{"id":"https://openalex.org/W2112224479","doi":"https://doi.org/10.1109/igarss.2002.1026605","title":"Determination of the rheology of Arctic glaciers using multi-temporal ERS1/2 SAR interferograms combined in a least squares adjustment","display_name":"Determination of the rheology of Arctic glaciers using multi-temporal ERS1/2 SAR interferograms combined in a least squares adjustment","publication_year":2003,"publication_date":"2003-10-01","ids":{"openalex":"https://openalex.org/W2112224479","doi":"https://doi.org/10.1109/igarss.2002.1026605","mag":"2112224479"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2002.1026605","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2002.1026605","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5023655379","display_name":"Franz J. Meyer","orcid":"https://orcid.org/0000-0002-2491-526X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"F. Meyer","raw_affiliation_strings":["Photogrammetry and Remote Sensing, Munich, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photogrammetry and Remote Sensing, Munich, Germany","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081055268","display_name":"Olaf Hellwich","orcid":"https://orcid.org/0000-0002-2871-9266"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"O. Hellwich","raw_affiliation_strings":["Photogrammetry and Cartography TU Berlin, Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photogrammetry and Cartography TU Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.1240386,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"2543","last_page":"2545"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11459","display_name":"Arctic and Antarctic ice dynamics","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/glacier","display_name":"Glacier","score":0.8357238173484802},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.6791437864303589},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.6464096307754517},{"id":"https://openalex.org/keywords/displacement","display_name":"Displacement (psychology)","score":0.5641074180603027},{"id":"https://openalex.org/keywords/arctic","display_name":"Arctic","score":0.551724910736084},{"id":"https://openalex.org/keywords/rheology","display_name":"Rheology","score":0.47966694831848145},{"id":"https://openalex.org/keywords/interferometry","display_name":"Interferometry","score":0.4525144398212433},{"id":"https://openalex.org/keywords/least-squares-function-approximation","display_name":"Least-squares function approximation","score":0.45195406675338745},{"id":"https://openalex.org/keywords/flow","display_name":"Flow (mathematics)","score":0.44638559222221375},{"id":"https://openalex.org/keywords/geomorphology","display_name":"Geomorphology","score":0.4045761525630951},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.39736074209213257},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2721269130706787},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2084900438785553},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.1921740174293518},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1773853600025177},{"id":"https://openalex.org/keywords/oceanography","display_name":"Oceanography","score":0.09725981950759888},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.07286804914474487}],"concepts":[{"id":"https://openalex.org/C100834320","wikidata":"https://www.wikidata.org/wiki/Q35666","display_name":"Glacier","level":2,"score":0.8357238173484802},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.6791437864303589},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.6464096307754517},{"id":"https://openalex.org/C107551265","wikidata":"https://www.wikidata.org/wiki/Q1458245","display_name":"Displacement (psychology)","level":2,"score":0.5641074180603027},{"id":"https://openalex.org/C518008717","wikidata":"https://www.wikidata.org/wiki/Q25322","display_name":"Arctic","level":2,"score":0.551724910736084},{"id":"https://openalex.org/C200990466","wikidata":"https://www.wikidata.org/wiki/Q271707","display_name":"Rheology","level":2,"score":0.47966694831848145},{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.4525144398212433},{"id":"https://openalex.org/C9936470","wikidata":"https://www.wikidata.org/wiki/Q6510405","display_name":"Least-squares function approximation","level":3,"score":0.45195406675338745},{"id":"https://openalex.org/C38349280","wikidata":"https://www.wikidata.org/wiki/Q1434290","display_name":"Flow (mathematics)","level":2,"score":0.44638559222221375},{"id":"https://openalex.org/C114793014","wikidata":"https://www.wikidata.org/wiki/Q52109","display_name":"Geomorphology","level":1,"score":0.4045761525630951},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.39736074209213257},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2721269130706787},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2084900438785553},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.1921740174293518},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1773853600025177},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.09725981950759888},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.07286804914474487},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2002.1026605","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2002.1026605","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","score":0.6100000143051147,"display_name":"Life below water"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W217902876","https://openalex.org/W1484947071","https://openalex.org/W1550219794","https://openalex.org/W2152403125","https://openalex.org/W2213518685","https://openalex.org/W6628852142","https://openalex.org/W6632973812"],"related_works":["https://openalex.org/W2526593459","https://openalex.org/W1557191926","https://openalex.org/W598873192","https://openalex.org/W1988809445","https://openalex.org/W2112026144","https://openalex.org/W2099075038","https://openalex.org/W2045753504","https://openalex.org/W2094867614","https://openalex.org/W2954133528","https://openalex.org/W4324137071"],"abstract_inverted_index":{"We":[0],"propose":[1],"a":[2,42,48,60],"general":[3],"method":[4,20],"to":[5,71],"separate":[6],"topography-":[7,76],"and":[8,77,81],"displacement-related":[9,78],"phase":[10,79],"components":[11,80],"in":[12,41],"repeat-pass":[13],"interferograms":[14],"based":[15,46],"on":[16,47,65,82],"adjustment":[17,45,53],"theory.":[18],"The":[19],"is":[21,57],"exemplarily":[22],"demonstrated":[23],"for":[24],"the":[25,52,66,73,83,90],"analysis":[26],"of":[27,29,75,93],"rheology":[28],"Arctic":[30],"glaciers.":[31,95],"More":[32],"than":[33],"two":[34],"multitemporal":[35],"interferometric":[36],"data":[37],"sets":[38],"are":[39],"combined":[40],"least":[43],"squares":[44],"Gauss-Markov":[49],"model.":[50],"Within":[51],"algorithm":[54],"glacier":[55],"flow":[56,91],"modeled":[58],"by":[59],"polynomial":[61],"function.":[62],"This":[63],"technique":[64],"one":[67],"hand":[68,85],"allows":[69],"us":[70],"improve":[72],"separation":[74],"other":[84],"provides":[86],"glaciological":[87],"information":[88],"about":[89],"characteristics":[92],"observed":[94]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
