Unsupervised Clustering, Expectation Maximization, Gaussian Mixture Model, K Means Clustering, Tensorflow Probability.
number of data points belonging to label = 1, more generally Nk is the number of data points belonging to label = k. In our problem in equation (6), Nk is also representing the same quantity. Note in this supervised setting γ(znk) and Nk, will not change as they are given, we can use these to