Research Article
Application of Neuro-Wavelet Algorithm in Ultrasonic-Phased Array Nondestructive Testing of Polyethylene Pipelines
Table 2
Simulation results in case study.
| Classification of correct and incorrect joint |
Q | Actual | ANN | Value | Type | Value | Type | |
| 1 | −1 | Disjoint | −0.8467 | Disjoint | OK | 2 | −1 | Disjoint | −0.9962 | Disjoint | OK | 3 | −1 | Disjoint | −0.9756 | Disjoint | OK | 4 | 1 | Joint | 0.9336 | Joint | OK | 5 | 1 | Joint | 0.8449 | Joint | OK | 6 | 1 | Joint | 0.9450 | Joint | OK | 7 | 1 | Joint | 0.5027 | Joint | OK | 8 | 1 | Joint | −0.2186 | Disjoint | — | 9 | 1 | Joint | 0.1566 | Joint | OK | 10 | 1 | Joint | 0.9777 | Joint | OK |
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