{"id":"https://openalex.org/W2620763994","doi":"https://doi.org/10.1109/igarss.2017.8127913","title":"Simulating L/L-band and C/L-band active-passive microwave covariation of crops with the Tor Vergata scattering and emission model for a SMAP-Sentinel 1 combination","display_name":"Simulating L/L-band and C/L-band active-passive microwave covariation of crops with the Tor Vergata scattering and emission model for a SMAP-Sentinel 1 combination","publication_year":2017,"publication_date":"2017-07-01","ids":{"openalex":"https://openalex.org/W2620763994","doi":"https://doi.org/10.1109/igarss.2017.8127913","mag":"2620763994"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2017.8127913","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2017.8127913","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)","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/A5000750877","display_name":"Moritz Link","orcid":"https://orcid.org/0000-0001-5097-5525"},"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"]},{"id":"https://openalex.org/I4210145244","display_name":"Radar (United States)","ror":"https://ror.org/05c5a2504","country_code":"US","type":"company","lineage":["https://openalex.org/I4210145244"]},{"id":"https://openalex.org/I8204097","display_name":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen","ror":"https://ror.org/05591te55","country_code":"DE","type":"education","lineage":["https://openalex.org/I8204097"]}],"countries":["DE","US"],"is_corresponding":false,"raw_author_name":"M. Link","raw_affiliation_strings":["Department of Geography, Ludwig-Maximilian University of Munich, Munich","German Aerospace Center, Microwaves and Radar Institute"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Geography, Ludwig-Maximilian University of Munich, Munich","institution_ids":["https://openalex.org/I8204097"]},{"raw_affiliation_string":"German Aerospace Center, Microwaves and Radar Institute","institution_ids":["https://openalex.org/I2898391981","https://openalex.org/I4210145244"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085491613","display_name":"Dara Entekhabi","orcid":"https://orcid.org/0000-0002-8362-4761"},"institutions":[{"id":"https://openalex.org/I4210110987","display_name":"IIT@MIT","ror":"https://ror.org/01wp8zh54","country_code":"US","type":"facility","lineage":["https://openalex.org/I30771326","https://openalex.org/I4210110987"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"D. Entekhabi","raw_affiliation_strings":["Department of Civil and Environmental Engineering, MIT, Cambridge"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Civil and Environmental Engineering, MIT, Cambridge","institution_ids":["https://openalex.org/I4210110987"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047170534","display_name":"Thomas Jagdhuber","orcid":"https://orcid.org/0000-0002-1760-2425"},"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"]},{"id":"https://openalex.org/I4210145244","display_name":"Radar (United States)","ror":"https://ror.org/05c5a2504","country_code":"US","type":"company","lineage":["https://openalex.org/I4210145244"]}],"countries":["DE","US"],"is_corresponding":false,"raw_author_name":"T. Jagdhuber","raw_affiliation_strings":["German Aerospace Center, Microwaves and Radar Institute"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"German Aerospace Center, Microwaves and Radar Institute","institution_ids":["https://openalex.org/I2898391981","https://openalex.org/I4210145244"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090006595","display_name":"P. Ferrazzoli","orcid":"https://orcid.org/0000-0002-8783-1071"},"institutions":[{"id":"https://openalex.org/I116067653","display_name":"University of Rome Tor Vergata","ror":"https://ror.org/02p77k626","country_code":"IT","type":"education","lineage":["https://openalex.org/I116067653"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"P. Ferrazzoli","raw_affiliation_strings":["Dip. di Ingegneria Civile e Ingegneria Informatica, Tor Vergata University, Rome"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dip. di Ingegneria Civile e Ingegneria Informatica, Tor Vergata University, Rome","institution_ids":["https://openalex.org/I116067653"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082624187","display_name":"Leila Guerriero","orcid":"https://orcid.org/0000-0002-0812-1048"},"institutions":[{"id":"https://openalex.org/I116067653","display_name":"University of Rome Tor Vergata","ror":"https://ror.org/02p77k626","country_code":"IT","type":"education","lineage":["https://openalex.org/I116067653"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"L. Guerriero","raw_affiliation_strings":["Dip. di Ingegneria Civile e Ingegneria Informatica, Tor Vergata University, Rome"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dip. di Ingegneria Civile e Ingegneria Informatica, Tor Vergata University, Rome","institution_ids":["https://openalex.org/I116067653"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064579125","display_name":"Martin Baur","orcid":"https://orcid.org/0000-0002-1516-8602"},"institutions":[{"id":"https://openalex.org/I54009628","display_name":"University of Bayreuth","ror":"https://ror.org/0234wmv40","country_code":"DE","type":"education","lineage":["https://openalex.org/I54009628"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"M. Baur","raw_affiliation_strings":["University of Bayreuth, Institute of Geoecology, Bayreuth"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Bayreuth, Institute of Geoecology, Bayreuth","institution_ids":["https://openalex.org/I54009628"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035969125","display_name":"Ralf Ludwig","orcid":"https://orcid.org/0000-0002-4225-4098"},"institutions":[{"id":"https://openalex.org/I8204097","display_name":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen","ror":"https://ror.org/05591te55","country_code":"DE","type":"education","lineage":["https://openalex.org/I8204097"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"R. Ludwig","raw_affiliation_strings":["Department of Geography, Ludwig-Maximilian University of Munich, Munich"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Geography, Ludwig-Maximilian University of Munich, Munich","institution_ids":["https://openalex.org/I8204097"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3084,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.59314845,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"4143","last_page":"4146"},"is_retracted":false,"is_paratext":false,"is_xpac":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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9968000054359436,"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/T11234","display_name":"Precipitation Measurement and Analysis","score":0.9958999752998352,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/backscatter","display_name":"Backscatter (email)","score":0.7481667399406433},{"id":"https://openalex.org/keywords/l-band","display_name":"L band","score":0.7475619912147522},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.6915698051452637},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6654194593429565},{"id":"https://openalex.org/keywords/microwave","display_name":"Microwave","score":0.5552178621292114},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.5515053272247314},{"id":"https://openalex.org/keywords/c-band","display_name":"C band","score":0.5391396284103394},{"id":"https://openalex.org/keywords/scattering","display_name":"Scattering","score":0.5389254093170166},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4294891953468323},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.42129045724868774},{"id":"https://openalex.org/keywords/computational-physics","display_name":"Computational physics","score":0.3473036289215088},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2865408957004547},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.20333048701286316},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.19203844666481018},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.18359434604644775}],"concepts":[{"id":"https://openalex.org/C30354325","wikidata":"https://www.wikidata.org/wiki/Q204667","display_name":"Backscatter (email)","level":3,"score":0.7481667399406433},{"id":"https://openalex.org/C133969743","wikidata":"https://www.wikidata.org/wiki/Q2362353","display_name":"L band","level":2,"score":0.7475619912147522},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.6915698051452637},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6654194593429565},{"id":"https://openalex.org/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.5552178621292114},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.5515053272247314},{"id":"https://openalex.org/C63944557","wikidata":"https://www.wikidata.org/wiki/Q27786604","display_name":"C band","level":2,"score":0.5391396284103394},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.5389254093170166},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4294891953468323},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.42129045724868774},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.3473036289215088},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2865408957004547},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20333048701286316},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.19203844666481018},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.18359434604644775},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/igarss.2017.8127913","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2017.8127913","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)","raw_type":"proceedings-article"},{"id":"pmh:oai:art.torvergata.it:2108/199651","is_oa":false,"landing_page_url":"http://hdl.handle.net/2108/199651","pdf_url":null,"source":{"id":"https://openalex.org/S4306400993","display_name":"Cineca Institutional Research Information System (Tor Vergata University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I116067653","host_organization_name":"University of Rome Tor Vergata","host_organization_lineage":["https://openalex.org/I116067653"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"},{"id":"pmh:oai:uni-augsburg.opus-bayern.de:67493","is_oa":false,"landing_page_url":"https://opus.bibliothek.uni-augsburg.de/opus4/frontdoor/index/index/docId/67493","pdf_url":null,"source":{"id":"https://openalex.org/S4306400930","display_name":"OPUS (Augsburg University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I119916105","host_organization_name":"Augsburg University","host_organization_lineage":["https://openalex.org/I119916105"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"bookpart"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","display_name":"Life in Land","score":0.699999988079071}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1995589218","https://openalex.org/W1998717208","https://openalex.org/W2015294247","https://openalex.org/W2039348932","https://openalex.org/W2049465557","https://openalex.org/W2065451693","https://openalex.org/W2119164276","https://openalex.org/W2134895895","https://openalex.org/W2167313312","https://openalex.org/W2438514171","https://openalex.org/W2547785504","https://openalex.org/W2562215893","https://openalex.org/W6730919128"],"related_works":["https://openalex.org/W4254698188","https://openalex.org/W3023827659","https://openalex.org/W1584947025","https://openalex.org/W2762255972","https://openalex.org/W2060251397","https://openalex.org/W2122837107","https://openalex.org/W2063052006","https://openalex.org/W4387829462","https://openalex.org/W2100507255","https://openalex.org/W2099086483"],"abstract_inverted_index":{"The":[0,40,139],"NASA":[1],"Soil":[2],"Moisture":[3],"Active":[4],"Passive":[5],"(SMAP)":[6],"mission":[7],"aims":[8,141],"to":[9,32,120,142,190],"disaggregate":[10],"L-band":[11],"microwave":[12,53],"brightness":[13],"temperatures":[14],"(~40":[15],"km":[16,27],"<sup":[17,28],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[18,29],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[19,30],")":[20,31],"with":[21,188],"finer":[22],"resolution":[23,36],"radar":[24,66,79],"backscatter":[25,50,116],"(1-3":[26],"obtain":[33],"an":[34,81],"intermediate":[35],"soil":[37,83],"moisture":[38,84],"product.":[39],"disaggregation":[41],"is":[42,56,86,104],"based":[43],"on":[44],"a":[45,59],"linear":[46],"functional":[47],"relationship":[48],"between":[49],"and":[51,117,124,127,136,150,161,179,182],"emissivity":[52],"observations":[54],"that":[55,167],"captured":[57],"by":[58],"covariation":[60,98,130,156],"parameter":[61,131],"\u03b2.":[62],"Since":[63],"SMAP's":[64],"L-Band":[65],"has":[67],"stopped":[68],"operations":[69],"in":[70,87],"July":[71],"2015,":[72],"the":[73,100,107,112,129,134,146,169,191],"substitution":[74],"of":[75,96,154],"Sentinel":[76],"1's":[77],"C-Band":[78],"for":[80,99,133,157,168],"operational":[82],"product":[85],"preparation.":[88],"However,":[89],"while":[90],"multiple":[91],"studies":[92],"have":[93],"provided":[94],"understanding":[95],"active-passive":[97,155],"L/L-Band":[101,135,192],"case,":[102,171],"little":[103],"known":[105],"about":[106],"C/L-Band":[108,137,170],"case.":[109,138,193],"We":[110],"utilize":[111],"Tor":[113],"Vergata":[114],"discrete":[115],"emission":[118],"model":[119],"simulate":[121],"growing":[122],"wheat":[123],"corn":[125],"stands":[126],"calculate":[128],"\u03b2":[132],"study":[140],"provide":[143],"insights":[144],"into":[145],"strength,":[147],"temporal":[148],"dynamics":[149],"underlying":[151,183],"scattering":[152,184],"mechanisms":[153,185],"different":[158,180],"vegetation":[159,172],"types":[160],"frequency":[162],"combinations.":[163],"Our":[164],"results":[165],"indicate":[166],"cover":[173],"limitations":[174],"are":[175,186],"generally":[176],"more":[177],"severe,":[178],"\u03b2-dynamics":[181],"observed":[187],"respect":[189]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}