@thi.ng/text-analysis
Text tokenization, transformation & analysis transducers, utilities, stop words, porter stemming, vector encodings, similarities
sparse-array
Sparse array implementation in JS with no dependencies
@thi.ng/associative
ES Map/Set-compatible implementations with customizable equality semantics & supporting operations
relevance-vector
Relevance Vector Regression Using "Fast Marginal Likelihood Maximisation for Sparse Bayesian Models" (Tipping, Faul; 2006) with some tweaks