Enhancing Traffic Congestion Estimation with Social Media by Coupled Hidden Markov Model.
Senzhang WangFengxiang LiLeon StennethPhilip S. YuPublished in: ECML/PKDD (2) (2016)
Keyphrases
- hidden markov models
- traffic congestion
- social media
- traffic flow
- travel time
- kernel density
- speech recognition
- viterbi algorithm
- conditional random fields
- social networks
- urban areas
- markov model
- hidden state
- traffic data
- sequential data
- estimation error
- road network
- hidden states
- handwritten word recognition
- special case