{"id":"https://openalex.org/W2920369804","doi":"https://doi.org/10.3390/rs11050505","title":"Is Accurate Synoptic Altimetry Achievable by Means of Interferometric GNSS-R?","display_name":"Is Accurate Synoptic Altimetry Achievable by Means of Interferometric GNSS-R?","publication_year":2019,"publication_date":"2019-03-02","ids":{"openalex":"https://openalex.org/W2920369804","doi":"https://doi.org/10.3390/rs11050505","mag":"2920369804"},"language":"en","primary_location":{"is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11050505","pdf_url":"https://www.mdpi.com/2072-4292/11/5/505/pdf?version=1551492533","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_indexed_in_scopus":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true},"type":"article","type_crossref":"journal-article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/11/5/505/pdf?version=1551492533","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5075051521","display_name":"Fran Fabra","orcid":"https://orcid.org/0000-0001-8100-1520"},"institutions":[{"id":"https://openalex.org/I132487946","display_name":"Institute of Space Sciences","ror":"https://ror.org/01vbgty78","country_code":"ES","type":"facility","lineage":["https://openalex.org/I132487946","https://openalex.org/I134820265"]},{"id":"https://openalex.org/I4210092024","display_name":"Institut d'Estudis Espacials de Catalunya","ror":"https://ror.org/00k6njn28","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210092024","https://openalex.org/I4387153040"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Fran Fabra","raw_affiliation_strings":["Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","institution_ids":["https://openalex.org/I132487946"]},{"raw_affiliation_string":"Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain","institution_ids":["https://openalex.org/I4210092024"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017352067","display_name":"Estel Cardellach","orcid":"https://orcid.org/0000-0001-8908-0972"},"institutions":[{"id":"https://openalex.org/I132487946","display_name":"Institute of Space Sciences","ror":"https://ror.org/01vbgty78","country_code":"ES","type":"facility","lineage":["https://openalex.org/I132487946","https://openalex.org/I134820265"]},{"id":"https://openalex.org/I4210092024","display_name":"Institut d'Estudis Espacials de Catalunya","ror":"https://ror.org/00k6njn28","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210092024","https://openalex.org/I4387153040"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Estel Cardellach","raw_affiliation_strings":["Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","institution_ids":["https://openalex.org/I132487946"]},{"raw_affiliation_string":"Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain","institution_ids":["https://openalex.org/I4210092024"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001129795","display_name":"Serni Rib\u00f3","orcid":"https://orcid.org/0000-0002-9173-8355"},"institutions":[{"id":"https://openalex.org/I132487946","display_name":"Institute of Space Sciences","ror":"https://ror.org/01vbgty78","country_code":"ES","type":"facility","lineage":["https://openalex.org/I132487946","https://openalex.org/I134820265"]},{"id":"https://openalex.org/I4210092024","display_name":"Institut d'Estudis Espacials de Catalunya","ror":"https://ror.org/00k6njn28","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210092024","https://openalex.org/I4387153040"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Serni Rib\u00f3","raw_affiliation_strings":["Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","institution_ids":["https://openalex.org/I132487946"]},{"raw_affiliation_string":"Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain","institution_ids":["https://openalex.org/I4210092024"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100681440","display_name":"Weiqiang Li","orcid":"https://orcid.org/0000-0002-6215-7607"},"institutions":[{"id":"https://openalex.org/I132487946","display_name":"Institute of Space Sciences","ror":"https://ror.org/01vbgty78","country_code":"ES","type":"facility","lineage":["https://openalex.org/I132487946","https://openalex.org/I134820265"]},{"id":"https://openalex.org/I4210092024","display_name":"Institut d'Estudis Espacials de Catalunya","ror":"https://ror.org/00k6njn28","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210092024","https://openalex.org/I4387153040"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Weiqiang Li","raw_affiliation_strings":["Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","institution_ids":["https://openalex.org/I132487946"]},{"raw_affiliation_string":"Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain","institution_ids":["https://openalex.org/I4210092024"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027780654","display_name":"A. Rius","orcid":"https://orcid.org/0000-0002-5947-2649"},"institutions":[{"id":"https://openalex.org/I132487946","display_name":"Institute of Space Sciences","ror":"https://ror.org/01vbgty78","country_code":"ES","type":"facility","lineage":["https://openalex.org/I132487946","https://openalex.org/I134820265"]},{"id":"https://openalex.org/I4210092024","display_name":"Institut d'Estudis Espacials de Catalunya","ror":"https://ror.org/00k6njn28","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210092024","https://openalex.org/I4387153040"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Antonio Rius","raw_affiliation_strings":["Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","institution_ids":["https://openalex.org/I132487946"]},{"raw_affiliation_string":"Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain","institution_ids":["https://openalex.org/I4210092024"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006752608","display_name":"Juan Carlos Arco-Fern\u00e1ndez","orcid":null},"institutions":[{"id":"https://openalex.org/I132487946","display_name":"Institute of Space Sciences","ror":"https://ror.org/01vbgty78","country_code":"ES","type":"facility","lineage":["https://openalex.org/I132487946","https://openalex.org/I134820265"]},{"id":"https://openalex.org/I4210092024","display_name":"Institut d'Estudis Espacials de Catalunya","ror":"https://ror.org/00k6njn28","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210092024","https://openalex.org/I4387153040"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Juan Carlos Arco-Fern\u00e1ndez","raw_affiliation_strings":["Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","institution_ids":["https://openalex.org/I132487946"]},{"raw_affiliation_string":"Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain","institution_ids":["https://openalex.org/I4210092024"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037140463","display_name":"O. Nogu\u00e9s\u2010Correig","orcid":null},"institutions":[{"id":"https://openalex.org/I132487946","display_name":"Institute of Space Sciences","ror":"https://ror.org/01vbgty78","country_code":"ES","type":"facility","lineage":["https://openalex.org/I132487946","https://openalex.org/I134820265"]},{"id":"https://openalex.org/I4210092024","display_name":"Institut d'Estudis Espacials de Catalunya","ror":"https://ror.org/00k6njn28","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210092024","https://openalex.org/I4387153040"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Oleguer Nogu\u00e9s-Correig","raw_affiliation_strings":["Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Earth Observation Research Group, Institute of Space Sciences (ICE, CSIC), 08193 Barcelona, Spain","institution_ids":["https://openalex.org/I132487946"]},{"raw_affiliation_string":"Institut d'Estudis Espacials de Catalunya (IEEC), 08034 Barcelona, Spain","institution_ids":["https://openalex.org/I4210092024"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069103777","display_name":"Jaan Praks","orcid":"https://orcid.org/0000-0001-7466-3569"},"institutions":[{"id":"https://openalex.org/I9927081","display_name":"Aalto University","ror":"https://ror.org/020hwjq30","country_code":"FI","type":"funder","lineage":["https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Jaan Praks","raw_affiliation_strings":["Department of Electronics and Nanoengineering, Aalto University, 02150 Espoo, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Electronics and Nanoengineering, Aalto University, 02150 Espoo, Finland","institution_ids":["https://openalex.org/I9927081"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020922559","display_name":"Erkka Rouhe","orcid":null},"institutions":[{"id":"https://openalex.org/I9927081","display_name":"Aalto University","ror":"https://ror.org/020hwjq30","country_code":"FI","type":"funder","lineage":["https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Erkka Rouhe","raw_affiliation_strings":["Department of Electronics and Nanoengineering, Aalto University, 02150 Espoo, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Electronics and Nanoengineering, Aalto University, 02150 Espoo, Finland","institution_ids":["https://openalex.org/I9927081"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080794289","display_name":"Jaakko Sepp\u00e4nen","orcid":"https://orcid.org/0000-0001-8414-7365"},"institutions":[{"id":"https://openalex.org/I9927081","display_name":"Aalto University","ror":"https://ror.org/020hwjq30","country_code":"FI","type":"funder","lineage":["https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Jaakko Sepp\u00e4nen","raw_affiliation_strings":["Department of Electronics and Nanoengineering, Aalto University, 02150 Espoo, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Electronics and Nanoengineering, Aalto University, 02150 Espoo, Finland","institution_ids":["https://openalex.org/I9927081"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061252892","display_name":"Manuel Mart\u00edn\u2010Neira","orcid":"https://orcid.org/0000-0001-7626-7033"},"institutions":[{"id":"https://openalex.org/I44377176","display_name":"European Space Research and Technology Centre","ror":"https://ror.org/03h3jqn23","country_code":"NL","type":"government","lineage":["https://openalex.org/I2801994115","https://openalex.org/I44377176"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Manuel Mart\u00edn-Neira","raw_affiliation_strings":["European Space Research and Technology Centre, European Space Agency, 2200 AG Noordwijk, The Netherlands"],"affiliations":[{"raw_affiliation_string":"European Space Research and Technology Centre, European Space Agency, 2200 AG Noordwijk, The Netherlands","institution_ids":["https://openalex.org/I44377176"]}]}],"institution_assertions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5075051521"],"corresponding_institution_ids":["https://openalex.org/I132487946","https://openalex.org/I4210092024"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":1.073,"has_fulltext":true,"fulltext_origin":"pdf","cited_by_count":12,"citation_normalized_percentile":{"value":0.678247,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":88},"biblio":{"volume":"11","issue":"5","first_page":"505","last_page":"505"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":1.0,"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":1.0,"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":0.9989,"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":0.9977,"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/reflectometry","display_name":"Reflectometry","score":0.42964786},{"id":"https://openalex.org/keywords/sea-surface-height","display_name":"Sea-surface height","score":0.4288236},{"id":"https://openalex.org/keywords/elevation","display_name":"Elevation (ballistics)","score":0.41382158}],"concepts":[{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.9499836},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.7546786},{"id":"https://openalex.org/C17534553","wikidata":"https://www.wikidata.org/wiki/Q216197","display_name":"Altimeter","level":2,"score":0.65339434},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.58817434},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.58608055},{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.51240593},{"id":"https://openalex.org/C2778027091","wikidata":"https://www.wikidata.org/wiki/Q25346003","display_name":"Satellite system","level":4,"score":0.5095787},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.44125843},{"id":"https://openalex.org/C2778925768","wikidata":"https://www.wikidata.org/wiki/Q3454718","display_name":"Reflectometry","level":3,"score":0.42964786},{"id":"https://openalex.org/C142672198","wikidata":"https://www.wikidata.org/wiki/Q7076157","display_name":"Sea-surface height","level":3,"score":0.4288236},{"id":"https://openalex.org/C37054046","wikidata":"https://www.wikidata.org/wiki/Q641888","display_name":"Elevation (ballistics)","level":2,"score":0.41382158},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.4117395},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.40683},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1006749},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.06406242},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06036669},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"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":3,"locations":[{"is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11050505","pdf_url":"https://www.mdpi.com/2072-4292/11/5/505/pdf?version=1551492533","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_indexed_in_scopus":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true},{"is_oa":false,"landing_page_url":"https://doaj.org/article/d0c6087409bb46c3ba0a739b25652053","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_indexed_in_scopus":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},{"is_oa":true,"landing_page_url":"https://hdl.handle.net/10261/178033","pdf_url":"https://digital.csic.es/bitstream/10261/178033/1/remotesensing-11-00505.pdf","source":{"id":"https://openalex.org/S4306400616","display_name":"DIGITAL.CSIC (Spanish National Research Council (CSIC))","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_indexed_in_scopus":false,"is_core":false,"host_organization":"https://openalex.org/I134820265","host_organization_name":"Consejo Superior de Investigaciones Cient\u00edficas","host_organization_lineage":["https://openalex.org/I134820265"],"host_organization_lineage_names":["Consejo Superior de Investigaciones Cient\u00edficas"],"type":"repository"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"submittedVersion","is_accepted":false,"is_published":false}],"best_oa_location":{"is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11050505","pdf_url":"https://www.mdpi.com/2072-4292/11/5/505/pdf?version=1551492533","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_indexed_in_scopus":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","score":0.87,"display_name":"Life below water"}],"grants":[{"funder":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad","award_id":"ESP2015-70014-C2-2-R"}],"datasets":[],"versions":[],"referenced_works_count":34,"referenced_works":["https://openalex.org/W1577414714","https://openalex.org/W1641514922","https://openalex.org/W1910092455","https://openalex.org/W1923563908","https://openalex.org/W1964610703","https://openalex.org/W1978778560","https://openalex.org/W2011301426","https://openalex.org/W2020972932","https://openalex.org/W2030209988","https://openalex.org/W2038616122","https://openalex.org/W2057282537","https://openalex.org/W2064313343","https://openalex.org/W2103598124","https://openalex.org/W2107580583","https://openalex.org/W2109362828","https://openalex.org/W2166265458","https://openalex.org/W2232192374","https://openalex.org/W2467495600","https://openalex.org/W2483834655","https://openalex.org/W2524127322","https://openalex.org/W2534802175","https://openalex.org/W2606512637","https://openalex.org/W2606882776","https://openalex.org/W2610715357","https://openalex.org/W2738302783","https://openalex.org/W2745135761","https://openalex.org/W2752614305","https://openalex.org/W2774201545","https://openalex.org/W2783343597","https://openalex.org/W2791295146","https://openalex.org/W2802007323","https://openalex.org/W2807899278","https://openalex.org/W2904855368","https://openalex.org/W3122972931"],"related_works":["https://openalex.org/W2916802843","https://openalex.org/W2548392865","https://openalex.org/W2375040471","https://openalex.org/W2162891874","https://openalex.org/W2132339589","https://openalex.org/W2083488778","https://openalex.org/W2082978544","https://openalex.org/W2068158190","https://openalex.org/W2064660797","https://openalex.org/W1988145424"],"abstract_inverted_index":{"This":[0],"paper":[1],"evaluates":[2],"the":[3,26,29,58,86,121,127,165,196],"capability":[4,110],"of":[5,28,39,62,81],"interferometric":[6,122],"global":[7],"navigation":[8],"satellite":[9],"system":[10],"reflectometry":[11],"(GNSS-R)":[12],"to":[13,50,113,153],"perform":[14],"sea":[15,155],"surface":[16,156],"altimetry":[17,46],"in":[18,111],"a":[19,36,79,95,102,190],"synoptic":[20,64],"scenario.":[21],"Such":[22],"purpose,":[23],"which":[24],"requires":[25],"combination":[27],"results":[30,160],"from":[31,129],"different":[32,166],"GNSS":[33,82,118,167],"signals,":[34],"constitutes":[35],"unique":[37],"characteristic":[38,191],"this":[40],"approach.":[41],"Interferometric":[42],"GNSS-R":[43],"group":[44],"delay":[45],"has":[47],"been":[48,71],"proven":[49],"be":[51],"more":[52],"precise":[53],"than":[54],"conventional":[55],"GNSS-R.":[56],"However,":[57],"self-consistency":[59],"and":[60,116,132,141,149,169,176],"accuracy":[61],"their":[63],"solutions":[65],"(simultaneous":[66],"multi-static":[67],"results)":[68],"have":[69],"never":[70],"proved":[72],"before.":[73],"In":[74,125],"our":[75],"work,":[76],"we":[77],"analyze":[78],"dataset":[80],"signals":[83,119,128,168],"reflected":[84],"off":[85],"Baltic":[87],"Sea":[88],"acquired":[89],"during":[90],"an":[91,144],"airborne":[92],"campaign":[93],"using":[94],"receiver":[96],"that":[97],"was":[98],"developed":[99],"for":[100],"such":[101],"purpose.":[103],"Among":[104],"other":[105],"features,":[106],"it":[107],"enables":[108],"beamformer":[109],"post-processing":[112],"get":[114],"multiple":[115],"simultaneous":[117],"under":[120],"approach\u2019s":[123],"restrictions.":[124],"particular,":[126],"two":[130,133,137],"GPS":[131],"Galileo":[134],"satellites,":[135],"at":[136,185,195],"frequency":[138],"bands":[139],"(L1":[140],"L5),":[142],"covering":[143],"elevation":[145],"range":[146],"between":[147,174],"28\u00b0":[148],"83\u00b0,":[150],"are":[151,162],"processed":[152],"retrieve":[154],"height":[157,192],"estimations.":[158],"The":[159],"obtained":[161],"self-consistent":[163],"among":[164],"data":[170],"tracks,":[171],"with":[172,182],"discrepancies":[173],"0.01":[175],"0.26":[177],"m.":[178],"Overall,":[179],"they":[180],"agree":[181],"ancillary":[183],"information":[184],"0.40":[186],"m":[187],"level,":[188],"following":[189],"gradient":[193],"present":[194],"experimental":[197],"site.":[198]},"abstract_inverted_index_v3":null,"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2920369804","counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1}],"updated_date":"2025-03-16T22:41:20.049431","created_date":"2019-03-11"}