{"id":"https://openalex.org/W2020517031","doi":"https://doi.org/10.1109/igarss.2012.6351203","title":"High resolution boreal forest LAI maps using dual polarization SAR images","display_name":"High resolution boreal forest LAI maps using dual polarization SAR images","publication_year":2012,"publication_date":"2012-07-01","ids":{"openalex":"https://openalex.org/W2020517031","doi":"https://doi.org/10.1109/igarss.2012.6351203","mag":"2020517031"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2012.6351203","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2012.6351203","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 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/A5072045352","display_name":"Terhikki Manninen","orcid":"https://orcid.org/0000-0001-8945-9122"},"institutions":[{"id":"https://openalex.org/I1285790362","display_name":"Finnish Meteorological Institute","ror":"https://ror.org/05hppb561","country_code":"FI","type":"government","lineage":["https://openalex.org/I1284112523","https://openalex.org/I1285790362"]}],"countries":["FI"],"is_corresponding":true,"raw_author_name":"Terhikki Manninen","raw_affiliation_strings":["Finnish Meteorological Institute, Finland"],"affiliations":[{"raw_affiliation_string":"Finnish Meteorological Institute, Finland","institution_ids":["https://openalex.org/I1285790362"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5072045352"],"corresponding_institution_ids":["https://openalex.org/I1285790362"],"apc_list":null,"apc_paid":null,"fwci":0.7951,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.78926448,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1680","last_page":"1683"},"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":0.9995999932289124,"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":0.9995999932289124,"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/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9984999895095825,"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.9959999918937683,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/leaf-area-index","display_name":"Leaf area index","score":0.8509337306022644},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.7502013444900513},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.6512166261672974},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.5787434577941895},{"id":"https://openalex.org/keywords/taiga","display_name":"Taiga","score":0.5762706995010376},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5590013861656189},{"id":"https://openalex.org/keywords/polarization","display_name":"Polarization (electrochemistry)","score":0.4151507616043091},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.2731718420982361},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.20366129279136658},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10794204473495483},{"id":"https://openalex.org/keywords/forestry","display_name":"Forestry","score":0.06596377491950989}],"concepts":[{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.8509337306022644},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.7502013444900513},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.6512166261672974},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.5787434577941895},{"id":"https://openalex.org/C87621631","wikidata":"https://www.wikidata.org/wiki/Q69564","display_name":"Taiga","level":2,"score":0.5762706995010376},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5590013861656189},{"id":"https://openalex.org/C205049153","wikidata":"https://www.wikidata.org/wiki/Q2698605","display_name":"Polarization (electrochemistry)","level":2,"score":0.4151507616043091},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.2731718420982361},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.20366129279136658},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10794204473495483},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.06596377491950989},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2012.6351203","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2012.6351203","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life in Land","score":0.6100000143051147,"id":"https://metadata.un.org/sdg/15"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W191994062","https://openalex.org/W1990198827","https://openalex.org/W1998661030","https://openalex.org/W2032305420","https://openalex.org/W2095334667","https://openalex.org/W2144851790","https://openalex.org/W2153557419","https://openalex.org/W6607795355"],"related_works":["https://openalex.org/W4315631359","https://openalex.org/W4386131793","https://openalex.org/W2082199675","https://openalex.org/W2108890442","https://openalex.org/W1964932475","https://openalex.org/W2109052600","https://openalex.org/W2166770994","https://openalex.org/W2217449633","https://openalex.org/W2136649936","https://openalex.org/W2368899660"],"abstract_inverted_index":{"A":[0],"method":[1,77],"for":[2,18,78],"a":[3,30,67,87],"leaf":[4],"area":[5],"index":[6],"(LAI)":[7],"map":[8,58],"retrieval":[9],"based":[10,56,71],"on":[11],"VV/HH":[12,38],"polarization":[13],"SAR":[14],"images":[15],"is":[16,23,52,63,85],"presented":[17],"boreal":[19],"forest.":[20],"LAI":[21,35,50,57,72],"estimation":[22],"carried":[24],"out":[25],"by":[26,60],"non-local":[27,61],"averaging":[28,62],"and":[29,36],"previously":[31],"derived":[32],"relationship":[33],"between":[34],"the":[37,54,93],"backscattering":[39],"ratio.":[40],"When":[41],"prior":[42,83],"information":[43,84],"of":[44,89],"pixel":[45,79],"order":[46,80],"with":[47],"respect":[48],"to":[49,66],"magnitude":[51],"available,":[53],"microwave":[55],"obtained":[59],"very":[64],"similar":[65],"corresponding":[68],"optical":[69],"image":[70],"map.":[73],"Finding":[74],"an":[75],"optimal":[76],"determination":[81],"without":[82],"still":[86],"question":[88],"further":[90],"research,":[91],"but":[92],"first":[94],"results":[95],"using":[96],"simple":[97],"approaches":[98],"are":[99],"promising.":[100]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}