| model,44-4-N04-4028,bq | <term> features </term> of the input in a <term> | Markov model | </term> . We implement several techniques | #6855 The information extraction system we evaluate is based on a linear-chain conditional random field (CRF), a probabilistic model which has performed well on information extraction tasks because of its ability to capture arbitrary, overlapping features of the input in a Markov model . |
