Searching in metric spaces with user-defined and approximate distances

@article{Ciaccia2002SearchingIM,
  title={Searching in metric spaces with user-defined and approximate distances},
  author={Paolo Ciaccia and Marco Patella},
  journal={ACM Trans. Database Syst.},
  year={2002},
  volume={27},
  pages={398-437}
}
Novel database applications, such as multimedia, data mining, e-commerce, and many others, make intensive use of similarity queries in order to retrieve the objects that better fit a user request. Since the effectiveness of such queries improves when the user is allowed to personalize the similarity criterion according to which database objects are evaluated and ranked, the development of access methods able to efficiently support user-defined similarity queries becomes a basic requirement. In… CONTINUE READING
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