Glossary Library

Technical GlossaryNatural Language Processing

Keyphrase Extraction

The task of automatically identifying the key terms and phrases that best represent a text.

Keyphrase extraction is important for document summarization, indexing, search optimization, and content tagging. The goal is to capture the central themes of a text in a short but meaningful form. It can be solved through rule-based, embedding-based, or generative methods. It creates strong value in information-dense enterprise documents.

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Self-Attention

An attention mechanism in which each element in a sequence directly models its relationship with all others.

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Encoder-Only Transformer

A Transformer architecture focused on contextual representation learning and used mainly for understanding tasks.

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Text Normalization

The process of standardizing raw text at the spelling, formatting, and character levels to make it more consistent and processable.