ASFPM is partnering with GeoCue Corporation to present
LiDAR ESSENTIALS:
Understanding one of the most important datasets that influence flood map accuracy,
an educational series consisting of four one-hour webinars.
Webinar 1: An Overview of LIDAR
September 10, 2012 @ 3:00pm ET
- An overview of airborne LIDAR technology (How it Works)
- LIDAR Parameters (Density, Resolution, Precision, Network and Local Accuracy)
- Datums and Coordinate Reference Systems
- Accuracy considerations
- ASPRS LIDAR data format, LAS
- Uses of LIDAR Data – Data applications
Presentation Slides for Webinar 1: An Overview of LiDAR
Sample Dataset for Webinar 1
Sample dataset 1 (.zip file containing ASFPM_1.las)
Download an evaluation copy of LP360 here: lp360.com
Webinar 2: Specifying LIDAR Collection Projects
October 22, 2012 @ 3:00pm ET
- Product-driven specification methods
- How performance specifications affect project cost
- Cost/Performance trade-offs
- “Buy-ups” – cost/benefit considerations
- Breakline (e.g. “hydro-flattening”) considerations
- Specifying data deliverables
- Specifying data accuracy
- Specifying data formats and media
- Data Rights
- Monitoring Projects
Presentation Slides for Webinar 2: Specifying LIDAR Collection Projects
Webinar 3: LIDAR Acceptance and QC
November 9, 2012 @ 3:00pm ET
- What is the cost of not doing QC?
- A discussion of performance parameters
- Importance of independent ground control
- Data delivery strategies
- QC Program Strategies
- Quantitative Checks
- Vertical accuracy testing – relative and absolute
- Qualitative checks
- Communicating issues
Presentation Slides for Webinar 3: LIDAR Acceptance and QC
Webinar 4: Using LIDAR Data
December 10, 2012 @ 3:00pm ET
- Basic 3D visualization
- Intelligent data thinning – Model Key Points
- Generating derived products (for example, gridded elevation files)
- Generating contours
- Adding breaklines – enhanced elevation models
- Advanced topics – Adding value via local data extraction
Presentation Slides for Webinar 4: Using LIDAR Data