{"id":"https://openalex.org/W3208716347","doi":"https://doi.org/10.1109/tgrs.2021.3123146","title":"Polarimetric GNSS-R Sea Level Monitoring Using I/Q Interference Patterns at Different Antenna Configurations and Carrier Frequencies","display_name":"Polarimetric GNSS-R Sea Level Monitoring Using I/Q Interference Patterns at Different Antenna Configurations and Carrier Frequencies","publication_year":2021,"publication_date":"2021-10-26","ids":{"openalex":"https://openalex.org/W3208716347","doi":"https://doi.org/10.1109/tgrs.2021.3123146","mag":"3208716347"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2021.3123146","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2021.3123146","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hdl.handle.net/11250/2989285","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5087830423","display_name":"Mahmoud Rajabi","orcid":"https://orcid.org/0000-0002-6995-3729"},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":true,"raw_author_name":"Mahmoud Rajabi","raw_affiliation_strings":["Department of Civil and Environmental Engineering, Norwegian University of Science and Technology, Trondheim, Norway"],"affiliations":[{"raw_affiliation_string":"Department of Civil and Environmental Engineering, Norwegian University of Science and Technology, Trondheim, Norway","institution_ids":["https://openalex.org/I204778367"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054534306","display_name":"Mostafa Hoseini","orcid":"https://orcid.org/0000-0002-1284-3422"},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Mostafa Hoseini","raw_affiliation_strings":["Department of Civil and Environmental Engineering, Norwegian University of Science and Technology, Trondheim, Norway"],"affiliations":[{"raw_affiliation_string":"Department of Civil and Environmental Engineering, Norwegian University of Science and Technology, Trondheim, Norway","institution_ids":["https://openalex.org/I204778367"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008141761","display_name":"Hossein Nahavandchi","orcid":"https://orcid.org/0000-0003-0523-5477"},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Hossein Nahavandchi","raw_affiliation_strings":["Department of Civil and Environmental Engineering, Norwegian University of Science and Technology, Trondheim, Norway"],"affiliations":[{"raw_affiliation_string":"Department of Civil and Environmental Engineering, Norwegian University of Science and Technology, Trondheim, Norway","institution_ids":["https://openalex.org/I204778367"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040896620","display_name":"Maximilian Semmling","orcid":"https://orcid.org/0000-0002-5228-8072"},"institutions":[{"id":"https://openalex.org/I2898391981","display_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt e. V. (DLR)","ror":"https://ror.org/04bwf3e34","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2898391981"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Maximilian Semmling","raw_affiliation_strings":["German Aerospace Center DLR, Institute for Solar-Terrestrial Physics, Neustrelitz, Germany"],"affiliations":[{"raw_affiliation_string":"German Aerospace Center DLR, Institute for Solar-Terrestrial Physics, Neustrelitz, Germany","institution_ids":["https://openalex.org/I2898391981"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052551639","display_name":"Markus Ramatschi","orcid":null},"institutions":[{"id":"https://openalex.org/I4210152878","display_name":"GFZ Helmholtz Centre for Geosciences","ror":"https://ror.org/04z8jg394","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I4210152878"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Markus Ramatschi","raw_affiliation_strings":["Department of Geodesy, German Research Centre for Geosciences (GFZ), Potsdam, Germany"],"affiliations":[{"raw_affiliation_string":"Department of Geodesy, German Research Centre for Geosciences (GFZ), Potsdam, Germany","institution_ids":["https://openalex.org/I4210152878"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102886023","display_name":"Mehdi Goli","orcid":"https://orcid.org/0000-0002-2774-0821"},"institutions":[{"id":"https://openalex.org/I176861719","display_name":"University of Shahrood","ror":"https://ror.org/00yqvtm78","country_code":"IR","type":"education","lineage":["https://openalex.org/I176861719"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Mehdi Goli","raw_affiliation_strings":["Faculty of Civil and Architectural Engineering, Shahrood University of Technology, Shahrud, Iran"],"affiliations":[{"raw_affiliation_string":"Faculty of Civil and Architectural Engineering, Shahrood University of Technology, Shahrud, Iran","institution_ids":["https://openalex.org/I176861719"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069893122","display_name":"R\u00fcdiger Haas","orcid":"https://orcid.org/0000-0003-2681-9228"},"institutions":[{"id":"https://openalex.org/I66862912","display_name":"Chalmers University of Technology","ror":"https://ror.org/040wg7k59","country_code":"SE","type":"education","lineage":["https://openalex.org/I66862912"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Rudiger Haas","raw_affiliation_strings":["Department of Space, Earth and Environment, Chalmers University of Technology, Gothenburg, Sweden"],"affiliations":[{"raw_affiliation_string":"Department of Space, Earth and Environment, Chalmers University of Technology, Gothenburg, Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035533740","display_name":"Jens Wickert","orcid":"https://orcid.org/0000-0002-7379-5276"},"institutions":[{"id":"https://openalex.org/I4210152878","display_name":"GFZ Helmholtz Centre for Geosciences","ror":"https://ror.org/04z8jg394","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I4210152878"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Jens Wickert","raw_affiliation_strings":["Department of Geodesy, German Research Centre for Geosciences (GFZ), Potsdam, Germany"],"affiliations":[{"raw_affiliation_string":"Department of Geodesy, German Research Centre for Geosciences (GFZ), Potsdam, Germany","institution_ids":["https://openalex.org/I4210152878"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5087830423"],"corresponding_institution_ids":["https://openalex.org/I204778367"],"apc_list":null,"apc_paid":null,"fwci":0.5484,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.62717259,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"60","issue":null,"first_page":"1","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9973999857902527,"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"}},{"id":"https://openalex.org/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9958999752998352,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/gnss-applications","display_name":"GNSS applications","score":0.776320219039917},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.730994462966919},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.5872825980186462},{"id":"https://openalex.org/keywords/antenna-height-considerations","display_name":"Antenna height considerations","score":0.5638095736503601},{"id":"https://openalex.org/keywords/reflectometry","display_name":"Reflectometry","score":0.5023822784423828},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.47427377104759216},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.4519613981246948},{"id":"https://openalex.org/keywords/polarimetry","display_name":"Polarimetry","score":0.45096638798713684},{"id":"https://openalex.org/keywords/zenith","display_name":"Zenith","score":0.41330695152282715},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.41262170672416687},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.3283737897872925},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.26476621627807617},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2481263279914856},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2344163954257965},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22113165259361267}],"concepts":[{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.776320219039917},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.730994462966919},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.5872825980186462},{"id":"https://openalex.org/C155050386","wikidata":"https://www.wikidata.org/wiki/Q1068623","display_name":"Antenna height considerations","level":3,"score":0.5638095736503601},{"id":"https://openalex.org/C2778925768","wikidata":"https://www.wikidata.org/wiki/Q3454718","display_name":"Reflectometry","level":3,"score":0.5023822784423828},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.47427377104759216},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.4519613981246948},{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.45096638798713684},{"id":"https://openalex.org/C53970728","wikidata":"https://www.wikidata.org/wiki/Q82806","display_name":"Zenith","level":2,"score":0.41330695152282715},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.41262170672416687},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.3283737897872925},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.26476621627807617},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2481263279914856},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2344163954257965},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22113165259361267},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.0},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.1109/tgrs.2021.3123146","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2021.3123146","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:elib.dlr.de:145634","is_oa":false,"landing_page_url":"https://doi.org/10.1109/TGRS.2021.3123146>.","pdf_url":null,"source":{"id":"https://openalex.org/S4377196266","display_name":"elib (German Aerospace Center)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2898391981","host_organization_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt e. V. (DLR)","host_organization_lineage":["https://openalex.org/I2898391981"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"PeerReviewed"},{"id":"pmh:oai:gfzpublic.gfz-potsdam.de:item_5008517","is_oa":false,"landing_page_url":"https://gfzpublic.gfz-potsdam.de/pubman/item/item_5008517","pdf_url":null,"source":{"id":"https://openalex.org/S4306401313","display_name":"Publication Database GFZ (GFZ German Research Centre for Geosciences)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210152878","host_organization_name":"GFZ Helmholtz Centre for Geosciences","host_organization_lineage":["https://openalex.org/I4210152878"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:gfzpublic.gfz.de:item_5008517","is_oa":false,"landing_page_url":"https://gfzpublic.gfz.de/pubman/item/item_5008517","pdf_url":null,"source":{"id":"https://openalex.org/S4306401313","display_name":"Publication Database GFZ (GFZ German Research Centre for Geosciences)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210152878","host_organization_name":"GFZ Helmholtz Centre for Geosciences","host_organization_lineage":["https://openalex.org/I4210152878"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:ntnuopen.ntnu.no:11250/2989285","is_oa":true,"landing_page_url":"https://hdl.handle.net/11250/2989285","pdf_url":null,"source":{"id":"https://openalex.org/S4306401716","display_name":"Duo Research Archive (University of Oslo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184942183","host_organization_name":"University of Oslo","host_organization_lineage":["https://openalex.org/I184942183"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"16","raw_type":"info:eu-repo/semantics/other"},{"id":"pmh:oai:research.chalmers.se:527049","is_oa":false,"landing_page_url":"https://research.chalmers.se/en/publication/527049","pdf_url":null,"source":{"id":"https://openalex.org/S4306402469","display_name":"Chalmers Research (Chalmers University of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I66862912","host_organization_name":"Chalmers University of Technology","host_organization_lineage":["https://openalex.org/I66862912"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":""}],"best_oa_location":{"id":"pmh:oai:ntnuopen.ntnu.no:11250/2989285","is_oa":true,"landing_page_url":"https://hdl.handle.net/11250/2989285","pdf_url":null,"source":{"id":"https://openalex.org/S4306401716","display_name":"Duo Research Archive (University of Oslo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184942183","host_organization_name":"University of Oslo","host_organization_lineage":["https://openalex.org/I184942183"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"16","raw_type":"info:eu-repo/semantics/other"},"sustainable_development_goals":[{"display_name":"Life below water","id":"https://metadata.un.org/sdg/14","score":0.7599999904632568}],"awards":[],"funders":[{"id":"https://openalex.org/F4320311040","display_name":"Norges Teknisk-Naturvitenskapelige Universitet","ror":"https://ror.org/05xg72x27"},{"id":"https://openalex.org/F4320335584","display_name":"Helmholtz-Zentrum Potsdam - Deutsches GeoForschungsZentrum GFZ","ror":"https://ror.org/04z8jg394"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W634652125","https://openalex.org/W1860649799","https://openalex.org/W1954990778","https://openalex.org/W1974618482","https://openalex.org/W1986316936","https://openalex.org/W1996689350","https://openalex.org/W2004484929","https://openalex.org/W2037326543","https://openalex.org/W2071059930","https://openalex.org/W2104968029","https://openalex.org/W2106518823","https://openalex.org/W2113454568","https://openalex.org/W2115283904","https://openalex.org/W2128899743","https://openalex.org/W2137995611","https://openalex.org/W2153722883","https://openalex.org/W2179651300","https://openalex.org/W2243287971","https://openalex.org/W2341891498","https://openalex.org/W2491625194","https://openalex.org/W2498685238","https://openalex.org/W2544081222","https://openalex.org/W2560477285","https://openalex.org/W2727874228","https://openalex.org/W2775738399","https://openalex.org/W2895710061","https://openalex.org/W2971357732","https://openalex.org/W3004622261","https://openalex.org/W3012559747","https://openalex.org/W3037177139","https://openalex.org/W3042320043","https://openalex.org/W3043087949","https://openalex.org/W3045191283","https://openalex.org/W3080911355","https://openalex.org/W3096312516","https://openalex.org/W3160745657","https://openalex.org/W6779466608"],"related_works":["https://openalex.org/W4245506192","https://openalex.org/W4214858775","https://openalex.org/W4213257559","https://openalex.org/W3164353934","https://openalex.org/W3195540759","https://openalex.org/W4212897025","https://openalex.org/W4388835555","https://openalex.org/W4308585596","https://openalex.org/W4319792483","https://openalex.org/W4309501763"],"abstract_inverted_index":{"Coastal":[0],"sea":[1,35,95,223],"level":[2],"variation":[3],"as":[4],"an":[5],"indicator":[6],"of":[7,42,58,79,116,122,140,163,240],"climate":[8],"change":[9],"is":[10,29,71],"extremely":[11],"important":[12],"due":[13,134],"to":[14,93,135,150,155,183,205],"its":[15],"large":[16],"socioeconomic":[17],"and":[18,45,81,110,142,152,158,166,186,234,243,250],"environmental":[19],"impacts.":[20],"The":[21,98,138,161,193],"ground-based":[22,59],"global":[23,105],"navigation":[24],"satellite":[25],"system":[26,107],"(GNSS)-reflectometry":[27],"(GNSS-R)":[28],"becoming":[30],"a":[31,67,210],"reliable":[32],"alternative":[33],"for":[34,245],"surface":[36,96,224],"altimetry.":[37],"We":[38],"investigate":[39],"the":[40,62,77,87,102,119,123,127,147,156,179,213,238],"impact":[41],"antenna":[43,164,177],"polarization":[44,167,175,190],"orientation":[46,165],"on":[47,209],"GNSS-R":[48,221],"altimetric":[49],"performance":[50,121,133,181],"at":[51,61],"different":[52,198],"carrier":[53],"frequencies.":[54],"A":[55,171],"one-year":[56],"dataset":[57],"observations":[60,103,144,230],"Onsala":[63],"Space":[64],"Observatory":[65],"using":[66,86,197],"dedicated":[68],"reflectometry":[69],"receiver":[70],"used.":[72],"Interferometric":[73],"patterns":[74],"produced":[75],"by":[76],"superposition":[78],"direct":[80],"reflected":[82],"signals":[83],"are":[84,168,195,231],"analyzed":[85],"least-squares":[88],"harmonic":[89],"estimation":[90],"(LS-HE)":[91],"method":[92],"retrieve":[94],"height.":[97],"results":[99,194],"suggest":[100],"that":[101],"from":[104,126,202],"positioning":[106],"(GPS)":[108],"L1":[109,129,141,157],"L2":[111,143,159],"frequencies":[112],"provide":[113],"similar":[114],"levels":[115],"accuracy.":[117],"However,":[118],"overall":[120],"height":[124],"products":[125],"GPS":[128],"shows":[130,178],"slightly":[131],"better":[132],"more":[136],"observations.":[137],"combination":[139],"(L12)":[145],"improves":[146],"accuracy":[148],"up":[149],"25%":[151],"40%":[153],"compared":[154,182],"heights.":[160],"impacts":[162],"also":[169],"evaluated.":[170],"sea-looking":[172,187],"left-handed":[173],"circular":[174,189],"(LHCP)":[176],"best":[180],"both":[184],"zenith-":[185],"right-handed":[188],"(RHCP)":[191],"antennas.":[192],"presented":[196],"averaging":[199],"windows":[200],"ranging":[201],"15":[203],"min":[204],"6":[206],"h.":[207],"Based":[208],"6-h":[211],"window,":[212],"yearly":[214],"root":[215],"mean":[216],"squared":[217],"errors":[218],"(RMSEs)":[219],"between":[220],"L12":[222],"heights":[225],"with":[226,237],"collocated":[227],"tide":[228],"gauge":[229],"2.4,":[232],"3.1,":[233],"4.1":[235],"cm":[236],"correlation":[239],"0.990,":[241],"0.982,":[242],"0.969":[244],"LHCP":[246],"sea-looking,":[247,249],"RHCP":[248,251],"up-looking":[252],"antennas,":[253],"respectively.":[254]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":2}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
