Which of the following best describes the 'scaling factor' used in the Forward-Backward algorithm for HMMs?
Question 2
In the context of HMMs, what is the primary difference between the Viterbi algorithm and the Forward algorithm?
Question 3
Consider an HMM for part-of-speech tagging. If the hidden states are 'Noun' and 'Verb', and the observations are words. Which of the following would be an example of an 'emission probability'?
Question 4
What is the primary purpose of the 'initial state probabilities' in a Hidden Markov Model (HMM)?
Question 5
Which of the following scenarios would most likely expose a significant limitation of a standard Hidden Markov Model (HMM)?
