it’s …
catboost classifier for class imbalance? - Stack Overflow
I am using catboost classifier for my binary classification model where I have a highly imbalance dataset of 0 -> 115000 & 1 -> 10000. Can someone please guide me in how to use the …
python - How can I get the feature importance of a CatBoost in a …
Nov 24, 2020 · So I was running a Catboost model using Python, which was pretty simple, basically: from catboost import CatBoostClassifier, Pool, cv catboost_model = …
how to work with the catboost overfitting detector
Aug 6, 2017 · Catboost now supports early_stopping_rounds: fit method parameters Sets the overfitting detector type to Iter and stops the training after the specified number of iterations …
ImportError: No module named '_catboost' - Stack Overflow
Nov 15, 2017 · catboost module is present in python package index version 3 (pip3).so try to install it pip3 install catboost (either in ubuntu terminal or python terminal). it worked for me!!
catboost: evaluation/test set with weights for observations
Jan 9, 2019 · catboost: evaluation/test set with weights for observations Asked 6 years, 8 months ago Modified 5 years, 11 months ago Viewed 5k times
python - How to automatically choose meaning …
Apr 6, 2022 · CatBoost does not return the features from the iteration with the best performance, only the features remaining after pruning down to the number of features specified in …
What is Pool in Catboost? When to use Pool instead of numpy array?
Jan 22, 2021 · Catboost only works with Pools, which is internal data format. If you pass numpy array to it, it will implicitly convert it to Pool first, without telling you. If you need to apply many …
python - CatBoostRegressor is showing an error when trying to …
Jul 23, 2021 · Why is that? CatBoost should've converted without anything else there. And it's crazy because that was working like 10 minutes ago with another very similar dataset. Also, …
catboost - Usage of class_weights in catboostclassifier - Stack …
Aug 20, 2019 · How to use 'class_weights' while using CatboostClassifier for Multiclass problem. The documentation says it should be a list but In what order do I need to put the weights? I …