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title: local_perplexity emoji: 🤗 colorFrom: blue colorTo: red sdk: gradio sdk_version: 3.19.1 app_file: app.py pinned: false tags:
- evaluate
- metric
description: >-
Perplexity (PPL) is one of the most common metrics for evaluating language
models. It is defined as the exponentiated average negative log-likelihood of
a sequence, calculated with exponent base
e.
For more information on perplexity, see this tutorial. Metric Card for Perplexity