Azure Language capability selection: key phrase vs NER vs PII vs sentiment
This sheet compares Key phrase extraction, Prebuilt NER, Custom NER, PII detection, Sentiment analysis.
| Criterion | Key phrase extraction | Prebuilt NER | Custom NER | PII detection | Sentiment analysis |
|---|---|---|---|---|---|
| What it returns | Main concepts as a list, no training | Predefined entity categories, no training | Business-specific categories from labelled examples | Entities tied to individuals for redaction | Positive or negative tone linked to specific elements |
The verdict, the full comparison, 6 rules and 2 traps are part of AI-103 access. Unlock AI-103.