{"id":"https://openalex.org/W4225271810","doi":"https://doi.org/10.3390/rs14092143","title":"Estimation of Seaweed Biomass Based on Multispectral UAV in the Intertidal Zone of Gouqi Island","display_name":"Estimation of Seaweed Biomass Based on Multispectral UAV in the Intertidal Zone of Gouqi Island","publication_year":2022,"publication_date":"2022-04-29","ids":{"openalex":"https://openalex.org/W4225271810","doi":"https://doi.org/10.3390/rs14092143"},"language":"en","primary_location":{"id":"doi:10.3390/rs14092143","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs14092143","pdf_url":"https://www.mdpi.com/2072-4292/14/9/2143/pdf?version=1652235159","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_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,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/14/9/2143/pdf?version=1652235159","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069057891","display_name":"Jianqu Chen","orcid":"https://orcid.org/0000-0002-3113-7961"},"institutions":[{"id":"https://openalex.org/I44675526","display_name":"Shanghai Ocean University","ror":"https://ror.org/04n40zv07","country_code":"CN","type":"education","lineage":["https://openalex.org/I44675526"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianqu Chen","raw_affiliation_strings":["College of Marine Ecology and Environment, Shanghai Ocean University, Shanghai 201306, China","Engineering Technology Research Center of Marine Ranching, Shanghai Ocean University, Shanghai 201306, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Marine Ecology and Environment, Shanghai Ocean University, Shanghai 201306, China","institution_ids":["https://openalex.org/I44675526"]},{"raw_affiliation_string":"Engineering Technology Research Center of Marine Ranching, Shanghai Ocean University, Shanghai 201306, China","institution_ids":["https://openalex.org/I44675526"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063505497","display_name":"Xunmeng Li","orcid":"https://orcid.org/0000-0002-4164-2259"},"institutions":[{"id":"https://openalex.org/I44675526","display_name":"Shanghai Ocean University","ror":"https://ror.org/04n40zv07","country_code":"CN","type":"education","lineage":["https://openalex.org/I44675526"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xunmeng Li","raw_affiliation_strings":["College of Marine Ecology and Environment, Shanghai Ocean University, Shanghai 201306, China","Engineering Technology Research Center of Marine Ranching, Shanghai Ocean University, Shanghai 201306, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Marine Ecology and Environment, Shanghai Ocean University, Shanghai 201306, China","institution_ids":["https://openalex.org/I44675526"]},{"raw_affiliation_string":"Engineering Technology Research Center of Marine Ranching, Shanghai Ocean University, Shanghai 201306, China","institution_ids":["https://openalex.org/I44675526"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059175533","display_name":"Kai Wang","orcid":"https://orcid.org/0000-0002-6736-3346"},"institutions":[{"id":"https://openalex.org/I44675526","display_name":"Shanghai Ocean University","ror":"https://ror.org/04n40zv07","country_code":"CN","type":"education","lineage":["https://openalex.org/I44675526"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Kai Wang","raw_affiliation_strings":["College of Marine Ecology and Environment, Shanghai Ocean University, Shanghai 201306, China","Engineering Technology Research Center of Marine Ranching, Shanghai Ocean University, Shanghai 201306, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Marine Ecology and Environment, Shanghai Ocean University, Shanghai 201306, China","institution_ids":["https://openalex.org/I44675526"]},{"raw_affiliation_string":"Engineering Technology Research Center of Marine Ranching, Shanghai Ocean University, Shanghai 201306, China","institution_ids":["https://openalex.org/I44675526"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013274085","display_name":"Shouyu Zhang","orcid":"https://orcid.org/0000-0001-8007-9430"},"institutions":[{"id":"https://openalex.org/I44675526","display_name":"Shanghai Ocean University","ror":"https://ror.org/04n40zv07","country_code":"CN","type":"education","lineage":["https://openalex.org/I44675526"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shouyu Zhang","raw_affiliation_strings":["College of Marine Ecology and Environment, Shanghai Ocean University, Shanghai 201306, China","Engineering Technology Research Center of Marine Ranching, Shanghai Ocean University, Shanghai 201306, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Marine Ecology and Environment, Shanghai Ocean University, Shanghai 201306, China","institution_ids":["https://openalex.org/I44675526"]},{"raw_affiliation_string":"Engineering Technology Research Center of Marine Ranching, Shanghai Ocean University, Shanghai 201306, China","institution_ids":["https://openalex.org/I44675526"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100662984","display_name":"Jun Li","orcid":"https://orcid.org/0000-0003-1156-3645"},"institutions":[{"id":"https://openalex.org/I4210123196","display_name":"Zhejiang Environmental Monitoring Center","ror":"https://ror.org/02n2ntt72","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210123196"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jun Li","raw_affiliation_strings":["Key Laboratory of Marine Ecological Monitoring and Restoration Technologies, MNR, East China Sea Environmental Monitoring Center, Shanghai 201206, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Marine Ecological Monitoring and Restoration Technologies, MNR, East China Sea Environmental Monitoring Center, Shanghai 201206, China","institution_ids":["https://openalex.org/I4210123196"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5059175533"],"corresponding_institution_ids":["https://openalex.org/I44675526"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":3.1683,"has_fulltext":true,"cited_by_count":25,"citation_normalized_percentile":{"value":0.91828291,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"14","issue":"9","first_page":"2143","last_page":"2143"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10643","display_name":"Marine and coastal plant biology","score":0.9760000109672546,"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"}},"topics":[{"id":"https://openalex.org/T10643","display_name":"Marine and coastal plant biology","score":0.9760000109672546,"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"}},{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9375,"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"}},{"id":"https://openalex.org/T12073","display_name":"Isotope Analysis in Ecology","score":0.9355000257492065,"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/intertidal-zone","display_name":"Intertidal zone","score":0.8315996527671814},{"id":"https://openalex.org/keywords/multispectral-image","display_name":"Multispectral image","score":0.7058050036430359},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.6395909786224365},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6204096078872681},{"id":"https://openalex.org/keywords/biomass","display_name":"Biomass (ecology)","score":0.5454306602478027},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.2798992395401001},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.14949291944503784},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.07237038016319275}],"concepts":[{"id":"https://openalex.org/C174580923","wikidata":"https://www.wikidata.org/wiki/Q421069","display_name":"Intertidal zone","level":2,"score":0.8315996527671814},{"id":"https://openalex.org/C173163844","wikidata":"https://www.wikidata.org/wiki/Q1761440","display_name":"Multispectral image","level":2,"score":0.7058050036430359},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6395909786224365},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6204096078872681},{"id":"https://openalex.org/C115540264","wikidata":"https://www.wikidata.org/wiki/Q2945560","display_name":"Biomass (ecology)","level":2,"score":0.5454306602478027},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.2798992395401001},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.14949291944503784},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.07237038016319275}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs14092143","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs14092143","pdf_url":"https://www.mdpi.com/2072-4292/14/9/2143/pdf?version=1652235159","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_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,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:5d0d5e0d3b3c45d4b9f7367ac4c8e324","is_oa":true,"landing_page_url":"https://doaj.org/article/5d0d5e0d3b3c45d4b9f7367ac4c8e324","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":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 14, Iss 9, p 2143 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/14/9/2143/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs14092143","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing; Volume 14; Issue 9; Pages: 2143","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs14092143","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs14092143","pdf_url":"https://www.mdpi.com/2072-4292/14/9/2143/pdf?version=1652235159","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_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,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Life below water","id":"https://metadata.un.org/sdg/14","score":0.7599999904632568}],"awards":[{"id":"https://openalex.org/G213949694","display_name":"\u57fa\u4e8e\u5927\u578b\u6d77\u85fb\u8425\u517b\u6e90\u7684\u5c9b\u7901\u751f\u6001\u8f90\u5c04\u673a\u5236\u4e0e\u6548\u80fd\u7814\u7a76","funder_award_id":"41876191","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8324003783","display_name":null,"funder_award_id":"CARS-50","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4225271810.pdf","grobid_xml":"https://content.openalex.org/works/W4225271810.grobid-xml"},"referenced_works_count":46,"referenced_works":["https://openalex.org/W373681234","https://openalex.org/W591994703","https://openalex.org/W2001678350","https://openalex.org/W2005015123","https://openalex.org/W2005834464","https://openalex.org/W2021125768","https://openalex.org/W2052711114","https://openalex.org/W2072490792","https://openalex.org/W2092509353","https://openalex.org/W2108719527","https://openalex.org/W2124121789","https://openalex.org/W2274400412","https://openalex.org/W2339148606","https://openalex.org/W2620484642","https://openalex.org/W2895221634","https://openalex.org/W2899750879","https://openalex.org/W2904827256","https://openalex.org/W2910037257","https://openalex.org/W2969816381","https://openalex.org/W2978860639","https://openalex.org/W3000302323","https://openalex.org/W3004962236","https://openalex.org/W3025323926","https://openalex.org/W3042504870","https://openalex.org/W3049061628","https://openalex.org/W3104052837","https://openalex.org/W3153757253","https://openalex.org/W3157023903","https://openalex.org/W3157273020","https://openalex.org/W3160309102","https://openalex.org/W3161533664","https://openalex.org/W3161611941","https://openalex.org/W3166274276","https://openalex.org/W3168289456","https://openalex.org/W3174335343","https://openalex.org/W3174731405","https://openalex.org/W3179033987","https://openalex.org/W3179576068","https://openalex.org/W3196967960","https://openalex.org/W3215157997","https://openalex.org/W4213418124","https://openalex.org/W4220921296","https://openalex.org/W4382897037","https://openalex.org/W6756989735","https://openalex.org/W6781860801","https://openalex.org/W7008782614"],"related_works":["https://openalex.org/W150835500","https://openalex.org/W30696496","https://openalex.org/W4234183213","https://openalex.org/W4254207083","https://openalex.org/W1979543850","https://openalex.org/W133999654","https://openalex.org/W2200718754","https://openalex.org/W4318664220","https://openalex.org/W2061670068","https://openalex.org/W2771047279"],"abstract_inverted_index":{"UAV":[0,73,91,197],"remote":[1],"sensing":[2],"inversion":[3,53],"is":[4,21,33,49],"an":[5,84],"efficient":[6],"and":[7,17,27,43,56,94,110,138,155,179,202],"accurate":[8],"method":[9,186],"for":[10,52],"obtaining":[11],"information":[12],"on":[13,24,36,64,195],"vegetation":[14],"coverage,":[15,55],"biomass":[16,65,80,190,220,233],"other":[18,28,44],"parameters.":[19],"It":[20],"widely":[22],"used":[23,35,51],"forest,":[25],"grassland":[26],"terrestrial":[29],"vegetation.":[30],"However,":[31],"it":[32,48],"rarely":[34],"aquatic":[37],"vegetation,":[38],"especially":[39],"in":[40,83,95,101,158,217,236],"intertidal":[41,85,160,192,238],"zones":[42],"complex":[45],"environments.":[46],"Additionally,":[47],"mainly":[50],"of":[54,81,124,146,149,169,191,219,234],"there":[57],"have":[58,214],"been":[59],"few":[60],"studies":[61],"thus":[62],"far":[63],"assessment.":[66],"In":[67,164],"this":[68],"paper,":[69],"we":[70],"applied":[71],"multispectral":[72,196,223],"aerial":[74,92],"photography":[75,93],"data":[76,98,198],"to":[77,187],"evaluate":[78,231],"the":[79,88,102,107,116,122,125,144,159,166,170,189,209,225,232,237],"seaweed":[82,150,193,235],"zone.":[86],"During":[87],"ebb":[89],"tide,":[90],"situ":[96],"sampling":[97],"were":[99,119,162,174],"collected":[100],"study":[103],"area.":[104],"After":[105],"optimizing":[106],"spectral":[108,117],"index":[109],"performing":[111],"a":[112,185],"multiple":[113],"linearity":[114],"test,":[115],"parameters":[118,168],"selected":[120],"as":[121],"input":[123,167],"evaluation":[126,221],"model.":[127],"Combined":[128],"with":[129,200],"two":[130,210],"machine":[131,171,203,211],"learning":[132,172,212],"algorithms,":[133],"namely":[134],"random":[135],"forest":[136],"(RF)":[137],"gradient":[139,226],"boosting":[140,227],"decision":[141,228],"tree":[142,229],"(GBDT),":[143],"biomasses":[145],"three":[147],"species":[148],"(Ulva":[151],"pertusa,":[152],"Sargassum":[153,156],"thunbergii":[154],"fusiforme)":[157],"zone":[161,239],"assessed.":[163],"addition,":[165],"algorithms":[173,213],"optimized":[175],"by":[176],"one-way":[177],"ANOVA":[178],"Pearson\u2019s":[180],"correlation":[181],"analysis.":[182],"We":[183],"propose":[184],"assess":[188],"based":[194],"combined":[199],"statistics":[201],"learning.":[204],"The":[205],"results":[206],"show":[207],"that":[208],"different":[215],"accuracies":[216],"terms":[218],"using":[222],"images;":[224],"can":[230],"more":[240],"accurately.":[241]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":2}],"updated_date":"2026-07-15T18:14:33.161393","created_date":"2022-05-04T00:00:00"}
