An extended TF-IDF method for improving keyword extraction in traditional corpus-based research: An example of a climate change corpus
Liang‐Ching Chen
Topics & Concepts
Computer scienceKeyword extractiontf–idfNatural language processingArtificial intelligenceRelevance (law)Field (mathematics)Information retrievalFlexibility (engineering)Term (time)StatisticsMathematicsLawQuantum mechanicsPure mathematicsPhysicsPolitical scienceAdvanced Text Analysis TechniquesTopic ModelingInformation Retrieval and Search Behavior