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12th IEEE International Conference on Tools with Artificial Intelligence (ICTAI'00)
What's new? Using prior models as a measure of novelty in knowledge discovery
Vancouver, British Columbia, Canada
November 13-November 15
ISBN: 0-7695-0909-6
J. Ludwig, Dept. of Comput. Sci., Pittsburgh Univ., PA, USA
G. Livingston, Dept. of Comput. Sci., Pittsburgh Univ., PA, USA
E. Vozalis, Dept. of Comput. Sci., Pittsburgh Univ., PA, USA
B. Buchanan, Dept. of Comput. Sci., Pittsburgh Univ., PA, USA
Abstract: One of the challenges of knowledge discovery is identifying patterns that are interesting, with novelty an important component of interestingness. Another important aspect of knowledge discovery is making efficient use of background knowledge. This paper develops a definition of novelty relative to a prior model of the domain. The definition of novelty is tested using pneumonia outcome data and a prior model of pneumonia severity.
Index Terms:
data mining; very large databases; medical information systems; prior models; knowledge discovery; novelty; background knowledge; pneumonia outcome data; large databases; medical database
Citation:
J. Ludwig, G. Livingston, E. Vozalis, B. Buchanan, "What's new? Using prior models as a measure of novelty in knowledge discovery," ictai, pp.0086, 12th IEEE International Conference on Tools with Artificial Intelligence (ICTAI'00), 2000
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