/crf

BiLSTM + linear chain CRF for sequence labeling in Chinese Social Media

Primary LanguagePython

lstm-crf

BiLSTM + linear chain CRF for sequence labeling in Chinese Social Media

charpos embedding:

Hangfeng He and Xu Sun
F-Score Driven Max Margin Neural Network for Named Entity Recognition in Chinese Social Media(CoRR),2016

Nanyun Peng and Mark Dredze
Conference on Empirical Methods in Natural Language Processing (EMNLP), 2015

Dependencies:

This is an theano implementation; it requires installation of python module:

Theano

It can be simply installed by pip module Name.

How to run：

python train_emb.py

Model

dropout_layer -> lstm_layer -> tanh -> fc_layer -> crf  
MomentumSGD | RMSprop

Result on test

precision: 0.675  
recall: 0.486  
f1: 0.563