Erratum of the article:
Garcia GPB, Carlos Grohmann H, Viana CD, Gomes EB. Using terrestrial laser scanner and RPA-based-photogrammetry for surface analysis of a landslide: a comparison. Bulletin of Geodetic Sciences. 28(3): e2022016, 2022. DOI 10.1590/s1982-21702022000300016
First page, in the Abstract, where it reads:
(...) New technologies such as laser scanning and remotely piloted aircrafts (RPA) along with photogrammetry technique Structure-from-Motion-Multi-View Stereo (SfM-MVS) photogrammetry technique provides an alternative to conventional mapping methods (…)
Should read:
(...) New technologies such as laser scanning and remotely piloted aircrafts (RPA) along with Structure-from-Motion-Multi-View Stereo (SfM-MVS) photogrammetry technique provides an alternative to conventional mapping methods (…)
First page, in the Abstract where it reads:
(…) DEMs were generated from both point clouds (…)
Should read:
(…) DEMs (Digital Elevation Model) were generated from both point clouds (…)
Page 6, where it reads:
The generation of DEMs, contour maps and terrain derivatives were all performed using the Free and Open Source Software QGIS (QGIS Development Team 2019) grass and
Should read:
The generation of DEMs, contour maps and terrain derivatives were all performed using the Free and Open Source Software QGIS (QGIS Development Team 2019).
Page 8, where it reads:
(…) The interpolation process for the SfM-MVS point cloud probably smooths the surface if the scarp which creates differences from the TLS DEM. Figure 5 shows three profiles in the upper part of the landslide comparing TLS and SfM-MVS DEMs.
Should read:
(…) The interpolation process for the SfM-MVS point cloud probably smooths the surface in the scarp which creates differences from the TLS DEM. Figure 5 shows three profiles in the upper part of the landslide comparing TLS and SfM-MVS point clouds.
Page 12, where it reads:
The choice of which method is a better fit a project will be determined by budget (…)
Should read:
The choice of which method is a better fit to the project will be determined by budget (…)
Related article
[Corrected article ] 10.1590/s1982-21702022000300016