Table 1: Parameters for synthetic datasets.

NumberData sizeLower bound (lb)Upper bound (ub)Sharpness

110,000 (10 k)030000.001
2100,000 (100 k)030000.001
31,000,000 (1 M)030000.001
410,000,000 (10 M)030000.001
510,000,000 (10 M)030000.002
610,000,000 (10 M)030000.0005
710,000,000 (10 M)030000.0002
810,000,000 (10 M)030000.0001
9100,000,000 (100 M)030000.00005
101,000,000,000 (1 G)050000.00001
1110,000,000,000 (10 G)050000.00001