Laser Scanning and Geoinformatics

Questions and Answers

Where is the production location of Valeo Scanners?

Wemding (Bavaria, Germany)

What is the approximate cost of an automotive LiDAR scanner today?

~ $1,500

~ $1,000 (correct)

~ $2,000

~ $500

Laser scanners are used exclusively for mapping purposes.

False

What are the topics covered in Laserscanning - Modeling and Interpretation?

Laser scanning – basics & applications, Transformations and their estimation, Registration of datasets, Segmentation and feature extraction, Classification, Markov chain Monte Carlo and high-level reconstruction, Neural networks in laser scanning Signup and view all the answers

What are the components of a Hybrid measurement system?

Integrated camera Signup and view all the answers

____ scan data includes intensity, distance, and color (from camera).

Terrestrial Signup and view all the answers

Automotive laser scanners are used in ADAS systems.

True Signup and view all the answers

Study Notes

Laser Scanning - Modeling and Interpretation

Topics covered in this course include laser scanning basics and applications, transformations and estimation, registration of datasets, segmentation and feature extraction, classification, Markov chain Monte Carlo and high-level reconstruction, and neural networks in laser scanning.

Aerial Laser Scanning

Aerial laser scanning uses airborne laser scanners to capture 3D point cloud data.
Examples of aerial laser scanners include Optech ALTM, Teledyne Optech Galaxy, and Riegl VQ-1560 II.
Point cloud data can be used to create 3D models of cities, such as the Hannover main station example.
Aerial laser scanning can be mounted on different platforms, including fixed-wing aircraft, helicopters, gyrocopters, and UAVs/drones.

Terrestrial Laser Scanning

Terrestrial laser scanning uses ground-based laser scanners to capture 3D point cloud data.
Terrestrial laser scanners can be classified as active, non-triangulating systems.
Examples of terrestrial laser scanners include Leica, Faro, Riegl, and Z+F.
Hybrid measurement systems combine laser scanning and image sensors to capture more detailed data.

Mobile Laser Scanning

Mobile laser scanning uses vehicles equipped with laser scanners to capture 3D point cloud data while moving.
Examples of mobile laser scanning systems include StreetMapper, Optech Lynx, and Riegl VMX-2HA.
Mobile laser scanning can be used for mapping large areas, such as cities, and can capture detailed data, including point clouds and images.

Laserscanning in Robotics

Laser scanners are used in robotics for obstacle detection and navigation.
Examples of laser scanners used in robotics include Sick, Velodyne, and Hokuyo.
Autonomous vehicles, such as the "Hanna" system, use laser scanners to detect and respond to the environment.

Automotive Laser Scanners

Automotive laser scanners are used in Advanced Driver-Assistance Systems (ADAS) and self-driving cars.
Examples of automotive laser scanners include IBEO Lux, Hella IDIS, and Valeo SCALA.
Automotive laser scanners are used for obstacle detection, navigation, and gesture recognition.
The cost of automotive laser scanners is expected to decrease in the future, making them more accessible to the mass market.

Conclusions

Laser scanners are used in various applications, including aerial, terrestrial, and mobile mapping, as well as robotics and automotive.
The technology has various advantages, including high accuracy and detail, and is expected to become more widely used in the future.

Description

This quiz covers the basics and applications of laser scanning, including transformations and estimation, and its role in geoinformatics. It also explores the processing of laser scan data and its corresponding application areas.