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 …
How to improve the catboostregressor? - Stack Overflow
Mar 2, 2021 · You can try to tune hyperparameters for CatBoost. The second option would be to try feature engineering, maybe you can add some combination of existing features to the data …
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 …
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
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 - 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 …
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!!
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, …
Which loss function shoud be chosen when use eval_metric in ...
Dec 14, 2020 · I use this code to test my dataset with CatBoostRegressor. import pandas as pd from sklearn.model_selection import train_test_split import catboost # from …
How to increase accuracy of model using catboost
I am trying to build a model for binary classification using catboost for a employee salary dataset. I have tried utmost tuning but still i am getting only 87% accuracy how can i increase it to ~98...