Machine Learning, Python, Towards Data Science, Dimensionality Reduction, Data Visualization.
understand t-SNE’s behavior. High level speaking, this is how the algorithm works (notice that unlike PCA, it is an iterative algorithm). Figure 3 t-SNE workflow Lets go over this step by step. The algorithm accepts two inputs, one is the data itself, and the other is called the perplexity (Perp).