FIELD NOTES TOPIC

dimensionality reduction

2 notes, newest first.

  1. Non--negative matrix factorization using the extit{R} package extsf{nnmf}

    Source note ·

    This research presents a new R package for Non-negative Matrix Factorization (NMF) and compares it with two other widely used NMF packages in R. The comparison is based on real-world data instead of simulated datasets…

  2. Dimensionality Reduction Meets Network Science: Sensemaking on UMAP's kNN Graph

    Source note ·

    The authors of the paper 'Dimensionality Reduction Meets Network Science: Sensemaking on UMAP's kNN Graph', published in 2026, discuss a new approach to utilizing the internal k-nearest-neighbor (kNN) graph constructed…