Class Outlier Mining: Distance Based Approach

1. International Journal of Intelligent Technology, Vol. 2, No. 1, pp 55-68, 2007
Class Outlier Mining:
Distance‐Based Approach
By
Nabil M. Hewahi and Motaz K. Saad
Presented by
Motaz K. Saad
msaad@iugaza.edu
Jan. 2008

2. Abstract
• In large datasets, identifying exception or rare
cases with respect to a group of similar cases
is to be considered very significant problem.
(unusual pattern)
• The traditional problem (Outlier Mining) is to
find exception or rare cases in a dataset
irrespective of the class label of these cases,
they are considered rare event with respect to
the whole dataset.
2