<Li> Graphical models (Bayes net, CRF, HMM) </Li> <Tr> <Td> Anomaly detection (show) <Ul> <Li> k - NN </Li> <Li> Local outlier factor </Li> </Ul> </Td> </Tr> <Ul> <Li> k - NN </Li> <Li> Local outlier factor </Li> </Ul> <Li> k - NN </Li>

(iv) what are the qualitative factor analysis models