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In this video we pick up where we left off in part 1 and cover how XGBoost trees are built for Classification. NOTE: This StatQuest assumes that you are already familiar with... XGBoost Part 1: XGBoost Trees for Regression: • XGBoost Part 1 (of 4): Regression ...the main ideas behind Gradient Boost for Classification: • Gradient Boost Part 3 (of 4): Classif... ...Odds and Log(odds): • Odds and Log(Odds), Clearly Explained!!! ...and how the Logistic Function works: • Logistic Regression Details Pt 2: Max... Also note, this StatQuest is based on the following sources: The original XGBoost manuscript: https://arxiv.org/pdf/1603.02754.pdf The original XGBoost presentation: https://homes.cs.washington.edu/~tqch... And the XGBoost Documentation: https://xgboost.readthedocs.io/en/lat... For a complete index of all the StatQuest videos, check out: https://statquest.org/video-index/ If you'd like to support StatQuest, please consider... Buying The StatQuest Illustrated Guide to Machine Learning!!! PDF - https://statquest.gumroad.com/l/wvtmc Paperback - https://www.amazon.com/dp/B09ZCKR4H6 Kindle eBook - https://www.amazon.com/dp/B09ZG79HXC Patreon: / statquest ...or... YouTube Membership: / @statquest ...a cool StatQuest t-shirt or sweatshirt: https://shop.spreadshirt.com/statques... ...buying one or two of my songs (or go large and get a whole album!) https://joshuastarmer.bandcamp.com/ ...or just donating to StatQuest! https://www.paypal.me/statquest Lastly, if you want to keep up with me as I research and create new StatQuests, follow me on twitter: / joshuastarmer Corrections: 14:24 I meant to say "larger" instead of "lower. 18:48 In the original XGBoost documents they use the epsilon symbol to refer to the learning rate, but in the actual implementation, this is controlled via the "eta" parameter. So, I guess to be consistent with the original documentation, I made the same mistake! :) #statquest #xgboost