Research Article
Discovering Insightful Rules among Truck Crash Characteristics using Apriori Algorithm
Table 3
Average support, confidence, and lift values by subset sizes.
| Size of subsets () | Number of rules | Number of rules lift >1 | Average support values | Average confidence values | Average lift values |
| 2 | 583 | 517 | 0.117 | 0.696 | 1.383 | 3 | 6,891 | 6,323 | 0.060 | 0.726 | 1.316 | 4 | 27,320 | 25,704 | 0.045 | 0.752 | 1.379 | 5 | 55,812 | 53,338 | 0.040 | 0.770 | 1.445 | 6 | 77,064 | 74,225 | 0.037 | 0.782 | 1.494 | 7 | 86,968 | 84,044 | 0.036 | 0.789 | 1.526 | 8 | 90,159 | 87,227 | 0.036 | 0.792 | 1.543 | 9 | 90,868 | 87,935 | 0.036 | 0.792 | 1.548 | 10 | 90,951 | 88,018 | 0.036 | 0.792 | 1.549 |
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