PinnedKrzysztof JoachimiakInstance importance for regression with AXIL weightsIntroducing a novel class of XAI methods.Jul 1, 2023Jul 1, 2023
Krzysztof JoachimiakLearning to play Pong with PyTorch & TianshouTraining a Deep Q Network with a modular RL library Oct 13, 2023Oct 13, 2023
Krzysztof JoachimiakThe forgotten initial estimator in GBMsDo you know, how to extract the initial guess from popular GBM models?Jun 24, 20231Jun 24, 20231
Krzysztof JoachimiakDiscretizing features with gradient boosted decision treesDistilling discretization splits from GBM modelsJun 17, 2023Jun 17, 2023
Krzysztof JoachimiakExtracting trees from GBM models as data framesscikit-gbm provides a unified API to extract trees from the most popular GBM modelsJun 11, 20231Jun 11, 20231
Krzysztof JoachimiakFeaturizing text for regression — Part I: scikit-learnClassical and easy-to-use methods to handle text features in regression tasksJun 7, 2023Jun 7, 2023
Krzysztof JoachimiakForecast time series like a ChatGPT Prompt EngineerWhat if we ask ChatGPT to guess future values of a time series?May 6, 2023May 6, 2023
Krzysztof JoachimiakGenerating features with gradient boosted decision treesI’m not the first person, who publishes an article on that topic on Medium. There is already at least one similar article by Carlos Mougan…Apr 19, 20232Apr 19, 20232
Krzysztof JoachimiakMulti-output regression with gradient boosting machinesThe first type of models that comes into my mind when thinking about the multi-output regression is definitely not the GBM. I’d rather…Apr 14, 20234Apr 14, 20234
Krzysztof JoachimiakExpectile regression: an alternative for quantile regression?The quantile regression is not the only way to estimate the prediction lower and upper bounds.Mar 27, 2023Mar 27, 2023