Table 9.
A comprehensive summary of laser-based assessment techniques for other structural elements.
| Reference | Laser-Based Scanning Device | Type of Assessment | Post-Processing Method(s) |
|---|---|---|---|
| [121] | Cyra Cyrax 2500 and Riegl LMS-Z210 | Deflection assessment | Least-square analysis |
| [122] | N/A | Deflection assessment | Least-square analysis |
| [123] | Leica ScanStation 2 | Deformation analysis | Cross-section comparison |
| [124] | Optech ILRIS-3D | Deformation analysis | Transformation of coordinates differences |
| [126] | FARO Focus 3D | Stress analysis | Polynomial surface fitting |
| [127] | FARO Focus 3D | Deformation analysis | Polynomial surface fitting |
| [128] | FARO Photon 120/20 | Crack detection and characterization | Alpha-Shapes Analysis |
| [129] | N/A | Deformation analysis | Polynomial surface fitting |
| [130] | N/A | Deflection assessment | Statistical sampling technique |
| [131] | Leica ScanStation C10 | Damage detection | Clustering algorithms (k-means, fuzzy, c-means, density-based, subtractive) |
| [132] | N/A | Damage detection | Differential analysis |
| [133] | Hexagon Absolute Arm 7325SI | Welding inspection | Photogrammetric analysis |
| [134] | Leica ScanStation 2 | Deformation analysis | Polynomial surface fitting |
| [135] | Leica P20 | Structural component identification | Region growing segmentation and the RANSAC |
| [136] | FARO Focus 3D | Damage detection | Differential analysis |
| [137] | N/A | Damage detection | Finite element method |
| [138] | Leica AT402 | Deformation analysis | SfM |
| [139] | N/A | Structural component identification | Rbnn algorithm |
| [140] | Leica HDS6100 | Structural component identification | Comparison of as-built and planned bim |
| [141] | N/A | Damage detection | Skeleton and graph-based object detection |
| [142] | Leica ScanStation C5 | Deflection assessment | Genetic algorithm and curve fitting |
| [143] | Leica ScanStation 2 | Deflection assessment | Interpolation analysis |