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 426–447 of 447 papers

Title	Date	Tasks	Status
Fast and Robust Part-of-Speech Tagging Using Dynamic Model Selection	Jul 1, 2012	ChunkingModel Selection	—Unverified
Subgroup Detector: A System for Detecting Subgroups in Online Discussions	Jul 1, 2012	ChunkingCoreference Resolution	—Unverified
Building Trainable Taggers in a Web-based, UIMA-Supported NLP Workbench	Jul 1, 2012	ChunkingFeature Engineering	—Unverified
A Cost Sensitive Part-of-Speech Tagging: Differentiating Serious Errors from Minor Errors	Jul 1, 2012	ChunkingNamed Entity Recognition (NER)	—Unverified
La structuration prosodique et les relations syntaxe/ prosodie dans le discours politique (Prosodic Structuring and the Syntax-Prosody Relationship in Political Speech) [in French]	Jun 1, 2012	Chunking	—Unverified
Apprentissage automatique d'un chunker pour le fran (Machine Learning of a chunker for French) [in French]	Jun 1, 2012	Chunking	—Unverified
Un segmenteur-\'etiqueteur et un chunker pour le fran (A Segmenter-POS Labeller and a Chunker for French) [in French]	Jun 1, 2012	ChunkingPOS	—Unverified
Enrichir et raisonner sur des espaces s\'emantiques pour l'attribution de mots-cl\'es (Enriching and reasoning on semantic spaces for keyword extraction) [in French]	Jun 1, 2012	ChunkingKeyword Extraction	—Unverified
Deep Unsupervised Feature Learning for Natural Language Processing	Jun 1, 2012	Chunking	—Unverified
Detecting Japanese Compound Functional Expressions using Canonical/Derivational Relation	May 1, 2012	ChunkingMachine Translation	—Unverified
A Concise Query Language with Search and Transform Operations for Corpora with Multiple Levels of Annotation	May 1, 2012	ChunkingPart-Of-Speech Tagging	—Unverified
Improving the Recall of a Discourse Parser by Constraint-based Postprocessing	May 1, 2012	ChunkingSemantic Role Labeling	—Unverified
Open-Source Boundary-Annotated Corpus for Arabic Speech and Language Processing	May 1, 2012	ChunkingDescriptive	—Unverified
YADAC: Yet another Dialectal Arabic Corpus	May 1, 2012	ChunkingDialect Identification	—Unverified
Predicting Phrase Breaks in Classical and Modern Standard Arabic Text	May 1, 2012	ChunkingHuman Parsing	—Unverified
ROMBAC: The Romanian Balanced Annotated Corpus	May 1, 2012	ChunkingLemmatization	—Unverified
Linguistically-Adapted Structural Query Annotation for Digital Libraries in the Social Sciences	Apr 1, 2012	ChunkingInformation Retrieval	—Unverified
PHACTS about activation-based word similarity effects	Apr 1, 2012	ChunkingLanguage Acquisition	—Unverified
Multi-View Learning of Word Embeddings via CCA	Dec 1, 2011	ChunkingMULTI-VIEW LEARNING	—Unverified
Named Entity Recognition in Tweets: An Experimental Study	Jul 1, 2011	Chunkingnamed-entity-recognition	CodeCode Available
Natural Language Processing (almost) from Scratch	Mar 2, 2011	Chunkingnamed-entity-recognition	CodeCode Available
Forgetting Exceptions is Harmful in Language Learning	Dec 22, 1998	ChunkingGrapheme-to-Phoneme Conversion	—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