Chunking

Chunking, also known as shallow parsing, identifies continuous spans of tokens that form syntactic units such as noun phrases or verb phrases.

Example:

| Vinken | , | 61 | years | old | | --- | ---| --- | --- | --- | | B-NLP| I-NP | I-NP | I-NP | I-NP |

Papers

Recently Added Most Hyped Most Active Needs Verification Most Verified

Showing 326–350 of 447 papers

Title	Date	Tasks	Status
Big Data Small Data, In Domain Out-of Domain, Known Word Unknown Word: The Impact of Word Representations on Sequence Labelling Tasks	Jul 1, 2015	ChunkingNamed Entity Recognition (NER)	—Unverified
On the Importance of Ezafe Construction in Persian Parsing	Jul 1, 2015	ChunkingDependency Parsing	—Unverified
Evaluating distributed word representations for capturing semantics of biomedical concepts	Jul 1, 2015	ArticlesChunking	—Unverified
NiuParser: A Chinese Syntactic and Semantic Parsing Toolkit	Jul 1, 2015	Chinese Word SegmentationChunking	—Unverified
Linguistic Knowledge-driven Approach to Chinese Comparative Elements Extraction	Jul 1, 2015	ChunkingDecision Making	—Unverified
Learning Lexical Embeddings with Syntactic and Lexicographic Knowledge	Jul 1, 2015	ChunkingLanguage Modelling	—Unverified
Learning Hidden Markov Models with Distributed State Representations for Domain Adaptation	Jul 1, 2015	ChunkingDependency Parsing	—Unverified
Counting What Counts: Decompounding for Keyphrase Extraction	Jul 1, 2015	ChunkingInformation Retrieval	—Unverified
Negation and Speculation Identification in Chinese Language	Jul 1, 2015	ChunkingNegation	—Unverified
A CRF Method of Identifying Prepositional Phrases in Chinese Patent Texts	Jul 1, 2015	ChunkingMachine Translation	—Unverified
Boosting Named Entity Recognition with Neural Character Embeddings	Jul 1, 2015	Chunkingnamed-entity-recognition	—Unverified
Sequential Annotation and Chunking of Chinese Discourse Structure	Jul 1, 2015	ChunkingMachine Translation	—Unverified
NeRoSim: A System for Measuring and Interpreting Semantic Textual Similarity	Jun 1, 2015	ChunkingSemantic Textual Similarity	—Unverified
Lean Question Answering over Freebase from Scratch	Jun 1, 2015	ChunkingNamed Entity Recognition (NER)	—Unverified
Relation Extraction: Perspective from Convolutional Neural Networks	Jun 1, 2015	ChunkingFeature Engineering	—Unverified
Bilingual Word Representations with Monolingual Quality in Mind	Jun 1, 2015	ChunkingDocument Classification	—Unverified
Duluth: Word Sense Discrimination in the Service of Lexicography	Jun 1, 2015	ChunkingSemantic Role Labeling	—Unverified
Strat\'egies de s\'election des exemples pour l'apprentissage actif avec des champs al\'eatoires conditionnels	Jun 1, 2015	Active LearningChunking	—Unverified
Semantic Annotation of Japanese Functional Expressions and its Impact on Factuality Analysis	Jun 1, 2015	ChunkingMachine Translation	—Unverified
Boosting Named Entity Recognition with Neural Character Embeddings	May 19, 2015	Chunkingnamed-entity-recognition	—Unverified
Big Data Small Data, In Domain Out-of Domain, Known Word Unknown Word: The Impact of Word Representation on Sequence Labelling Tasks	Apr 21, 2015	ChunkingNER	—Unverified
Preserving Trees in Minimal Automata	Jan 1, 2015	ChunkingSpeech Recognition	—Unverified
PaCMan : Parallel Corpus Management Workbench	Dec 1, 2014	ChunkingMachine Translation	—Unverified
Manipuri Chunking: An Incremental Model with POS and RMWE	Dec 1, 2014	ChunkingPOS	—Unverified
Visual Chunking: A List Prediction Framework for Region-Based Object Detection	Oct 27, 2014	Chunkingobject-detection	—Unverified

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All datasets CoNLL-2000 Penn Treebank CoNLL 2003 (German)CoNLL 2003 (English)CoNLL 2003

Benchmark Results

#	Model	Metric	Claimed	Verified	Status
1	ACE	Exact Span F1	97.3	—	Unverified
2	BERT-CRF (Replicated in AdaSeq)	Exact Span F1	97.18	—	Unverified
3	ELMo + MAT + Multi-Task	Exact Span F1	97.04	—	Unverified
4	CVT+Multi-Task+Large	Exact Span F1	96.98	—	Unverified
5	ELMo + Multi-Task	Exact Span F1	96.83	—	Unverified
6	Flair	Exact Span F1	96.72	—	Unverified
7	SeqVAT	Exact Span F1	95.45	—	Unverified
8	Adversarial Training	Exact Span F1	95.25	—	Unverified
9	BiLSTM-CRF	Exact Span F1	95.18	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	ACE	F1 score	97.3	—	Unverified
2	Flair embeddings	F1 score	96.72	—	Unverified
3	JMT	F1 score	95.77	—	Unverified
4	Low supervision	F1 score	95.57	—	Unverified
5	IntNet + BiLSTM-CRF	F1 score	95.29	—	Unverified
6	Suzuki and Isozaki	F1 score	95.15	—	Unverified
7	NCRF++	F1 score	95.06	—	Unverified
8	BI-LSTM-CRF (Senna) (ours)	F1 score	94.46	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	ACE	F1	95	—	Unverified
2	Wang et al., 2020	F1	94.4	—	Unverified
3	AIN	F1	94.04	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	Wang et al., 2020	F1	92	—	Unverified
2	AIN	F1	91.71	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	Def2Vec	AUC	93.07	—	Unverified