1. Elements of Dual Scaling;Nishisato,1994
2. Think Stats: Exploratory Data Analysis;Downey,2015
3. Visualizing data using t-SNE;van der Maaten;J. Mach. Learn. Res.,2008
4. UMAP: Uniform manifold approximation and projection for dimension reduction;McInnes,2020
5. Introduction to Statistical Learning in R;James,2017