{"id":"https://openalex.org/W2165137988","doi":"https://doi.org/10.1109/igarss.2011.6049664","title":"Polarimetric observation for rice field by RADARSAT-2 and ALOS/PALSAR","display_name":"Polarimetric observation for rice field by RADARSAT-2 and ALOS/PALSAR","publication_year":2011,"publication_date":"2011-07-01","ids":{"openalex":"https://openalex.org/W2165137988","doi":"https://doi.org/10.1109/igarss.2011.6049664","mag":"2165137988"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2011.6049664","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2011.6049664","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 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/A5049983403","display_name":"Chinatsu Yonezawa","orcid":"https://orcid.org/0000-0001-9791-2206"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Chinatsu Yonezawa","raw_affiliation_strings":["Tohoku University, Japan"],"affiliations":[{"raw_affiliation_string":"Tohoku University, Japan","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101122790","display_name":"Takahiro Imai","orcid":null},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takahiro Imai","raw_affiliation_strings":["Tohoku University, Japan"],"affiliations":[{"raw_affiliation_string":"Tohoku University, Japan","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112631287","display_name":"Daisuke Kunii","orcid":null},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Daisuke Kunii","raw_affiliation_strings":["Tohoku University, Japan"],"affiliations":[{"raw_affiliation_string":"Tohoku University, Japan","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101986414","display_name":"Manabu Watanabe","orcid":"https://orcid.org/0000-0002-1130-9420"},"institutions":[{"id":"https://openalex.org/I2800865746","display_name":"Japan Aerospace Exploration Agency","ror":"https://ror.org/059yhyy33","country_code":"JP","type":"facility","lineage":["https://openalex.org/I2800865746"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Manabu Watanabe","raw_affiliation_strings":["JAXA","JAXA, Japan"],"affiliations":[{"raw_affiliation_string":"JAXA","institution_ids":[]},{"raw_affiliation_string":"JAXA, Japan","institution_ids":["https://openalex.org/I2800865746"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032864852","display_name":"Genya Saitos","orcid":null},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Genya Saitos","raw_affiliation_strings":["Tokyo Institute of Technology, Japan"],"affiliations":[{"raw_affiliation_string":"Tokyo Institute of Technology, Japan","institution_ids":["https://openalex.org/I114531698"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5049983403"],"corresponding_institution_ids":["https://openalex.org/I201537933"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.11845126,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2282","last_page":"2285"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9997000098228455,"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/T13890","display_name":"Remote Sensing and Land Use","score":0.9817000031471252,"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/T13177","display_name":"Geological and Geophysical Studies","score":0.9646999835968018,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"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/polarimetry","display_name":"Polarimetry","score":0.7536395192146301},{"id":"https://openalex.org/keywords/scattering","display_name":"Scattering","score":0.7214786410331726},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.7140315771102905},{"id":"https://openalex.org/keywords/l-band","display_name":"L band","score":0.6412942409515381},{"id":"https://openalex.org/keywords/decomposition","display_name":"Decomposition","score":0.48981520533561707},{"id":"https://openalex.org/keywords/c-band","display_name":"C band","score":0.47608819603919983},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.47435462474823},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.45226824283599854},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.2696368992328644},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.22477436065673828},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.12564820051193237},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.08682745695114136}],"concepts":[{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.7536395192146301},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.7214786410331726},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.7140315771102905},{"id":"https://openalex.org/C133969743","wikidata":"https://www.wikidata.org/wiki/Q2362353","display_name":"L band","level":2,"score":0.6412942409515381},{"id":"https://openalex.org/C124681953","wikidata":"https://www.wikidata.org/wiki/Q339062","display_name":"Decomposition","level":2,"score":0.48981520533561707},{"id":"https://openalex.org/C63944557","wikidata":"https://www.wikidata.org/wiki/Q27786604","display_name":"C band","level":2,"score":0.47608819603919983},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.47435462474823},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.45226824283599854},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2696368992328644},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.22477436065673828},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.12564820051193237},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.08682745695114136},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2011.6049664","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2011.6049664","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","score":0.4099999964237213,"display_name":"Life in Land"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1985877766","https://openalex.org/W2087352507","https://openalex.org/W2089554460","https://openalex.org/W2097272115","https://openalex.org/W2097419478","https://openalex.org/W2119295421","https://openalex.org/W2141424348"],"related_works":["https://openalex.org/W52647015","https://openalex.org/W330206223","https://openalex.org/W2156465144","https://openalex.org/W2060251397","https://openalex.org/W2137985029","https://openalex.org/W2092478230","https://openalex.org/W1584947025","https://openalex.org/W4387576678","https://openalex.org/W2096955626","https://openalex.org/W1569769561"],"abstract_inverted_index":{"Full":[0],"polarimetric":[1,17],"L-band":[2,92],"ALOS":[3,41],"PALSAR":[4,42,69],"and":[5,54,93],"C-band":[6,94],"RADARSAT-2":[7,44,81],"datasets":[8],"observing":[9],"paddy":[10],"rice":[11,58],"field,":[12],"JAPAN":[13],"were":[14],"analyzed":[15],"by":[16,24,34],"decomposition":[18,27],"method.":[19],"From":[20],"the":[21,99,102],"analysis":[22],"results":[23],"three":[25],"component":[26,38,53,63],"method,":[28],"remarkable":[29],"seasonal":[30],"change":[31],"is":[32],"observed":[33],"double":[35],"bounce":[36,61],"scattering":[37,52,62,103],"ratio":[39],"on":[40,68,80,88],"data.":[43,82],"data":[45],"show":[46],"more":[47],"than":[48,78],"50%":[49],"of":[50,72,85,98,101],"volume":[51],"it":[55,75],"increases":[56],"with":[57],"growth.":[59],"Double":[60],"reached":[64],"to":[65],"30":[66],"40%":[67],"data,":[70],"as":[71],"August,":[73],"while":[74],"was":[76],"less":[77],"20%":[79],"The":[83],"difference":[84,100],"penetration":[86],"depth":[87],"vegetation":[89],"area":[90],"between":[91],"may":[95],"be":[96],"cause":[97],"mechanism.":[104]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}