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ExpansionTool: Formal definition of concept-based query expansion and construction
We develop a deductive data model for concept-based query expansion. It is based on three abstraction levels: the conceptual, linguistic and string levels. Concepts and relationships among them are represented at the ...
Stemming and lemmatization in the clustering of finnish text documents
Interactive Relevance Feedback with Graded Relevance and Sentence Extraction: Simulated User Experiments
Advanced query language for manipulating complex entities