{"id":"https://openalex.org/W3115750080","doi":"https://doi.org/10.1109/tencon50793.2020.9293801","title":"Aboveground Biomass Estimation of Mangroves Using Sentinel-1 Image and IFSAR Data: A Comparison","display_name":"Aboveground Biomass Estimation of Mangroves Using Sentinel-1 Image and IFSAR Data: A Comparison","publication_year":2020,"publication_date":"2020-11-16","ids":{"openalex":"https://openalex.org/W3115750080","doi":"https://doi.org/10.1109/tencon50793.2020.9293801","mag":"3115750080"},"language":"en","primary_location":{"id":"doi:10.1109/tencon50793.2020.9293801","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tencon50793.2020.9293801","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE REGION 10 CONFERENCE (TENCON)","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/A5032117044","display_name":"Meriam Makinano-Santillan","orcid":"https://orcid.org/0000-0002-5467-6722"},"institutions":[{"id":"https://openalex.org/I210563421","display_name":"Caraga State University","ror":"https://ror.org/00erb5q72","country_code":"PH","type":"education","lineage":["https://openalex.org/I210563421"]}],"countries":["PH"],"is_corresponding":true,"raw_author_name":"Merian Makinano-Santillan","raw_affiliation_strings":["Bachelor of Science in Geodetic Engineering Program, College of Engineering and Geosciences, Caraga State University, Ampayon Butuan City, Philippines"],"affiliations":[{"raw_affiliation_string":"Bachelor of Science in Geodetic Engineering Program, College of Engineering and Geosciences, Caraga State University, Ampayon Butuan City, Philippines","institution_ids":["https://openalex.org/I210563421"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070910945","display_name":"Charlene Bolastig","orcid":null},"institutions":[{"id":"https://openalex.org/I210563421","display_name":"Caraga State University","ror":"https://ror.org/00erb5q72","country_code":"PH","type":"education","lineage":["https://openalex.org/I210563421"]}],"countries":["PH"],"is_corresponding":false,"raw_author_name":"Charlene Bolastig","raw_affiliation_strings":["Bachelor of Science in Geodetic Engineering Program, College of Engineering and Geosciences, Caraga State University, Ampayon Butuan City, Philippines"],"affiliations":[{"raw_affiliation_string":"Bachelor of Science in Geodetic Engineering Program, College of Engineering and Geosciences, Caraga State University, Ampayon Butuan City, Philippines","institution_ids":["https://openalex.org/I210563421"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077476473","display_name":"Jodijane Handayan","orcid":null},"institutions":[{"id":"https://openalex.org/I210563421","display_name":"Caraga State University","ror":"https://ror.org/00erb5q72","country_code":"PH","type":"education","lineage":["https://openalex.org/I210563421"]}],"countries":["PH"],"is_corresponding":false,"raw_author_name":"Jodijane Handayan","raw_affiliation_strings":["Bachelor of Science in Geodetic Engineering Program, College of Engineering and Geosciences, Caraga State University, Ampayon Butuan City, Philippines"],"affiliations":[{"raw_affiliation_string":"Bachelor of Science in Geodetic Engineering Program, College of Engineering and Geosciences, Caraga State University, Ampayon Butuan City, Philippines","institution_ids":["https://openalex.org/I210563421"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5032117044"],"corresponding_institution_ids":["https://openalex.org/I210563421"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.12719292,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"257","last_page":"262"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10779","display_name":"Coastal wetland ecosystem dynamics","score":0.9991000294685364,"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"}},"topics":[{"id":"https://openalex.org/T10779","display_name":"Coastal wetland ecosystem dynamics","score":0.9991000294685364,"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/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9925000071525574,"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":0.9787999987602234,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/interferometric-synthetic-aperture-radar","display_name":"Interferometric synthetic aperture radar","score":0.7900723218917847},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6591997146606445},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.6580982208251953},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5800356864929199},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.5521496534347534},{"id":"https://openalex.org/keywords/coefficient-of-determination","display_name":"Coefficient of determination","score":0.547396719455719},{"id":"https://openalex.org/keywords/backscatter","display_name":"Backscatter (email)","score":0.5178182721138},{"id":"https://openalex.org/keywords/biomass","display_name":"Biomass (ecology)","score":0.4438014626502991},{"id":"https://openalex.org/keywords/mangrove","display_name":"Mangrove","score":0.4375094771385193},{"id":"https://openalex.org/keywords/correlation-coefficient","display_name":"Correlation coefficient","score":0.4338301420211792},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3407805562019348},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.2247040867805481},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.22406360507011414},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.21785694360733032},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.1358446478843689},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.12004706263542175},{"id":"https://openalex.org/keywords/oceanography","display_name":"Oceanography","score":0.07253706455230713},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07196953892707825}],"concepts":[{"id":"https://openalex.org/C22286887","wikidata":"https://www.wikidata.org/wiki/Q1666056","display_name":"Interferometric synthetic aperture radar","level":3,"score":0.7900723218917847},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6591997146606445},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.6580982208251953},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5800356864929199},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5521496534347534},{"id":"https://openalex.org/C128990827","wikidata":"https://www.wikidata.org/wiki/Q192830","display_name":"Coefficient of determination","level":2,"score":0.547396719455719},{"id":"https://openalex.org/C30354325","wikidata":"https://www.wikidata.org/wiki/Q204667","display_name":"Backscatter (email)","level":3,"score":0.5178182721138},{"id":"https://openalex.org/C115540264","wikidata":"https://www.wikidata.org/wiki/Q2945560","display_name":"Biomass (ecology)","level":2,"score":0.4438014626502991},{"id":"https://openalex.org/C68874143","wikidata":"https://www.wikidata.org/wiki/Q19756","display_name":"Mangrove","level":2,"score":0.4375094771385193},{"id":"https://openalex.org/C2780092901","wikidata":"https://www.wikidata.org/wiki/Q3433612","display_name":"Correlation coefficient","level":2,"score":0.4338301420211792},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3407805562019348},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2247040867805481},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.22406360507011414},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.21785694360733032},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.1358446478843689},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.12004706263542175},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.07253706455230713},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07196953892707825},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tencon50793.2020.9293801","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tencon50793.2020.9293801","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE REGION 10 CONFERENCE (TENCON)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7599999904632568,"id":"https://metadata.un.org/sdg/15","display_name":"Life in Land"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320337504","display_name":"Research and Development","ror":"https://ror.org/027s68j25"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W2022917080","https://openalex.org/W2065989874","https://openalex.org/W2160615957","https://openalex.org/W2252893602","https://openalex.org/W2750681831","https://openalex.org/W2768035654","https://openalex.org/W2890183925","https://openalex.org/W6691730509"],"related_works":["https://openalex.org/W2360847790","https://openalex.org/W620177578","https://openalex.org/W2091044417","https://openalex.org/W2591473213","https://openalex.org/W2118461778","https://openalex.org/W2281753746","https://openalex.org/W3215112565","https://openalex.org/W3006581312","https://openalex.org/W2294130298","https://openalex.org/W1985321524"],"abstract_inverted_index":{"Mangrove":[0],"forest":[1,29,49,230],"plays":[2],"an":[3,239],"important":[4],"role":[5],"in":[6,16,50,54,197,248,259],"ecosystem":[7],"and":[8,71,101,110,133,143,153,178,211],"the":[9,42,45,51,55,81,88,90,102,105,114,124,130,134,144,165,184,187,203,219,222,260],"need":[10],"to":[11,26,31,40,139,235],"conserve":[12],"this":[13,28,249],"is":[14,30,123],"essential":[15],"our":[17],"time":[18],"as":[19],"global":[20],"warming":[21],"was":[22,121,137,194],"realized.":[23],"One":[24],"way":[25],"monitor":[27],"estimate":[32,41],"its":[33],"aboveground":[34],"biomass":[35,226],"(AGB).":[36],"This":[37],"study":[38,250,261],"aims":[39],"AGB":[43,132,141,199,245],"of":[44,57,104,146,174,176,180,186,209,214,227,241,257],"largest":[46],"single":[47],"mangrove":[48,229],"Philippines":[52],"located":[53],"municipality":[56],"Del":[58],"Carmen,":[59],"Siargao":[60],"Islands":[61],"using":[62],"remotely":[63],"sensed":[64],"Interferometric":[65],"Synthetic":[66],"Aperture":[67],"Radar":[68],"(IfSAR)":[69],"datasets":[70],"Sentinel-1":[72,192],"image.":[73],"There":[74],"were":[75,159],"three":[76],"predictor":[77,115,135],"variables":[78,136],"derived":[79,167,190,247],"from":[80,93,98,108,117,168,191,232],"Sentinel":[82],"-1":[83],"image":[84,193],"used":[85,122,138,253],"for":[86,254],"modeling":[87],"AGB:":[89],"backscatter":[91,96,106],"value":[92,97],"VV":[94,109],"polarization,":[95,100],"VH":[99,111],"combination":[103,185],"values":[107],"polarizations.":[112],"Also,":[113],"variable":[116],"IfSAR":[118,169],"dataset":[119],"that":[120,164],"canopy":[125],"height.":[126],"Linear":[127],"regression":[128],"between":[129],"field-measured":[131],"generate":[140],"model,":[142],"coefficient":[145,173],"determination":[147,175],"(r":[148],"<sup":[149,206],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[150,207],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[151,208],")":[152],"root":[154],"mean":[155],"square":[156],"error":[157],"(RMSE)":[158],"determined.":[160],"The":[161,244],"results":[162],"show":[163],"model":[166,221,246],"data":[170],"obtained":[171,202],"a":[172],"0.42":[177],"RMSE":[179,213],"19.39":[181],"Mg/ha.":[182,216,243],"However,":[183],"two":[188],"polarizations":[189],"more":[195],"accurate":[196],"estimating":[198],"since":[200],"it":[201],"highest":[204],"r":[205],"0.43":[210],"lowest":[212],"12.65":[215],"Based":[217],"on":[218],"best":[220],"estimated":[223],"above":[224],"ground":[225],"whole":[228],"ranged":[231],"73.37":[233],"Mg/ha":[234,237],"225.51":[236],"with":[238],"average":[240],"140.2":[242],"can":[251],"be":[252],"multi-temporal":[255],"monitoring":[256],"mangroves":[258],"area.":[262]},"counts_by_year":[{"year":2025,"cited_by_count":3}],"updated_date":"2026-04-21T08:09:41.155169","created_date":"2025-10-10T00:00:00"}