Open-source alternatives to Qdrant Ruby

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LightGBM - high performance gradient boosting - for Ruby

NGT - high-speed approximate nearest neighbors - for Ruby

XGBoost - high performance gradient boosting - for Ruby

FLANN - Fast Library for Approximate Nearest Neighbors

This gem provides Ruby bindings to the Xgboost library. Xgboost is a Scalable, Portable and Distributed Gradient Boosting Library.