Database Reference
In-Depth Information
Getting ready
TheLiDARdatasetwewilluseisa2006collection,whichwasclassifiedintoground,
tall vegetation (> 20 feet), buildings, and others. One characteristic of the analysis
thatfollowsisthatweassumetheclassificationtobecorrect,andsowearenotre-
visiting the quality of the classification or attempting to improve it within PostGIS.
A characteristic of the LiDAR dataset is that a sample point exists for relatively flat
surfacesatapproximatelynofewerthan1pointforevery5feet.Thiswillinformhow
we manipulate the data.
First, let us load our dataset using the following command:
