Lexical gap problem
1Exploiting Bilingual Translation for Question Retrieval in Community-Based Question Answeringdifferent wording (Xue et al., 2008). To solve the lexical gap problem, most researchers regarded the question retrieval task...
2Query Expansion based on Pseudo Relevance Feedback from Definition Clusters2010 - Delphine Bernharduser queries with related terms in order to solve the lexical gap problem in Information Retrieval and Question Answering. The...
3Using Distributional Similarity for Lexical Expansion in Knowledge-based Word Sense Disambiguationed approaches have suffered from a variant of the lexical gap problem: when matching a sense description to a given context...