Boosting Financial Trend Prediction with Twitter Mood Based on Selective Hidden Markov Models.
Yifu HuangShuigeng ZhouKai HuangJihong GuanPublished in: DASFAA (2) (2015)
Keyphrases
- hidden markov models
- speech recognition
- markov models
- viterbi algorithm
- conditional random fields
- sequential data
- gesture recognition
- baum welch
- automatic speech recognition
- discriminative classifiers
- learning algorithm
- keyword spotting
- hidden states
- continuous hidden markov models
- random effects
- handwritten word recognition
- markov model
- base classifiers
- latent variables
- social networks