Tutto DSpace

Sfoglia per Soggetto "Query expansion"

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    • Query expansion with a little help from twitter 

      Anagnostopoulos, I.; Razis, G.; Mylonas, P.; Anagnostopoulos, C. N. (2013)
      With the advent and rapid spread of microblogging services, web information management finds a new research topic. Although classical information retrieval methods and techniques help search engines and services to present ...

    • Socio-semantic query expansion using Twitter hashtags 

      Anagnostopoulos, I.; Kolias, V.; Mylonas, P. (2012)
      In this paper we introduce an algorithmic approach, capable of creating a semantic network with concatenated terms and phrases (hashtags) from collectively postings on the Twittersphere. This network could be exploited for ...