https://cis.temple.edu/~latecki/Papers/SDM09_Final.pdf
Outlier detection techniques can be categorized into several groups: (1) statistical or distribution-based ap-proaches; (2) geometric-based approaches; (3) pro ̄ling methods; and (4) model-based approaches. In statisti-cal techniques [2, 3], the data points are typically mod-eled using a data distribution, and points are labeled as outliers depending on their relationship with the dis ...