Research Article
Discovering Significant Sequential Patterns in Data Stream by an Efficient Two-Phase Procedure
Table 4
Percent of SSPs whose
values are zeros.
| Datasets | Support threshold | FSSPDS (%) | FSSPPROM (%) | FSSPDS (%) | PROMBD (%) | FSSPEPAR (%) |
| Mushrooms | 0.2 | 4.9 | 22.74 | 8.30 | 7.94 | 22.65 | 0.3 | 4.98 | 18.45 | 7.40 | 7.62 | 21.49 | 0.4 | 2.24 | 16.33 | 4.15 | 6.22 | 21.14 | 0.5 | 2.32 | 14.29 | 3.60 | 6.14 | 18.84 | 0.6 | 0.8 | 9.91 | 3.26 | 4.63 | 18.26 |
| a2a | 0.3 | 6.12 | 34.04 | 7.41 | 11.54 | 54.55 | 0.4 | 6.41 | 26.19 | 11.63 | 12.50 | 66.67 | 0.5 | 11.63 | 28.00 | 20.83 | 20.59 | 70.00 | 0.6 | 18.52 | 29.41 | 35.71 | 53.85 | 71.43 | 0.7 | 23.08 | 42.86 | 33.33 | 62.50 | 60.00 |
| bms-pos | 0.2 | 8.50 | 23.49 | 11.11 | 25.19 | 30.91 | 0.3 | 10.81 | 63.27 | 22.45 | 25.58 | 41.07 | 0.4 | 12.50 | 50.00 | 35.71 | 43.48 | 61.76 | 0.5 | 33.33 | 40.00 | 25.00 | 50.00 | 70.00 | 0.6 | 40.00 | 100.00 | 100.00 | 100.00 | 100.00 |
| bms-web2 | 0.005 | 7.69 | 28.95 | 19.57 | 21.57 | 51.22 | 0.006 | 8.89 | 30.00 | 26.09 | 40.74 | 54.84 | 0.007 | 8.82 | 100.00 | 30.00 | 33.33 | 66.67 | 0.008 | 15.38 | 100.00 | 23.65 | 33.33 | 66.67 | 0.009 | 12.50 | 100.00 | 100.00 | 100.00 | 100.00 |
| Retail | 0.16 | 24.05 | 74.23 | 34.03 | 77.01 | 48.28 | 0.17 | 22.84 | 65.41 | 42.04 | 85.53 | 50.39 | 0.18 | 19.16 | 69.07 | 47.87 | 80.36 | 55.67 | 0.19 | 28.04 | 64.29 | 38.46 | 69.77 | 44.12 | 0.2 | 38.96 | 66.15 | 56.60 | 73.53 | 100.00 |
| T10I4D100K | 0.2 | 17.45 | 36.78 | 19.58 | 25.65 | 43.96 | 0.25 | 18.87 | 34.91 | 21.16 | 28.14 | 39.12 | 0.3 | 22.56 | 39.81 | 26.22 | 35.15 | 44.07 | 0.35 | 25.08 | 77.59 | 30.04 | 47.25 | 64.44 | 0.4 | 27.70 | 88.63 | 37.39 | 50.84 | 72.89 |
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