Research Article
A Comparison Study of Edge Line Estimation Algorithms for Dimensional Quality Assessment of Precast Concrete Slabs
Table 2
Discrepancy of scan density and number of scan points between simulation and experimental data.
| | Inc. ang. (°) | Ang. resol. (°) | Number of scan points (pts) | Scan density (pts/cm2) | | Exp. | Sim. | Discrepancy (%) | Exp. | Sim. | Discrepancy (%) |
| | 0 | 0.036
0.072 | 269,736 | 271,314 | 0.58 | 71,03 | 68.52 | 3.53 | | 66,490 | 67,829 | 1.97 | 17,85 | 17.16 | 3.88 |
| | 45 | 0.036 | 100,210 | 92,203 | 7.99 | 26,79 | 24.91 | 7.02 | | 0.072 | 24,614 | 23,070 | 6.27 | 6,71 | 6.33 | 5.57 |
| | Average | — | 115,263 | 113,604 | 4.20 | 30.59 | 29.23 | 5.00 |
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