{"id":"https://openalex.org/W3080159934","doi":"https://doi.org/10.3390/rs12172692","title":"Fishpond Mapping by Spectral and Spatial-Based Filtering on Google Earth Engine: A Case Study in Singra Upazila of Bangladesh","display_name":"Fishpond Mapping by Spectral and Spatial-Based Filtering on Google Earth Engine: A Case Study in Singra Upazila of Bangladesh","publication_year":2020,"publication_date":"2020-08-20","ids":{"openalex":"https://openalex.org/W3080159934","doi":"https://doi.org/10.3390/rs12172692","mag":"3080159934"},"language":"en","primary_location":{"id":"doi:10.3390/rs12172692","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12172692","pdf_url":"https://www.mdpi.com/2072-4292/12/17/2692/pdf?version=1597914577","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/2072-4292/12/17/2692/pdf?version=1597914577","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5081338017","display_name":"Zhiqi Yu","orcid":"https://orcid.org/0000-0002-7985-4775"},"institutions":[{"id":"https://openalex.org/I162714631","display_name":"George Mason University","ror":"https://ror.org/02jqj7156","country_code":"US","type":"education","lineage":["https://openalex.org/I162714631"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhiqi Yu","raw_affiliation_strings":["Center for Spatial Information Science and Systems, George Mason University, Fairfax, VA 22032, USA"],"affiliations":[{"raw_affiliation_string":"Center for Spatial Information Science and Systems, George Mason University, Fairfax, VA 22032, USA","institution_ids":["https://openalex.org/I162714631"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012116347","display_name":"Liping Di","orcid":"https://orcid.org/0000-0002-3953-9965"},"institutions":[{"id":"https://openalex.org/I162714631","display_name":"George Mason University","ror":"https://ror.org/02jqj7156","country_code":"US","type":"education","lineage":["https://openalex.org/I162714631"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Liping Di","raw_affiliation_strings":["Center for Spatial Information Science and Systems, George Mason University, Fairfax, VA 22032, USA"],"affiliations":[{"raw_affiliation_string":"Center for Spatial Information Science and Systems, George Mason University, Fairfax, VA 22032, USA","institution_ids":["https://openalex.org/I162714631"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020972581","display_name":"Md. Shahinoor Rahman","orcid":"https://orcid.org/0000-0001-5540-3307"},"institutions":[{"id":"https://openalex.org/I162714631","display_name":"George Mason University","ror":"https://ror.org/02jqj7156","country_code":"US","type":"education","lineage":["https://openalex.org/I162714631"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Md. Shahinoor Rahman","raw_affiliation_strings":["Center for Spatial Information Science and Systems, George Mason University, Fairfax, VA 22032, USA"],"affiliations":[{"raw_affiliation_string":"Center for Spatial Information Science and Systems, George Mason University, Fairfax, VA 22032, USA","institution_ids":["https://openalex.org/I162714631"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102337428","display_name":"Junmei Tang","orcid":null},"institutions":[{"id":"https://openalex.org/I162714631","display_name":"George Mason University","ror":"https://ror.org/02jqj7156","country_code":"US","type":"education","lineage":["https://openalex.org/I162714631"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Junmei Tang","raw_affiliation_strings":["Center for Spatial Information Science and Systems, George Mason University, Fairfax, VA 22032, USA"],"affiliations":[{"raw_affiliation_string":"Center for Spatial Information Science and Systems, George Mason University, Fairfax, VA 22032, USA","institution_ids":["https://openalex.org/I162714631"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5012116347"],"corresponding_institution_ids":["https://openalex.org/I162714631"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":1.6018,"has_fulltext":true,"cited_by_count":31,"citation_normalized_percentile":{"value":0.84227169,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":99},"biblio":{"volume":"12","issue":"17","first_page":"2692","last_page":"2692"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10930","display_name":"Flood Risk Assessment and Management","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/T10930","display_name":"Flood Risk Assessment and Management","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/T10969","display_name":"Water resources management and optimization","score":0.9656000137329102,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T10226","display_name":"Land Use and Ecosystem Services","score":0.9628000259399414,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/computer-science","display_name":"Computer science","score":0.5342620611190796},{"id":"https://openalex.org/keywords/workflow","display_name":"Workflow","score":0.5123468637466431},{"id":"https://openalex.org/keywords/land-cover","display_name":"Land cover","score":0.4943087100982666},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.48652949929237366},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.47123393416404724},{"id":"https://openalex.org/keywords/land-use","display_name":"Land use","score":0.41257038712501526},{"id":"https://openalex.org/keywords/environmental-resource-management","display_name":"Environmental resource management","score":0.3622328042984009},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.26676374673843384},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.1632024049758911},{"id":"https://openalex.org/keywords/civil-engineering","display_name":"Civil engineering","score":0.11929896473884583},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08126100897789001}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5342620611190796},{"id":"https://openalex.org/C177212765","wikidata":"https://www.wikidata.org/wiki/Q627335","display_name":"Workflow","level":2,"score":0.5123468637466431},{"id":"https://openalex.org/C2780648208","wikidata":"https://www.wikidata.org/wiki/Q3001793","display_name":"Land cover","level":3,"score":0.4943087100982666},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.48652949929237366},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.47123393416404724},{"id":"https://openalex.org/C4792198","wikidata":"https://www.wikidata.org/wiki/Q1165944","display_name":"Land use","level":2,"score":0.41257038712501526},{"id":"https://openalex.org/C107826830","wikidata":"https://www.wikidata.org/wiki/Q929380","display_name":"Environmental resource management","level":1,"score":0.3622328042984009},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.26676374673843384},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.1632024049758911},{"id":"https://openalex.org/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.11929896473884583},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08126100897789001}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs12172692","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12172692","pdf_url":"https://www.mdpi.com/2072-4292/12/17/2692/pdf?version=1597914577","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:3a413d7522e64e5e95bc0b550f6d8baf","is_oa":true,"landing_page_url":"https://doaj.org/article/3a413d7522e64e5e95bc0b550f6d8baf","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"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 12, Iss 17, p 2692 (2020)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/12/17/2692/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs12172692","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 12; Issue 17; Pages: 2692","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs12172692","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12172692","pdf_url":"https://www.mdpi.com/2072-4292/12/17/2692/pdf?version=1597914577","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":[{"score":0.6499999761581421,"id":"https://metadata.un.org/sdg/14","display_name":"Life below water"}],"awards":[{"id":"https://openalex.org/G32817808","display_name":null,"funder_award_id":"NNX17AH95G","funder_id":"https://openalex.org/F4320306101","funder_display_name":"National Aeronautics and Space Administration"}],"funders":[{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3080159934.pdf","grobid_xml":"https://content.openalex.org/works/W3080159934.grobid-xml"},"referenced_works_count":59,"referenced_works":["https://openalex.org/W1502405522","https://openalex.org/W1966503548","https://openalex.org/W1978271497","https://openalex.org/W1995581599","https://openalex.org/W2013301826","https://openalex.org/W2015550064","https://openalex.org/W2028702535","https://openalex.org/W2035042676","https://openalex.org/W2036016333","https://openalex.org/W2046928906","https://openalex.org/W2052034533","https://openalex.org/W2058723831","https://openalex.org/W2070237988","https://openalex.org/W2073626642","https://openalex.org/W2077509829","https://openalex.org/W2078877578","https://openalex.org/W2091129519","https://openalex.org/W2101051003","https://openalex.org/W2101678239","https://openalex.org/W2133059825","https://openalex.org/W2145087958","https://openalex.org/W2214324642","https://openalex.org/W2234850500","https://openalex.org/W2275831485","https://openalex.org/W2332495768","https://openalex.org/W2336807904","https://openalex.org/W2346888824","https://openalex.org/W2560167313","https://openalex.org/W2565356446","https://openalex.org/W2604937949","https://openalex.org/W2611735871","https://openalex.org/W2725897987","https://openalex.org/W2735526113","https://openalex.org/W2762757392","https://openalex.org/W2773875735","https://openalex.org/W2783665550","https://openalex.org/W2794053784","https://openalex.org/W2794187036","https://openalex.org/W2801776277","https://openalex.org/W2803941375","https://openalex.org/W2807601793","https://openalex.org/W2890248767","https://openalex.org/W2895940107","https://openalex.org/W2896720583","https://openalex.org/W2896790416","https://openalex.org/W2900502624","https://openalex.org/W2901551786","https://openalex.org/W2911446993","https://openalex.org/W2911536370","https://openalex.org/W2917491519","https://openalex.org/W2934616757","https://openalex.org/W2936361621","https://openalex.org/W2947655040","https://openalex.org/W3040121846","https://openalex.org/W4240268957","https://openalex.org/W6688617559","https://openalex.org/W6731217880","https://openalex.org/W6754534910","https://openalex.org/W6760861271"],"related_works":["https://openalex.org/W1537861260","https://openalex.org/W3133615129","https://openalex.org/W2087854757","https://openalex.org/W2188959887","https://openalex.org/W2373152553","https://openalex.org/W2972049582","https://openalex.org/W4389201442","https://openalex.org/W2386169820","https://openalex.org/W604251607","https://openalex.org/W3170595163"],"abstract_inverted_index":{"Inland":[0],"aquaculture":[1,80],"in":[2,8,29,85,194,225],"Bangladesh":[3,86],"has":[4,94],"been":[5],"growing":[6],"fast":[7],"the":[9,111,142,184,187,195,219,234],"last":[10],"decade.":[11],"The":[12,135],"underlying":[13],"land":[14],"use/land":[15],"cover":[16],"(LULC)":[17],"change":[18,28],"is":[19,34,127,223,236],"an":[20,118,153],"important":[21],"indicator":[22],"of":[23,73,97,186,198,212],"socioeconomic":[24],"and":[25,31,55,66,91,116,152,163,176,200],"food":[26],"structure":[27],"Bangladesh,":[30,199],"fishpond":[32,120],"mapping":[33,96,121],"essential":[35,224],"to":[36,62,70,109,157,168,245],"understand":[37],"such":[38,48,77,98],"LULC":[39],"change.":[40],"Previous":[41],"research":[42,93,107],"often":[43],"used":[44],"water":[45,64,75,100,161,172],"indexes":[46],"(WI),":[47],"as":[49,78],"Normalized":[50,57],"Difference":[51,58],"Water":[52,59],"Index":[53,60],"(NDWI)":[54],"Modified":[56],"(MNDWI),":[61],"enhance":[63],"bodies":[65,162,173],"use":[67],"shape-based":[68],"metrics":[69],"assist":[71],"classification":[72],"individual":[74],"features,":[76],"coastal":[79],"ponds.":[81],"However,":[82],"inland":[83,206,227],"fishponds":[84,175,207,228],"are":[87,230],"generally":[88,231],"extremely":[89],"small,":[90],"little":[92],"investigated":[95],"small":[99],"objects":[101],"without":[102],"high-resolution":[103],"images.":[104],"Thus,":[105],"this":[106],"aimed":[108],"bridge":[110],"knowledge":[112],"gap":[113],"by":[114],"developing":[115],"evaluating":[117],"automatic":[119],"workflow":[122,136,235],"with":[123,208],"Sentinel-2":[124],"images":[125],"that":[126,146,218,229],"implemented":[128,237],"on":[129,238],"Google":[130],"Earth":[131],"Engine":[132],"(GEE)":[133],"platform.":[134],"mainly":[137],"includes":[138],"two":[139],"steps:":[140],"(1)":[141],"spectral":[143],"filtering":[144,166],"phase":[145,167],"uses":[147],"a":[148,191,209],"pixel":[149,220],"selection":[150,221],"technique":[151,222],"image":[154],"segmentation":[155],"method":[156,202],"automatically":[158],"identify":[159],"all-year-inundated":[160,171],"(2)":[164],"spatial":[165],"further":[169],"classify":[170],"into":[174],"non-fishponds":[177],"using":[178],"object-based":[179],"features":[180],"(OBF).":[181],"To":[182],"evaluate":[183],"performance":[185],"workflow,":[188],"we":[189],"conducted":[190],"case":[192],"study":[193],"Singra":[196],"Upazila":[197],"our":[201],"can":[203,241],"efficiently":[204],"map":[205],"precision":[210],"score":[211],"0.788.":[213],"Our":[214],"results":[215],"also":[216],"show":[217],"identifying":[226],"small.":[232],"As":[233],"GEE,":[239],"it":[240],"be":[242],"conveniently":[243],"applied":[244],"other":[246],"regions.":[247]},"counts_by_year":[{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":9},{"year":2021,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2020-09-01T00:00:00"}