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        | ?:about |  | 
      
        | ?:abstract | 
            
              The purpose of this paper is to apply and evaluate the bibliometric method Bradfordizing for information retrieval (IR) experiments. Bradfordizing is used for generating core document sets for subject-specific questions and to re-order result sets. The method will be applied and tested in a controlled scenario of scientific literature databases from social and political sciences, economics, psychology and medical science and 164 standardized IR topics. The IR tests show that relevance distributions after re-ranking improve at a significant level if articles in the core are compared with articles in the succeeding zones. (Author's abstract)
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        | ?:citation |  | 
      
        | ?:contributor |  | 
      
        | ?:dateModified |  | 
      
        | ?:datePublished |  | 
      
        | ?:duplicate |  | 
      
        | ?:editor |  | 
      
        | ?:hasFulltext |  | 
      
        | is
          ?:hasPart
          of |  | 
      
        | ?:inLanguage |  | 
      
        | ?:isbn |  | 
      
        | ?:linksURN |  | 
      
        | ?:location |  | 
      
        | is
          ?:mainEntity
          of |  | 
      
        | ?:name | 
            
              Bradfordizing effects
                 (xsd:string)
              
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        | ?:provider |  | 
      
        | ?:publicationType | 
            
              Sammelwerksbeitrag
                 (xsd:string)
              
            
              in_proceedings
                 (en)
              
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        | ?:publisher |  | 
      
        | ?:reference |  | 
      
        | ?:sourceCollection | 
            
              Information: Droge, Ware oder Commons? Wertschöpfungs- und Transformationsprozesse auf den Informationsmärkten
                 (xsd:string)
              
             | 
      
        | ?:sourceInfo | 
            
              GESIS-SSOAR
                 (xsd:string)
              
            
              In: Information: Droge, Ware oder Commons? Wertschöpfungs- und Transformationsprozesse auf den Informationsmärkten, Hülsbusch, Boizenburg, 2009, 1-6
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        | rdf:type |  | 
      
        | ?:url |  | 
      
        | ?:urn | 
            
              urn:nbn:de:0168-ssoar-463743
                 ()
              
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        | ?:volumeNumber |  |