1. LshrLocality Sensitive Hashing In R
2. Kaggle OutbrainCompanion repository to blog posts https://dsnotes.com/post/2017-01-27-lessons-learned-from-outbrain-click-prediction-kaggle-competition/ and https://dsnotes.com/post/2017-02-07-large-data-feature-hashing-and-online-learning-part-2/
3. Text2vecFast vectorization, topic modeling, distances and GloVe word embeddings in R.
4. mlapiMachine learning in R that doesn’t suck
5. r-sparseppRcpp interface to sparsepp - efficient hash map for C++