Browsing by Author "Schaal, Markus"

Now showing items 1-5 of 5

    • Detecting user types in object ranking decisions 

      Lu, X.; Schaal, Markus; Adalı, S.; Raju, A. K. (ACM, 2009-10)
      With the emergence of Web 2.0 applications, where information is not only shared across the internet, but also syndicated, evaluated, selected, recombined, edited, etc., quality emergence by collaborative effort from many ...

    • Dynamics of commitment and contribution quality in collaborative communities 

      Schaal, Markus; Eren, Y. (IEEE, 2007-11)
      It is well-known that commitment is an important ingredient for contributions of high quality. With the internet heading towards being an actionable social space, rather than a collection of web-sites, the issue of quality ...

    • Evaluation of ontology enhancement tools 

      Spiliopoulou, M.; Schaal, Markus; Müller, R. M.; Brunzel, M. (Springer, 2005-10)
      Mining algorithms can enhance the task of ontology establishment but methods are needed to assess the quality of their findings. Ontology establishment is a long-term interactive process, so it is important to evaluate the ...

    • A graph based approach to estimating lexical cohesion 

      Gürkök, Hayrettin; Karamuftuoglu, Murat; Schaal, Markus (ACM, 2008)
      Traditionally, information retrieval systems rank documents according to the query terms they contain. However, even if a document may contain all query terms, this does not guarantee that it is relevant to the query. The ...

    • Notification value in personal travel asisstance 

      Schaal, Markus (Verlag Dr. Kovac, 2007)