Table 4. Outliers detected in the synthetic data sets by some methods in R environment.

Data set	Outlier detection packages			Rehm, Klawonn & Kruse (2007)
	DMwR	mvoutlier	HDoutliers
SDS1	20 104 121 122 123 124 125 126 127 128	86 to130	121 122 123 124 125 126 127 128 129 130	–
SDS2	2 14 33 35 40 41 42 43 44 45	9 14 40 41 43 44 45	no outlies detected	14 35 41 42 43 44 45