US Patent 9323810 Curation selection for learning

A method of ranking curations includes receiving a query. The method also includes calculating, based on the query, a content similarity measurement for each of multiple curations. The method also includes extracting, from each of the curations, multiple curation-specific features. The method also includes calculating a curation credit measurement for each of the curations based on the extracted curation-specific features. The method also includes ranking each of the curations based on the corresponding content similarity measurement and the corresponding curation credit measurement.