Binomial Distribution, Mixture Models, Em Algorithm, Bioinformatics.
means that k is a subscript. Now imagine we have a bucket containing K types of coins. We do not know the π’s or θ’s, meaning that we do not know Θ. We decide to carry out a series of experiments to find them out. In the ith experiment, we pick one coin from the bucket and flip it Nᵢ times, record