ARCTICDEM. 2m Topography and Surface Change Detection over the Arctic CLAIRE PORTER POLAR GEOSPATIAL CENTER BLUE WATERS SYMPOSIUM 2018
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1 ARCTICDEM 2m Topography and Surface Change Detection over the Arctic CLAIRE PORTER POLAR GEOSPATIAL CENTER Source: Polar Geospatial Center
2 COMPONENTS 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
3 COMPONENTS ArcticDEM COMPONENTS 1. Stereoscopic high-resolution imagery coverage 2. Scalable terrain extraction algorithm 3. Ridiculous compute resources 4. (Post-processing tools)
4 COMPONENTS STEREOSCOPIC IMAGERY IMAGE MATCHING 1. Iterative image matching, pyramid-based approach 2. Mass point calculation 3. Filtering and interpolation
5 COMPONENTS STEREOSCOPIC IMAGERY IMAGE MATCHING
6 COMPONENTS STEREOSCOPIC IMAGERY IMAGE MATCHING?
7 DIGITALGLOBE CONSTELLATION WorldView-2 GeoEye QuickBird IKONOS WorldView-3 WorldView-1
8 ARCTIC STEREO IMAGERY COLLECTIONS COMPONENTS
9 COMPONENTS WHY BLUE WATERS? COMPUTE/STORAGE REQUIREMENTS Total Source Strips 152,719 Total Image Overlaps 1,450,830 Node Hours 18,860,796 Source Imagery 659 terrabytes
10 COMPONENTS WHY BLUE WATERS? = NEW UNIT: U.S. LOWER 48 PER WEEKEND
11 RESULTS ArcticDEM RESULTS ArcticDEM Archive Total Strip DEMs 136,978 Total Mosaic Tiles 2,482 Data Volume 420 terrabytes Geographic Coverage 165 million km 2
12 RESULTS ARCTICDEM COVERAGE STRIPS MAY 2017 JUNE 2018
13 RESULTS ARCTICDEM COVERAGE MOSAICS MAY 2017 JUNE 2018
14 WESTFJORDS, ICELAND RESULTS
15 WESTFJORDS, ICELAND (ARCTICDEM) RESULTS
16 SKJALDBREIÐUR VOLCANO, ICELAND RESULTS
17 SKJALDBREIÐUR VOLCANO, ICELAND (ARCTICDEM) RESULTS
18 REYKJAVIK, ICELAND RESULTS
19 REYKJAVIK, ICELAND (ARCTICDEM) RESULTS
20 MOUNT OKMOK, ALEUTIAN ISLANDS, ALASKA RESULTS
21 RESULTS MOUNT OKMOK, ALEUTIAN ISLANDS, ALASKA (ARCTICDEM)
22 SAINT LAWRENCE ISLAND, ALASKA RESULTS
23 SAINT LAWRENCE ISLAND, ALASKA (ARCTICDEM) RESULTS
24 APPLICATIONS ArcticDEM APPLICATIONS
25 APPLICATIONS METHANE CRATERS
26 APPLICATIONS METHANE CRATERS
27 APPLICATIONS GLACIER COLLAPSE MARCH 2013
28 APPLICATIONS GLACIER COLLAPSE MARCH 2014
29 APPLICATIONS GLACIER COLLAPSE MARCH 2015
30 APPLICATIONS GLACIER COLLAPSE MARCH 2016 Mass Loss Pre km 3 /yr km 3 /yr
31 APPLICATIONS GLACIER COLLAPSE
32 APPLICATIONS TSUNAMI IMPACT Nuugaatsiaq Little Peak, Greenland N, W
33 APPLICATIONS TSUNAMI IMPACT Nuugaatsiaq
34 APPLICATIONS TSUNAMI IMPACT 15 June 2017
35 APPLICATIONS TSUNAMI IMPACT 26 June 2017
36 APPLICATIONS TSUNAMI IMPACT
37 APPLICATIONS TSUNAMI IMPACT
38 APPLICATIONS ArcticDEM PUBLICATIONS ArcticDEM Team Publications (3) Dai, C., & Howat, I. M. (2018). Detection of Saturation in High-Resolution Pushbroom Satellite Imagery. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 11(5), 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, doi: /j.isprsjprs 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, doi: /j.isprsjprs 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: /rs 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), doi: /2017gl 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), doi: /rs 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), doi: /2018gl Dai, C., & Howat, I. M. (2017). Measuring Lava Flows With ArcticDEM: Application to the Eruption of Tolbachik, Kamchatka. Geophysical Research Letters, 44, 12,133-12,140. doi: /2017gl 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), doi: /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), doi: /s 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 by forcing prescribed terminus positions in ISSM. The Cryosphere, 12(4), doi: /tc 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: /rs 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, doi: /j.quascirev 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: /s 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: /rs 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), doi: /rs 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: /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: /2017jf 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: /rs 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, doi: /j.rse
39 ArcticDEM TEAM POLAR GEOSPATIAL CENTER OHIO STATE UNIVERSITY Paul Morin Principal Investigator Claire Porter Project Manager Ian Howat Workflow Developer Myong-Jong Noh Algorithm Development Erik Husby QC and Production Steve Foga Production Karen Tomko Software Engineer Judith Gardner Software Engineer COLLABORATORS Michael Willis University of Colorado - Boulder Andy Johnson National Geospatial- Intelligence Agency
40 claire porter
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