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Sentence similarity

Sentence similarity evaluation metric

Last updated: Mar 07, 2025
Sentence similarity evaluation metric

The sentence similarity metric captures semantic information from sentence embeddings to measure the similarity between texts.

Metric details

Sentence similarity is a generative AI quality evaluation metric that measures how well generative AI assets perform tasks.

Scope

The sentence similarity metric evaluates generative AI assets only.

  • Types of AI assets: Prompt templates
  • Generative AI tasks: Text summarization
  • Supported languages: English

Scores and values

The sentence similarity metric score indicate the similarity between texts. Higher scores indicate that the texts are more similar.

  • Range of values: 0.0-1.0
  • Best possible score: 1.0

Settings

  • Thresholds:
    • Lower limit: 0.8
    • Upper limit: 1

Parent topic: Evaluation metrics