# Abbreviations

| Term        | Description                                 |
| ----------- | ------------------------------------------- |
| AGL         | Above Ground Level                          |
| AOI         | Area Of Interest                            |
| DTM         | Digital Terrain Model                       |
| FOD         | Foreign Object Debris                       |
| FOV         | Field Of View                               |
| GCP         | Ground Control Point                        |
| GCS         | Ground Control Station                      |
| GNSS        | Global Navigation Satellite System          |
| GPS         | Global Positioning System                   |
| GSD         | Ground Sample Distance                      |
| IMU         | Inertial Measurement Unit                   |
| INS         | Inertial Navigation System                  |
| LiDAR       | Light Detection and Ranging                 |
| MASL or MSL | Meters Above Sea Level                      |
| NIR         | Near Infrared                               |
| PPK         | Post Processed Kinematic                    |
| PPM         | Points Per Meter                            |
| PPS         | Points Per Second                           |
| RGB         | Red Green Blue (as in light color spectrum) |
| RTK         | Real Time Kinematic                         |
| UAS         | Unmanned Aerial System                      |
| UAV         | Unmanned Aerial Vehicle                     |
| VTOL        | Vertical Takeoff and Landing                |


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.phoenixlidar.com/general-faq/abbreviations.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.