ARCTICDEM - Blue Waters · POLAR GEOSPATIAL CENTER. Source: Polar Geospatial Center. PROJECT GOAL....
Transcript of ARCTICDEM - Blue Waters · POLAR GEOSPATIAL CENTER. Source: Polar Geospatial Center. PROJECT GOAL....
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BLUE WATERS SYMPOSIUM 2018
ARCTICDEM2m Topography and Surface
Change Detection over the ArcticCLAIRE PORTER
POLAR GEOSPATIAL CENTER
Source: Polar Geospatial Center
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PROJECT GOAL
Produce a 2m posting publicly available elevation model of the Arctic
during the US Chairmanship of the Arctic Council using DigitalGlobe stereo
imagery licensed by the National Geospatial-Intelligence Agency
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ArcticDEMCOMPONENTS
1. Stereoscopic high-resolution imagery coverage
2. Scalable terrain extraction algorithm
3. Ridiculous compute resources
4. (Post-processing tools)
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STEREOSCOPIC IMAGERY
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1. Iterative image matching, pyramid-based approach
2. Mass point calculation3. Filtering and interpolation
IMAGE MATCHING
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STEREOSCOPIC IMAGERY
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IMAGE MATCHING
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STEREOSCOPIC IMAGERY
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IMAGE MATCHING
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DIGITALGLOBE CONSTELLATION
WorldView-2GeoEye QuickBird
IKONOS
WorldView-3 WorldView-1
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ARCTIC STEREO IMAGERY COLLECTIONS
2014 2018
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WHY BLUE WATERS?
COMPUTE/STORAGEREQUIREMENTS
Total Source Strips 152,719
Total Image Overlaps 1,450,830
Node Hours 18,860,796
Source Imagery 659 terrabytes
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WHY BLUE WATERS?
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NEW UNIT: U.S. LOWER 48 PER WEEKEND
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ArcticDEM
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RESULTS
ArcticDEM Archive
Total Strip DEMs 136,978
Total Mosaic Tiles 2,482
Data Volume 420 terrabytes
Geographic Coverage 165 million km2
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RES
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ARCTICDEM COVERAGE
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STRIPSMAY 2017 JUNE 2018
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RES
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ARCTICDEM COVERAGE
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MOSAICSMAY 2017 JUNE 2018
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WESTFJORDS, ICELAND
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WESTFJORDS, ICELAND (ARCTICDEM)
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SKJALDBREIÐUR VOLCANO, ICELAND
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SKJALDBREIÐUR VOLCANO, ICELAND (ARCTICDEM)
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REYKJAVIK, ICELAND
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REYKJAVIK, ICELAND (ARCTICDEM)
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MOUNT OKMOK, ALEUTIAN ISLANDS, ALASKA
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MOUNT OKMOK, ALEUTIAN ISLANDS, ALASKA (ARCTICDEM)
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BLUE WATERS SYMPOSIUM 2018
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SAINT LAWRENCE ISLAND, ALASKA
RES
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SAINT LAWRENCE ISLAND, ALASKA (ARCTICDEM)
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ArcticDEM
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APPL
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APPLICATIONS
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METHANE CRATERS
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METHANE CRATERS
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GLACIER COLLAPSE
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MARCH 2013
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GLACIER COLLAPSE
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MARCH 2014
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GLACIER COLLAPSE
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MARCH 2015
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GLACIER COLLAPSE
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MARCH 2016
Mass Loss
Pre-2012 -0.04 km3/yr
2015-2016 -4.48 km3/yr
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GLACIER COLLAPSE
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BLUE WATERS SYMPOSIUM 2018
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Nuugaatsiaq “Little Peak”, Greenland71° 32′ N, 53° 12′ W
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BLUE WATERS SYMPOSIUM 2018
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Nuugaatsiaq
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TSUNAMI IMPACT
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15 June 2017
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TSUNAMI IMPACT
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26 June 2017
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TSUNAMI IMPACT
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TSUNAMI IMPACT
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ArcticDEM
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PUBLICATIONS
ArcticDEM Team Publications (3)
Dai, C., & Howat, I. M. (2018). Detection of Saturation in High-Resolution PushbroomSatellite Imagery. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 11(5), 1684–1693.
Noh, M.-J., & Howat, I. M. (2017). The Surface Extraction from TIN based Search-space Minimization (SETSM) algorithm. ISPRS Journal of Photogrammetry and Remote Sensing, 129, 55–76. doi:10.1016/j.isprsjprs.2017.04.019
Noh, M.-J., & Howat, I. M. (2018). Automatic relative RPC image model bias compensation through hierarchical image matching for improving DEM quality. ISPRS Journal of Photogrammetry and Remote Sensing, 136, 120–133. doi:10.1016/j.isprsjprs.2017.12.008
Publications using ArcticDEM (17)
Antonova, S., Sudhaus, H., Strozzi, T., Zwieback, S., Kääb, A., Heim, B., Langer, M., Bornemann, N., & Boike, J. (2018). Thaw Subsidence of a Yedoma Landscape in Northern Siberia, Measured In Situ and Estimated from TerraSAR-X Interferometry. Remote Sensing, 10(4), 494. doi:10.3390/rs10040494
Armstrong, W. H., Anderson, R. S., & Fahnestock, M. A. (2017). Spatial Patterns of Summer Speedup on South Central Alaska Glaciers. Geophysical Research Letters, 44(18), 9379–9388. doi:10.1002/2017GL074370
Banks, S., Millard, K., Behnamian, A., White, L., Ullmann, T., Charbonneau, F., Chen, Z., Wang, H., Pasher, J., & Duffe, J. (2017). Contributions of Actual and Simulated Satellite SAR Data for Substrate Type Differentiation and Shoreline Mapping in the Canadian Arctic. Remote Sensing, 9(12), 1206. doi:10.3390/rs9121206
Dai, C., Durand, M., Howat, I. M., Altenau, E. H., & Pavelsky, T. M. (2018). Estimating River Surface Elevation From ArcticDEM. Geophysical Research Letters, 45(7), 3107–3114. doi:10.1002/2018GL077379
Dai, C., & Howat, I. M. (2017). Measuring Lava Flows With ArcticDEM: Application to the 2012-2013 Eruption of Tolbachik, Kamchatka. Geophysical Research Letters, 44, 12,133-12,140. doi:10.1002/2017GL075920
Felikson, D., Bartholomaus, T. C., Catania, G. A., Korsgaard, N. J., Kjær, K. H., Morlighem, M., Noël, B., van den Broeke, M., Stearns, L. A., Shroyer, E. L., Sutherland, D. A., & Nash, J. D. (2017). Inland thinning on the Greenland ice sheet controlled by outlet glacier geometry. Nature Geoscience, 10(5), 366–369. doi:10.1038/ngeo2934
Gauthier, D., Anderson, S. A., Fritz, H. M., & Giachetti, T. (2018). Karrat Fjord (Greenland) tsunamigenic landslide of 17 June 2017: initial 3D observations. Landslides, 15(2), 327–332. doi:10.1007/s10346-017-0926-4
Haubner, K., Box, J. E., Schlegel, N. J., Larour, E. Y., Morlighem, M., Solgaard, A. M., Kjeldsen, K. K., Larsen, S. H., Rignot, E., Dupont, T. K., & Kjær, K. H. (2018). Simulating ice thickness and velocity evolution of Upernavik Isstrøm 1849–2012 by forcing prescribed terminus positions in ISSM. The Cryosphere, 12(4), 1511–1522. doi:10.5194/tc-12-1511-2018
Latifovic, R., Pouliot, D., & Campbell, J. (2018). Assessment of Convolution Neural Networks for Surficial Geology Mapping in the South Rae Geological Region, Northwest Territories, Canada. Remote Sensing, 10(2), 307. doi:10.3390/rs10020307
Lesnek, A. J., & Briner, J. P. (2018). Response of a land-terminating sector of the western Greenland Ice Sheet to early Holocene climate change: Evidence from 10 Be dating in the Søndre Isortoq region. Quaternary Science Reviews, 180, 145–156. doi:10.1016/j.quascirev.2017.11.028
Marcucci, E. C., Hamilton, C. W., & Herrick, R. R. (2017). Remote sensing evidence of lava–ground ice interactions associated with the Lost Jim Lava Flow, Seward Peninsula, Alaska. Bulletin of Volcanology, 79(12), 89. doi:10.1007/s00445-017-1176-y
Payne, C., Panda, S., & Prakash, A. (2018). Remote Sensing of River Erosion on the Colville River, North Slope Alaska. Remote Sensing, 10(3), 397. doi:10.3390/rs10030397
Rastner, P., Strozzi, T., & Paul, F. (2017). Fusion of Multi-Source Satellite Data and DEMs to Create a New Glacier Inventory for Novaya Zemlya. Remote Sensing, 9(11), 1122. doi:10.3390/rs9111122
Rutishauser, A., Blankenship, D. D., Sharp, M., Skidmore, M. L., Greenbaum, J. S., Grima, C., Schroeder, D. M., Dowdeswell, J. A., & Young, D. A. (2018). Discovery of a hypersaline subglacial lake complex beneath Devon Ice Cap, Canadian Arctic. Science Advances, 4(4). doi:10.1126/sciadv.aar4353
Sevestre, H., Benn, D. I., Luckman, A., Nuth, C., Kohler, J., Lindbäck, K., & Pettersson, R. (2018). Tidewater glacier surges initiated at the terminus. Journal of Geophysical Research: Earth Surface. doi:10.1029/2017JF004358
Whitley, M., Frost, G., Jorgenson, M., Macander, M., Maio, C., & Winder, S. (2018). Assessment of LiDAR and Spectral Techniques for High-Resolution Mapping of Sporadic Permafrost on the Yukon-Kuskokwim Delta, Alaska. Remote Sensing, 10(2), 258. doi:10.3390/rs10020258
Zheng, W., Pritchard, M. E., Willis, M. J., Tepes, P., Gourmelen, N., Benham, T. J., & Dowdeswell, J. A. (2018). Accelerating glacier mass loss on Franz Josef Land, Russian Arctic. Remote Sensing of Environment, 211, 357–375. doi:10.1016/j.rse.2018.04.004
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ArcticDEM
BLUE WATERS SYMPOSIUM 2018
TEAM
POLAR GEOSPATIAL CENTER
Paul MorinPrincipal Investigator
Claire PorterProject Manager
OHIO STATE UNIVERSITY
Ian HowatWorkflow Developer
Myong-Jong NohAlgorithm Development
COLLABORATORS
Michael WillisUniversity of Colorado - Boulder
Andy JohnsonNational Geospatial-Intelligence Agency
Erik HusbyQC and Production
Steve FogaProduction
Karen TomkoSoftware Engineer
Judith GardnerSoftware Engineer