Ngày tải lên :
17/03/2014, 22:20
... More recently, Brants (1999) used a cascaded Markov model to parse German text Tjong Kim Sang (2 001) used the IOB tagging method to represent chunks and memory-based learning, and achieved an f-score ... s+2 , s+1 s+2 s+3 h−2 , h−1 , h0 , h+1 , h+2 h−2 h−1 , h−1 h0 , h0 h+1 , h+1 h+2 h−1 h0 h+1 s0 d01 , s0 d0m s0 wj−1 , s0 pj−1 , s0 wk+1 , s0 pk+1 s0 wj , s0 wk whether s0 has been created in ... weight features were 58,505 (for the base chunker), 263,889 (for the non-base chunker), and 42, 201 (for the POS tagger) The parser required only 14MB of memory to run There was little accuracy...