PaCMAP: An algorithm for dimension reduction
Channel: Cynthia Rudin
Date: 2021-08-29

This video describes the PaCMAP technique for dimension reduction, which is an alternative to t-SNE and UMAP. It was derived based on an understanding of what makes dimension algorithms work.

Paper:
Understanding How Dimension Reduction Tools Work: An Empirical Approach to Deciphering t-SNE, UMAP, TriMAP, and PaCMAP for Data Visualization
https://arxiv.org/abs/2012.04456

Code:
https://github.com/YingfanWang/PaCMAP