Table 2.

Quantitative comparison on the datasets under the six generating schemes. The averaged distances with standard deviations in parentheses are presented. Here n is changing from 50 to 200 and d is fixed to be 100.

Scheme	n	Pearson	Sn	Qn	Kendall
Scheme 1	50	0.422(0.555)	0.607(0.473)	0.555(0.259)	0.473(0.266)
	100	0.121(0.158)	0.188(0.140)	0.158(0.110)	0.140(0.201)
	200	0.068(0.071)	0.072(0.072)	0.071(0.018)	0.072(0.024)
Scheme 2	50	0.911(0.878)	0.882(0.631)	0.878(0.105)	0.631(0.131)
	100	0.806(0.715)	0.737(0.264)	0.715(0.169)	0.264(0.213)
	200	0.484(0.354)	0.381(0.093)	0.354(0.222)	0.093(0.246)
Scheme 3	50	0.822(0.907)	0.921(0.473)	0.907(0.154)	0.473(0.101)
	100	0.562(0.700)	0.737(0.140)	0.700(0.214)	0.140(0.202)
	200	0.228(0.356)	0.410(0.072)	0.356(0.156)	0.072(0.255)
Scheme 4	50	0.947(0.679)	0.704(0.678)	0.679(0.095)	0.668(0.227)
	100	0.910(0.247)	0.269(0.248)	0.247(0.157)	0.238(0.239)
	200	0.873(0.079)	0.084(0.084)	0.079(0.232)	0.074(0.063)
Scheme 5	50	0.977(0.911)	0.910(0.854)	0.911(0.028)	0.854(0.102)
	100	0.976(0.718)	0.722(0.532)	0.718(0.028)	0.532(0.214)
	200	0.978(0.297)	0.305(0.147)	0.297(0.029)	0.147(0.244)
Scheme 6	50	0.959(0.848)	0.862(0.771)	0.848(0.060)	0.771(0.143)
	100	0.931(0.548)	0.569(0.373)	0.548(0.108)	0.373(0.250)
	200	0.840(0.156)	0.165(0.103)	0.156(0.223)	0.103(0.170)