Phrase Chunking (PC)

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Phrase chunking, or shallow parsing, provides a flat representation of the major syntactic categories by assigning tokens to non-recursive segments, without resolving more complex attachment. Phrase chunking (PC) remains an important natural language processing (NLP) technique for intermediate syntactic processing.

 

See Annotation Tag Sets for tag details.

 

Evaluation results for PC:

(As reported in Eiselen, R., 2016. South African Language Resources: Phrase Chunking. In LREC.)

 

Language

F-score

Afrikaans

0.9517

isiNdebele

0.8747

isiXhosa

0.8545

isiZulu

0.9156

Sesotho

0.8570

Sesotho sa Leboa

0.9755

Setswana

0.9494

SiSwati

0.8380

Tshivenḓa

0.9352

Xitsonga

0.9308