Machine Learning, Python, Towards Data Science, Dimensionality Reduction, Data Visualization.
perplexities. Where does this perplexity comes in place? It is the used to figure out σ_i in equation (1) and since they have a monotonic connection it is found by binary search. So σ_i is basically figured out for us differently, using the perplexity we supply to the algorithm. Lets see what the