Information Extraction Pipelines

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nlp Bloomberg Amazon

In a typical information extraction pipeline, what is the relationship between NER and relation extraction?

Multiple Choice

NER and relation extraction are identical tasks Relation extraction is performed first to define entity boundaries, then NER classifies them NER identifies entity mentions, and relation extraction then determines semantic relationships between pairs of entities Relation extraction replaces NER entirely in modern systems

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Information Extraction Pipelines

Multiple Choice

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