Key phrase extraction vs named entity recognition vs sentiment analysis and opinion mining vs summarization
This sheet compares Key phrase extraction, Named entity recognition, Sentiment analysis and opinion mining, Summarization.
| Criterion | Key phrase extraction | Named entity recognition | Sentiment analysis and opinion mining | Summarization |
|---|---|---|---|---|
| Output shape | A list of main concepts as terms | A preset list of entity types: people, places, organisations, quantities | A positive, neutral or negative label, optionally linked to a specific attribute | A condensed passage - salient sentences extracted, or new sentences generated |
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