These straightforward codes aim to illustrate how PCA, DM, and MDS work. In practice, codes should be written in a format which is robuster and more user-friendly.
如何使用 PCA 做圖片壓縮?CODE
如何決定 Diffusion Map 的參數?是否重要?
Graph Laplacian 與幾何的 Laplacian 有何關聯?
如何修改現有的演算法,使其符合我們想研究的資料集?
Isomap, Landmark Isomap
How to define Local PCA?
LLE and computation problems