Automated Concatenation of Embeddings for Structured Prediction

Pretrained contextualized embeddings are powerful word representations for structured prediction tasks. Recent work found that better word representations can be obtained by concatenating different types of embeddings... (read more)

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Results from the Paper


TASK DATASET MODEL METRIC NAME METRIC VALUE GLOBAL RANK BENCHMARK
Part-Of-Speech Tagging ARK ACE Acc 93.8 # 1
Chunking CoNLL 2000 ACE Exact Span F1 97.0 # 1
Named Entity Recognition CoNLL 2002 (Dutch) ACE F1 94.6 # 2
Named Entity Recognition CoNLL 2002 (Dutch) ACE + document-context F1 95.5 # 1
Named Entity Recognition CoNLL 2002 (Spanish) ACE F1 91.7 # 2
Named Entity Recognition CoNLL 2002 (Spanish) ACE + document-context F1 95.6 # 1
Named Entity Recognition CoNLL 2003 (English) ACE + document-context F1 94.14 # 2
Named Entity Recognition CoNLL 2003 (English) ACE F1 93.64 # 3
Chunking CoNLL 2003 (English) ACE F1 92.5 # 1
Named Entity Recognition CoNLL 2003 (German) ACE F1 87.0 # 2
Chunking CoNLL 2003 (German) ACE F1 95.0 # 1
Named Entity Recognition CoNLL 2003 (German) ACE + document-context F1 88.0 # 1
Named Entity Recognition CoNLL 2003 (German) Revised ACE F1 90.5 # 1
Semantic Dependency Parsing DM ACE In-domain 95.3 # 1
Out-of-domain 92.6 # 1
Semantic Dependency Parsing PAS ACE In-domain 95.3 # 1
Out-of-domain 93.9 # 1
Dependency Parsing Penn Treebank ACE UAS 97.2 # 1
LAS 95.7 # 1
Chunking Penn Treebank ACE F1 score 96.9 # 1
Semantic Dependency Parsing PSD ACE In-domain 83.6 # 1
Out-of-domain 83.2 # 1
Part-Of-Speech Tagging Ritter ACE Acc 93.4 # 1
Aspect Extraction SemEval 2014 Task 4 Sub Task 2 ACE Laptop (F1) 85.0 # 3
Restaurant (F1) 89.8 # 1
Aspect Extraction SemEval 2015 Task 12 ACE Restaurant (F1) 78.5 # 1
Aspect Extraction SemEval-2016 Task 5 Subtask 1 ACE F1 81.2 # 1
Aspect Extraction SemEval-2016 Task 5 Subtask 1 (Dutch) ACE F1 76.7 # 1
Aspect Extraction SemEval-2016 Task 5 Subtask 1 (Russian) ACE F1 76.7 # 1
Aspect Extraction SemEval-2016 Task 5 Subtask 1 (Spanish) ACE F1 78.8 # 1
Aspect Extraction SemEval-2016 Task 5 Subtask 1 (Turkish) ACE F1 77.7 # 1
Part-Of-Speech Tagging Tweebank ACE Acc 95.6 # 1

Methods used in the Paper