Topic Modelling

00:00:00Topic modelling with LDA
00:00:21The two assumptions an LDA topic model makes
00:03:15Building an LDA Machine to generate documents
00:10:16The Dirichlet distribution
00:14:43Further enhancements to the LDA machine
00:17:01LDA as generative model
00:20:15Training an LDA model using Collapsed Gibbs Sampling
00:28:44DEMO: Discovering topics in a news corpus and searching for similar documents
00:45:24Topic model use cases and other models

References and Links