word
Semantic role labeling
seh-MAN-tik ROHL LAY-bel-ing
/sɪˈmæntɪk roʊl ˈleɪbəlɪŋ/Listen
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Syllable breakdown
semanticrolelabeling
Dictionary meaning
An NLP task that assigns semantic roles — such as agent, patient, instrument, or location — to constituents of a sentence in relation to a predicate, answering questions like 'who did what to whom, when, and how'.
Examples
- Semantic role labeling identifies 'Mary' as the agent and 'the letter' as the patient in 'Mary wrote the letter'.
- Semantic role labeling is used in question answering systems and information extraction pipelines.
Synonyms: SRL, thematic role assignment, case role analysis
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