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Skip to Search Results- 21Hutchinson, D. Jean
- 6Sala, Zac
- 5Bonneau, David
- 5DiFrancesco, Paul-Mark
- 4Bonneau, David A.
- 4Lato, Matt
- 20Railway Ground Hazards Research Project (RGHRP)
- 11Railway Ground Hazards Research Project (RGHRP)/Conference Materials (RGHRP)
- 9Railway Ground Hazards Research Project (RGHRP)/Journal Articles (RGHRP)
- 1Geotechnical and Geoenvironmental Engineering Program
- 1Geotechnical and Geoenvironmental Engineering Program/Journal Articles (Geotechnical & Geoenvironmental Engineering)
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A 4D Filtering and Calibration Technique for Small-Scale Point Cloud Change Detection with a Terrestrial Laser Scanner
Download2015-01-01
Kromer, Ryan A., Abellán, Antonio, Hutchinson, D. Jean, Lato, Matt, Edwards, Tom, Jaboyedoff, Michel
This study presents a point cloud de-noising and calibration approach that takes advantage of point redundancy in both space and time (4D). The purpose is to detect displacements using terrestrial laser scanner data at the sub-mm scale or smaller, similar to radar systems, for the study of very...
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A 4D filtering and calibration technique for small-scale point cloud change detection with a terrestrial laser scanner
Download2015
Hutchinson, D. Jean, Kromer, Ryan A., Edwards, Tom, Lato, Matt, Jaboyedoff, Michel, Abellán, Antonio
This study presents a point cloud de-noising and calibration approach that takes advantage of point redundancy in both space and time (4D). The purpose is to detect displacements using terrestrial laser scanner data at the sub-mm scale or smaller, similar to radar systems, for the study of very...
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Automated terrestrial laser scanning with near-real-time change detection – monitoring of the Séchilienne landslide
Download2017-01-01
Kromer, Ryan A., Abellán, Antonio, Hutchinson, D. Jean, Lato, Matt, Chanu, Marie-Aurelie, Dubois, Laurent, Jaboyedoff, Michel
We present an automated terrestrial laser scanning (ATLS) system with automatic near-real-time change detection processing. The ATLS system was tested on the Séchilienne landslide in France for a 6-week period with data collected at 30 min intervals. The purpose of developing the system was to...
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Characterizing debris transfer patterns in the White Canyon, British Columbia with terrestrial laser scanning
Download2019-01-01
Bonneau, David A., Hutchinson, D. Jean, McDougall, Scott
In the Thompson-Fraser Rail Corridor in Interior British Columbia, the Canadian National (CN) rail line traverses several alluvial fans, which are subject to occasional debris flows. Debris flows pose a significant geohazard due to the combination of high flow velocities, large impact forces,...
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Combining temporal 3-D remote sensing data with spatial rockfall simulations for improved understanding of hazardous slopes within rail corridors
Download2018-01-01
van Veen, Megan, Hutchinson, D. Jean, Bonneau, David A., Sala, Zac, Ondercin, Matthew, Lato, Matt
Remote sensing techniques can be used to gain a more detailed understanding of hazardous rock slopes along railway corridors that would otherwise be inaccessible. Multiple datasets can be used to identify changes over time, creating an inventory of events to produce magnitude–frequency...
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Computational Geometry-Based Surface Reconstruction for Volume Estimation: A Case Study on Magnitude-Frequency Relations for a LiDAR-Derived Rockfall Inventory
Download2021-01-01
DiFrancesco, Paul-Mark, Bonneau, David A., Hutchinson, D. Jean
Key to the quantification of rockfall hazard is an understanding of its magnitude-frequency behaviour. Remote sensing has allowed for the accurate observation of rockfall activity, with methods being developed for digitally assembling the monitored occurrences into a rockfall database. A...