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Foundation for a semantically-informed data discovery tool for DataONE outcomes. User can expand or limit query using suggested terms like 'dioxonitrite' and 'nitrogen oxoanion'. Improved models for knowledge representation in earth and environmental sciences formal ontologies/controlled vocabularies term matching (TF-IDF) query. Powerful model-driven search interface for data discovery on 'nitrite' topic. Users can expand or limit queries with terms like 'nitrification', 'fertilizer', 'ammonia', 'greenhouse', etc.
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Foundation for a semantically-informed data discovery tool for DataONE outcomes user can choose to expand or limitquery using suggested terms ‘dioxonitrite’, ‘nitrogen oxoanion’, etc. Enhanced models for knowledge representation in earth and environmental sciences formal ontologies/ controlled vocabularies term matching (TF-IDF) query Powerful model-driven search interface for data discovery ‘nitrite’ topic model user can choose to expand or limit query using suggested terms ‘nitrification’, ‘fertilizer’, ‘ammonia’, ‘greenhouse’, etc.