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Category: Vocabulary
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Vocabulary | What Is a Relevance Judgement? Deciding Whether Information Really Answers the Question
What is a relevance judgement? Learn how to decide whether a retrieved article meets an information need, with binary and graded examples and precision–recall tests.
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Vocabulary | What Is Query Expansion? How Better Search Words Reveal Hidden Knowledge
What is query expansion? Learn how synonyms, variants and relevance feedback help searches find useful information without drifting into unrelated topics.
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Vocabulary | What Is a Semantic Crosswalk? Mapping Concepts Between Knowledge Systems
What is a semantic crosswalk? Learn how exact, close, broader, narrower and related mappings connect concepts across libraries without false equivalence.
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Vocabulary | What Is a Relevance Judgement? How to Tell Whether a Search Result Answers the Question
What is a relevance judgement? Learn to tell whether a search result truly answers a question, with TREC research, graded rubrics and school examples.
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Vocabulary | What Is Query Expansion? How Alternative Words Help Us Find Better Answers
What is query expansion? Learn how alternative words and related concepts improve searches, when they cause query drift and how to evaluate relevance.
Vocabulary Hub: This archive belongs to the master eduKateSG Vocabulary Hub. Browse Primary 1–6, Secondary, JC/GP, adult and career vocabulary at https://edukatesg.com/vocabulary/.