Category Archives: Lidar/Imaging

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Geospatial Holiday Gift Guide

This entry is part 1 of 4 in the series December 2017Here’s what xyHt’s Located contributors want for the holidays and their suggestions for great geospatial gifts. Kevin Lidtka Wants a VR Booth For Christmas I would like a special booth that I can sit in. Inside will be VR glasses and a controller so...

Pennoni conducts night scanning operations on Route 1 outside Smyrna, Delaware to identify slab locations for a weigh-in-motion station.

Finding Flat Spots: Better Weighing (WIM) for Better Trucking

This entry is part 3 of 4 in the series 2017 November xyHtLaser scanning helps in building and troubleshooting weigh-in-motion stations for commercial trucks. With advances in automated traffic systems and improvements to traffic flows now common along many interstate highways, virtual weigh stations (also known as weigh-in-motion stations, or WIM) for commercial truck traffic...

Rod Green uses a TX5 scanner to capture data; because the system can be operated by one person, it frees personnel for other tasks.

Building a Solid Case: Forensic Mapping (and Ghost Clouds)

This entry is part 1 of 4 in the series 2017 November xyHtA Washington State Patrol officer improves the use of laser scanning for investigations by integrating field and office processes. Rod Green has been doing accident and crime scene reconstructions for 14 years. In addition to collecting and analyzing information, Green is working to improve...

BLK360 + ReCap Pro: Collaboration for Reality Capture

This entry is part 2 of 4 in the series 2017 November xyHtAutodesk and Leica Geosystems collaborate on a highly anticipated scanning solution, the BLK360: practical, high-precision reality capture for everyone. We see so much written about 3D, BIM, and virtual and augmented worlds; it is easy to wax poetically about the potential for spatial analysis,...

Because lidar is line of sight, there are many areas that cannot be captured from the shore

Yaw, Pitch, and Roll

This entry is part 8 of 10 in the series October 2017Nautical lidar works for a waterway bridge replacement project in Boston. Waterway projects can pose major challenges for surveyors and engineers needing survey-grade data because of unpredictable variables in the marine environment. Surveyors face inaccessible areas, tidal changes, marine traffic, and unpredictable weather, as...

A colorized point cloud taken with a UAV.

Unmanned Lidar in the Air

This entry is part 3 of 10 in the series October 2017A discourse on UAV lidar from the perspectives of a vendor and a user. IS A UAV LIDAR SYSTEM REALISTIC? While UAV lidar is definitely a breakthrough for vendors and users alike, is it enough? Can UAV photogrammetry deliver what is really needed by...