Polymorphic graph attention network for Chinese NER

Y Wang, L Lu, Y Wu, Y Chen - Expert Systems with Applications, 2022 - Elsevier
Fusing lexicon information into Chinese characters, which has normally a number of
meanings, has been proven to be effective for Chinese Named Entity Recognition (NER) …

Chinese NER using lattice LSTM

Y Zhang, J Yang - arxiv preprint arxiv:1805.02023, 2018 - arxiv.org
We investigate a lattice-structured LSTM model for Chinese NER, which encodes a
sequence of input characters as well as all potential words that match a lexicon. Compared …

Lexicon enhanced Chinese sequence labeling using BERT adapter

W Liu, X Fu, Y Zhang, W **ao - arxiv preprint arxiv:2105.07148, 2021 - arxiv.org
Lexicon information and pre-trained models, such as BERT, have been combined to explore
Chinese sequence labelling tasks due to their respective strengths. However, existing …

MECT: Multi-metadata embedding based cross-transformer for Chinese named entity recognition

S Wu, X Song, Z Feng - arxiv preprint arxiv:2107.05418, 2021 - arxiv.org
Recently, word enhancement has become very popular for Chinese Named Entity
Recognition (NER), reducing segmentation errors and increasing the semantic and …

Simplify the usage of lexicon in Chinese NER

R Ma, M Peng, Q Zhang, X Huang - arxiv preprint arxiv:1908.05969, 2019 - arxiv.org
Recently, many works have tried to augment the performance of Chinese named entity
recognition (NER) using word lexicons. As a representative, Lattice-LSTM (Zhang and Yang …

A lexicon-based graph neural network for Chinese NER

T Gui, Y Zou, Q Zhang, M Peng, J Fu… - Proceedings of the …, 2019 - aclanthology.org
Recurrent neural networks (RNN) used for Chinese named entity recognition (NER) that
sequentially track character and word information have achieved great success. However …

[PDF][PDF] CNN-Based Chinese NER with Lexicon Rethinking.

T Gui, R Ma, Q Zhang, L Zhao, YG Jiang, X Huang - ijcai, 2019 - ijcai.org
Character-level Chinese named entity recognition (NER) that applies long short-term
memory (LSTM) to incorporate lexicons has achieved great success. However, this method …

An encoding strategy based word-character LSTM for Chinese NER

W Liu, T Xu, Q Xu, J Song, Y Zu - … of the 2019 Conference of the …, 2019 - aclanthology.org
A recently proposed lattice model has demonstrated that words in character sequence can
provide rich word boundary information for character-based Chinese NER model. In this …

Leverage lexical knowledge for Chinese named entity recognition via collaborative graph network

D Sui, Y Chen, K Liu, J Zhao, S Liu - Proceedings of the 2019 …, 2019 - aclanthology.org
The lack of word boundaries information has been seen as one of the main obstacles to
develop a high performance Chinese named entity recognition (NER) system. Fortunately …

CAN-NER: Convolutional attention network for Chinese named entity recognition

Y Zhu, G Wang, BF Karlsson - arxiv preprint arxiv:1904.02141, 2019 - arxiv.org
Named entity recognition (NER) in Chinese is essential but difficult because of the lack of
natural delimiters. Therefore, Chinese Word Segmentation (CWS) is usually considered as …