Ice bed topography mapping using InSAR and tomographic processes

Chris Allen, William Blake, Carl Leuschen, John Paden, Prasad Gogineni, Dorthe Dahl-Jensen, Ayyangar Harish

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

Three-dimensional topographic maps of the bed 2.5-km beneath the Greenland ice sheet in a 10-km x 10-km region centered on the NEEM drill site (77.45°N 51.06°W) are produced using different processes - interpolation, interferometry, and tomography. Descriptions of the data collection and processing are followed by the terrain maps which are compared. Effects of basal slope and roughness on basal backscattering were modeled in an attempt to highlight the contribution of bed wetness variations in basal SAR intensity maps.

Original languageEnglish
Title of host publicationRadarCon'11 - In the Eye of the Storm
Subtitle of host publication2011 IEEE Radar Conference
Pages793-797
Number of pages5
DOIs
StatePublished - 2011
Externally publishedYes
Event2011 IEEE Radar Conference: In the Eye of the Storm, RadarCon'11 - Kansas City, MO, United States
Duration: May 23 2011May 27 2011

Publication series

NameIEEE National Radar Conference - Proceedings
ISSN (Print)1097-5659

Conference

Conference2011 IEEE Radar Conference: In the Eye of the Storm, RadarCon'11
Country/TerritoryUnited States
CityKansas City, MO
Period05/23/1105/27/11

Keywords

  • InSAR
  • VHF-band
  • depth sounding
  • multi-channel
  • tomography

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