Part-Of-Speech Tagging on Penn Treebank

Metric: Accuracy (higher is better)

LeaderboardDataset

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#	Model↕	Accuracy▼	Extra Data	Paper	Date↕	Code
1	SALE-BART encoder	98.15	No	-	-	-
2	Meta BiLSTM	97.96	No	Morphosyntactic Tagging with a Meta-BiLSTM Model...	2018-05-21	Code
3	Flair embeddings	97.85	No	-	-	Code
4	Char Bi-LSTM	97.78	No	Finding Function in Form: Compositional Characte...	2015-08-09	Code
5	CVT + Multi-task	97.76	No	Semi-Supervised Sequence Modeling with Cross-Vie...	2018-09-22	Code
6	SpanRel	97.7	No	Generalizing Natural Language Analysis through S...	2019-11-10	Code
7	BiLSTM-LAN	97.65	No	Hierarchically-Refined Label Attention Network f...	2019-08-23	Code
8	Adversarial Bi-LSTM	97.59	No	Robust Multilingual Part-of-Speech Tagging via A...	2017-11-14	Code
9	IntNet + BiLSTM-CRF	97.58	No	Learning Better Internal Structure of Words for ...	2018-10-29	-
10	Yang et al.	97.55	No	Transfer Learning for Sequence Tagging with Hier...	2017-03-18	Code
11	BLSTM-CNN-CRF	97.55	No	End-to-end Sequence Labeling via Bi-directional ...	2016-03-04	Code
12	S-LSTM	97.55	No	Sentence-State LSTM for Text Representation	2018-05-07	Code
13	LM-LSTM-CRF	97.53	No	Empower Sequence Labeling with Task-Aware Neural...	2017-09-13	Code
14	NCRF++	97.49	No	NCRF++: An Open-source Neural Sequence Labeling ...	2018-06-14	Code
15	Bi-LSTM + LMcost	97.43	No	Semi-supervised Multitask Learning for Sequence ...	2017-04-24	Code
16	Feed Forward	97.4	No	-	-	-
17	Bi-LSTM	97.36	No	Finding Function in Form: Compositional Characte...	2015-08-09	Code
18	Bi-LSTM + charattn	97.27	No	Attending to Characters in Neural Sequence Label...	2016-11-14	-
19	Bi-LSTM	97.22	No	Multilingual Part-of-Speech Tagging with Bidirec...	2016-04-19	Code

#1SALE-BART encoder
98.15
Accuracy
No paper
#2Meta BiLSTMSOTA
97.96
Accuracy· 2018-05-21
Morphosyntactic Tagging with a Meta-BiLSTM Model over Context Sensitive Token Encodings Code
#3Flair embeddings
97.85
Accuracy
No paperCode
#4Char Bi-LSTMSOTA
97.78
Accuracy· 2015-08-09
Finding Function in Form: Compositional Character Models for Open Vocabulary Word Representation Code
#5CVT + Multi-task
97.76
Accuracy· 2018-09-22
Semi-Supervised Sequence Modeling with Cross-View Training Code
#6SpanRel
97.7
Accuracy· 2019-11-10
Generalizing Natural Language Analysis through Span-relation Representations Code
#7BiLSTM-LAN
97.65
Accuracy· 2019-08-23
Hierarchically-Refined Label Attention Network for Sequence Labeling Code
#8Adversarial Bi-LSTM
97.59
Accuracy· 2017-11-14
Robust Multilingual Part-of-Speech Tagging via Adversarial Training Code
#9IntNet + BiLSTM-CRF
97.58
Accuracy· 2018-10-29
Learning Better Internal Structure of Words for Sequence Labeling
#10Yang et al.
97.55
Accuracy· 2017-03-18
Transfer Learning for Sequence Tagging with Hierarchical Recurrent Networks Code
#11BLSTM-CNN-CRF
97.55
Accuracy· 2016-03-04
End-to-end Sequence Labeling via Bi-directional LSTM-CNNs-CRF Code
#12S-LSTM
97.55
Accuracy· 2018-05-07
Sentence-State LSTM for Text Representation Code
#13LM-LSTM-CRF
97.53
Accuracy· 2017-09-13
Empower Sequence Labeling with Task-Aware Neural Language Model Code
#14NCRF++
97.49
Accuracy· 2018-06-14
NCRF++: An Open-source Neural Sequence Labeling Toolkit Code
#15Bi-LSTM + LMcost
97.43
Accuracy· 2017-04-24
Semi-supervised Multitask Learning for Sequence Labeling Code
#16Feed Forward
97.4
Accuracy
No paper
#17Bi-LSTM
97.36
Accuracy· 2015-08-09
Finding Function in Form: Compositional Character Models for Open Vocabulary Word Representation Code
#18Bi-LSTM + charattn
97.27
Accuracy· 2016-11-14
Attending to Characters in Neural Sequence Labeling Models
#19Bi-LSTM
97.22
Accuracy· 2016-04-19
Multilingual Part-of-Speech Tagging with Bidirectional Long Short-Term Memory Models and Auxiliary Loss Code