Web Reference: Jul 23, 2025 · Evaluation of Language Models: Perplexity helps evaluate language models like GPT-3, where predicting the next word or token is a crucial task. By using perplexity, we can determine whether a model is suitable for text generation, machine translation or summarization tasks. Description This video explains the concept of perplexity, a key metric used to evaluate language models in speech and natural language processing. Aug 19, 2024 · Perplexity is a widely used metric for evaluating the performance of language models in Natural Language Processing (NLP). It measures how well a model can predict a sequence of words, making it crucial for comparing the effectiveness of different models.
YouTube Excerpt: Course Link: https://www.coursera.org/lecture/probabilistic-models-in-nlp/
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