Questions tagged [hidden-markov-model]

For questions related to the hidden Markov model and related algorithms (such as the forward algorithm).

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What are the differences between CRF and HMM?

What I know about CRF is that they are discriminative models, while HMM are generative models, but, in the inference method, both use the same algorithm, that is, the Viterbi algorithm, and forward ...
2
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1answer
43 views

Is the Markov property assumed in the forward algorithm?

I'm majoring in pure linguistics (not computational), and I don't have any basic knowledge regarding computational science or mathematics. But I happen to take "Automatic Speech Recognition" course in ...
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13 views

Predicting Hot Categories In a Reference Manager

Reference managers like Zotero or Mendeley allow researchers to categorize papers into hierarchical categories called collections. The User navigates through a listing of these collections when filing ...
1
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1answer
29 views

Can HMM, MRF, or CRF be used to classify the state of a single observation, not the entire observation sequence?

I learn that the Viterbi algorithm used for Hidden Markov Model (HMM) can classify a sequence of hidden states from the corresponding observations; Markov Random Field (MRF) and Conditional Random ...
0
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1answer
25 views

is a “word prediction” problem, applicable using HMMs?

I'm learning HMMs and decided to model a problem for learning purposes. I came to this idea of word predicting by letters. here is the model : while typing, the word is typed letter by letter, so we ...