Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options answers only not deleted user 8104

Indicates questions asking about the use and meaning of specific technical words in GIS.

2 votes

What is the opposite of height?

The term height can be used for both above and below ground measurements. My definition of height includes the vertical distance from the origin of measurement--this can be either + or -. For exampl …
Aaron's user avatar
  • 51.8k
21 votes

What are LiDAR returns?

ESRI has a pretty good help section on LiDAR (below). For more formal details on LiDAR, I would recommend the following books: Topographic Laser Ranging and Scanning: Principles and Processing Airb …
Aaron's user avatar
  • 51.8k