original:http://ift.tt/1XMka0K Introduction to Latent Dirichlet Allocation (LDA) In LDA model, first you need to create a vocabulary on probabilistic term distribution over each topic using a set of training documents. In a simple scenario, assume there are 2 documents in the training set and their content has following unique, important terms. (Important terms is extracted […] via WordPress http://ift.tt/1ObIw9I