SCHULICH SCHOOL OF ENGINEERING Geomatics Engineering Research & Teaching Outline . Overview of Geomatics Engineering research at U of C . Continuing transformation of our programs – to follow the rapid evolution of the technologies and better prepare the Engineers of tomorrow Department of Geomatics Engineering 2 Department of Geomatics Engineering . Founded in 1979… 40th Anniversary! Department of Geomatics Engineering 3 Department of Geomatics Engineering https://schulich.ucalgary.ca/geomatics Department of Geomatics Engineering 4 Department of Geomatics Engineering https://schulich.ucalgary.ca/geomatics Department of Geomatics Engineering 5 Research Focus, Trends, and Training . Questions to Faculty… 1. Research Program Focus 2. Emerging Trends 3. Training the Engineers of tomorrow Department of Geomatics Engineering 6 Research Program Focus—Naser El-Sheimy Multi-Sensors Systems Navigation sensors bring smart, connected devices for many of our day-to-day activities Department of Geomatics Engineering 7 Self-Driving Cars – A true example of Navigation using Multi-Sensors Systems GNSS GYRO ACCEL ODOMETER CAMERAS LIDAR RADAR MAPS Department of Geomatics Engineering 8 Emerging Trends in Multi-Sensors Systems . Market demand for Location Based Services . A technology push due to huge market of location dependent apps in wearable devices Department of Geomatics Engineering 9 Training the Engineers of Tomorrow . Topics taught… – Data fusion with the goal of minimizing the total error budget – Progression of sensors to Sensor Fusion – IMUs and other data sources – Wearable sensors for LBS and navigation Department of Geomatics Engineering 10 Research Program Focus—Derek Lichti Imaging Metrology: Precision 3D measurement from imaging sensors Active Passive Laser scanner Range camera Dual fluoroscopy (DF) system Digital camera Example projects Construction progress monitoring Antler growth measurement Knee joint mechanics Department of Geomatics Engineering 11 https://pmdtec.com/picofamily/monstar/ https://www.ptgrey.com/ladybug5-30-mp-usb-30-spherical-digital-video-camera-red Emerging Trends in Photogrammetry . New sensors, especially low cost sensors, and platforms – Unmanned aerial systems – Laser scanners – 3D cameras . New methodologies – Structure from motion (SfM) – Point cloud processing methods – Machine learning (e.g., convolutional neural networks) . “Democratization” of photogrammetry (black box SW) – “Photogrammetry can be done by anyone”: double-edged sword Department of Geomatics Engineering 12 Training the Engineers of Tomorrow . Topics taught… – Democratization: understand what is inside the black box . Fundamental analytical photogrammetry methods retained . Semester-long group photogrammetric project on campus: observations, programming, field work, accuracy assessment – Introduction to other sensors . Airborne and terrestrial laser scanning (1 week of lectures) . Exposure to a diverse range of applications and sensors Department of Geomatics Engineering 13 Research Program Focus – Kyle O’Keefe . Wireless Communications – UWB Ranging – Low-cost self contained sensors – WiFi and Bluetooth Low Energy (BLE) ranging and fingerprinting – Integration with GNSS – Applications for pedestrian, vehicle and infrastructure relative navigation (V2V, V2I, V2P) Department of Geomatics Engineering 14 Emerging Trends in Wireless Location . Raw GNSS Observations on Android Devices – Potential for DGNSS and RTK on phones . Accuracy, cost, risk if someone publishes an “RTK app” and it is adopted by non-surveyors – Ability to tightly-couple GNSS and sensors . Internet of Things (IOT) devices – New and low cost devices carrying a variety of sensors – Need for location of IOT devices – IOT devices can provide positioning for passing pedestrians and vehicles – Smart infrastructure . IOT being included in bridges, roads, public places . IOT in homes, implications for positioning users and devices Department of Geomatics Engineering 15 Training the Engineers of Tomorrow . Topics taught… – Computing for Geomatics Engineers . Embedded programming with real hardware – Wireless Location . IOT labs involving WiFi, MEMS accelerometer, and barometer observations . latest UWB ranging radios – Advanced GNSS Theory and Application . Android Raw GNSS data discussed and investigated Department of Geomatics Engineering 16 Research Program Focus – Yang Gao . High precision GNSS positioning and navigation . Multi-sensor integration with GNSS . Low-cost high precision systems and applications – Precise Point Positioning (PPP) . Autonomous positioning technology . Improved cost-effectiveness and flexibility . Support a wide range of applications A GPS Receiver & Precise Orbit/ – PPP/Multi-Sensor Integration Clock Data . Autonomous and continuous positioning . Improved availability and robustness . Support a wide range of applications Department of Geomatics Engineering 17 Emerging Trends in Positioning and Navigation Low-cost Next-generation low-cost high precision GNSS systems High-precision and products Integration with Enabling Sensors (inertial, vision, …) High precision and reliable navigation systems will be available at low-cost and as a core navigation component capable of supporting mass-market precise applications Department of Geomatics Engineering 18 Training the Engineers of Tomorrow . Topics taught… – Enhancing programming skills through lab work – Connecting course materials to latest products and applications – Industry lectures Department of Geomatics Engineering 19 Research Program Focus—Michael Sideris Environmental monitoring by satellite Earth observations - Sea level change - Post-glacial rebound - Land water resources - Arctic ice sheers & glaciers - Geohazards Modelling of the Earth’s gravity field Pail et al., 2015 - Geoid determination - Height systems - Resource exploration - Geodynamics Department of Geomatics Engineering 20 Emerging Trends in Geodesy . 4-dimensional geodesy – Observable temporal variations of the gravity field – Satellite gravimetry is a new, complementary ‘remote sensing’ tool – Now contributing to the monitoring and understanding of mass redistributions in the Earth’s hydro-, cryo-, atmo- and geo-sphere – Part on multi- and inter-disciplinary geosciences & applications . New(er) technologies – Ultra-high-precision optical clocks for height/potential determination – Dedicated gravity satellite missions (CHAMP, GOCE, GRACE, GRACE-FO) – Long-term continuity of radar and laser satellite altimetry missions – Absolute and superconducting gravimetry Department of Geomatics Engineering 21 Training the Engineers of Tomorrow . Topics taught… – Global and local gravity field modelling . Precise geoid determination . Height modernization and vertical datum unification . Terrestrial and airborne gravimetry for geophysical applications . Multi-resolution and FFT methods . Optimal combination of terrestrial, airborne, marine and satellite measurements – Satellite gravimetry and satellite altimetry . COCE, GRACE, GRACE-FO, ICESat, CryoSat, Sentinel missions . Geophysical, hydrological and oceanographic applications Department of Geomatics Engineering 22 Research Program Focus – Jeong Woo Kim . Microgravimetric monitoring of geohazard with superconducting gravimeter . Wellbore Positioning in Directional Drilling with Measurement-while drilling (MWD) gravity and magnetic sensors Department of Geomatics Engineering 23 Emerging Trends in Directional Drilling . Gravity-Derived Azimuth (magnetic-free) determination in Directional Drilling Department of Geomatics Engineering 24 Training the Engineers of Tomorrow . Topics taught… – Wellbore Positioning in Directional Drilling – Actual measurement with an MWD sensor to simulate horizontal drilling trajectory Department of Geomatics Engineering 25 Research Program Focus—Mozhdeh Shahbazi . Development/integration of ranging and imaging technologies UAV/MMS . Autonomous and high-precision mapping via vision-guided (unmanned aerial) systems Department of Geomatics Engineering 26 Emerging Trends in UAV and Mapping Systems . End-to-end solutions for simultaneous, autonomous navigation and automated precision-survey All figured out and done by the UAV without pilot interference Department of Geomatics Engineering Image courtesy: A. Bircher 27 Training the Engineers of Tomorrow . Topics taught… – New techniques of computer vision and their alignment with traditional photogrammetry to automate mapping applications – New techniques of vision aided navigation and 3D visual perception Department of Geomatics Engineering 28 Research Program Focus—Quazi Hassan . Earth Observation for Environment – Remote sensing of forest fire danger/risk – Remote sensing of historical land use/land cover analysis in the Greater Athabasca Oil Sands Regions – Spatial database development for meteorological variables Fig. Example Fire danger map for the period 9–16 May 2011 generated over portion of Alberta by combining remote sensing-derived input variables (adopted from Chowdhury & Hassan, 2013. Natural Hazards, DOI: 10.1007/s11069-013-0564-7) Department of Geomatics Engineering 29 Emerging Trends in Remote Sensing . Climate change . Operational systems for addressing real-life issues (“A petrochemical refinery in Grangemouth, Scotland, UK” by John from Wikipedia is licensed under CC BY-SA 3.0; https://en.wikipedia.org/wiki/File:Grangemouth04nov06.jpg) Image courtesy: A. Bircher Department of Geomatics Engineering 30 Training the Engineers of Tomorrow . Topics taught… – Fundamentals of remote sensing – Conceptual