{"id":"https://openalex.org/W3011128151","doi":"https://doi.org/10.1080/19475683.2020.1743754","title":"Freshwater lake inundation monitoring using Sentinel-1 SAR imagery in Eastern Uganda","display_name":"Freshwater lake inundation monitoring using Sentinel-1 SAR imagery in Eastern Uganda","publication_year":2020,"publication_date":"2020-03-18","ids":{"openalex":"https://openalex.org/W3011128151","doi":"https://doi.org/10.1080/19475683.2020.1743754","mag":"3011128151"},"language":"en","primary_location":{"id":"doi:10.1080/19475683.2020.1743754","is_oa":true,"landing_page_url":"https://doi.org/10.1080/19475683.2020.1743754","pdf_url":"https://www.tandfonline.com/doi/pdf/10.1080/19475683.2020.1743754?needAccess=true","source":{"id":"https://openalex.org/S4210199948","display_name":"Annals of GIS","issn_l":"1947-5683","issn":["1947-5683","1947-5691"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of GIS","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.tandfonline.com/doi/pdf/10.1080/19475683.2020.1743754?needAccess=true","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5025347532","display_name":"Bernard Barasa","orcid":"https://orcid.org/0000-0003-4339-2422"},"institutions":[{"id":"https://openalex.org/I43480833","display_name":"Kyambogo University","ror":"https://ror.org/01wb6tr49","country_code":"UG","type":"education","lineage":["https://openalex.org/I43480833"]}],"countries":["UG"],"is_corresponding":true,"raw_author_name":"Bernard Barasa","raw_affiliation_strings":["Department of Geography and Social Studies, Kyambogo University, Kyambogo, Kampala, Uganda"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Geography and Social Studies, Kyambogo University, Kyambogo, Kampala, Uganda","institution_ids":["https://openalex.org/I43480833"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006710376","display_name":"Joshua Wanyama","orcid":"https://orcid.org/0000-0003-1799-4788"},"institutions":[{"id":"https://openalex.org/I72227227","display_name":"Makerere University","ror":"https://ror.org/03dmz0111","country_code":"UG","type":"education","lineage":["https://openalex.org/I72227227"]}],"countries":["UG"],"is_corresponding":false,"raw_author_name":"Joshua Wanyama","raw_affiliation_strings":["Department of Agricultural and Bio Systems Engineering, Makerere University, Kampala, Uganda"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agricultural and Bio Systems Engineering, Makerere University, Kampala, Uganda","institution_ids":["https://openalex.org/I72227227"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5025347532"],"corresponding_institution_ids":["https://openalex.org/I43480833"],"apc_list":{"value":1500,"currency":"USD","value_usd":1500},"apc_paid":{"value":1500,"currency":"USD","value_usd":1500},"fwci":0.8031,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.73117198,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"26","issue":"2","first_page":"191","last_page":"200"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10930","display_name":"Flood Risk Assessment and Management","score":0.9994000196456909,"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":0.9994000196456909,"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/T10779","display_name":"Coastal wetland ecosystem dynamics","score":0.9850000143051147,"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/T10647","display_name":"Coastal and Marine Dynamics","score":0.9821000099182129,"subfield":{"id":"https://openalex.org/subfields/1904","display_name":"Earth-Surface Processes"},"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/riparian-zone","display_name":"Riparian zone","score":0.8471660614013672},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.6639432907104492},{"id":"https://openalex.org/keywords/hydrology","display_name":"Hydrology (agriculture)","score":0.6559714078903198},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.5829365253448486},{"id":"https://openalex.org/keywords/shore","display_name":"Shore","score":0.504052996635437},{"id":"https://openalex.org/keywords/riparian-forest","display_name":"Riparian forest","score":0.48297324776649475},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4720802307128906},{"id":"https://openalex.org/keywords/backscatter","display_name":"Backscatter (email)","score":0.4636816382408142},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.44699349999427795},{"id":"https://openalex.org/keywords/flood-myth","display_name":"Flood myth","score":0.4178137481212616},{"id":"https://openalex.org/keywords/physical-geography","display_name":"Physical geography","score":0.40844011306762695},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.36918050050735474},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.21845942735671997},{"id":"https://openalex.org/keywords/habitat","display_name":"Habitat","score":0.20160558819770813},{"id":"https://openalex.org/keywords/oceanography","display_name":"Oceanography","score":0.128732830286026},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.12605470418930054}],"concepts":[{"id":"https://openalex.org/C11731853","wikidata":"https://www.wikidata.org/wiki/Q13360049","display_name":"Riparian zone","level":3,"score":0.8471660614013672},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.6639432907104492},{"id":"https://openalex.org/C76886044","wikidata":"https://www.wikidata.org/wiki/Q2883300","display_name":"Hydrology (agriculture)","level":2,"score":0.6559714078903198},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5829365253448486},{"id":"https://openalex.org/C152382732","wikidata":"https://www.wikidata.org/wiki/Q468756","display_name":"Shore","level":2,"score":0.504052996635437},{"id":"https://openalex.org/C149712012","wikidata":"https://www.wikidata.org/wiki/Q11177275","display_name":"Riparian forest","level":4,"score":0.48297324776649475},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4720802307128906},{"id":"https://openalex.org/C30354325","wikidata":"https://www.wikidata.org/wiki/Q204667","display_name":"Backscatter (email)","level":3,"score":0.4636816382408142},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.44699349999427795},{"id":"https://openalex.org/C74256435","wikidata":"https://www.wikidata.org/wiki/Q134052","display_name":"Flood myth","level":2,"score":0.4178137481212616},{"id":"https://openalex.org/C100970517","wikidata":"https://www.wikidata.org/wiki/Q52107","display_name":"Physical geography","level":1,"score":0.40844011306762695},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.36918050050735474},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.21845942735671997},{"id":"https://openalex.org/C185933670","wikidata":"https://www.wikidata.org/wiki/Q52105","display_name":"Habitat","level":2,"score":0.20160558819770813},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.128732830286026},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.12605470418930054},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","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/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0},{"id":"https://openalex.org/C187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","level":1,"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/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1080/19475683.2020.1743754","is_oa":true,"landing_page_url":"https://doi.org/10.1080/19475683.2020.1743754","pdf_url":"https://www.tandfonline.com/doi/pdf/10.1080/19475683.2020.1743754?needAccess=true","source":{"id":"https://openalex.org/S4210199948","display_name":"Annals of GIS","issn_l":"1947-5683","issn":["1947-5683","1947-5691"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of GIS","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:85917fc645ad48d587ca20b908915c17","is_oa":false,"landing_page_url":"https://doaj.org/article/85917fc645ad48d587ca20b908915c17","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Annals of GIS, Vol 26, Iss 2, Pp 191-200 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1080/19475683.2020.1743754","is_oa":true,"landing_page_url":"https://doi.org/10.1080/19475683.2020.1743754","pdf_url":"https://www.tandfonline.com/doi/pdf/10.1080/19475683.2020.1743754?needAccess=true","source":{"id":"https://openalex.org/S4210199948","display_name":"Annals of GIS","issn_l":"1947-5683","issn":["1947-5683","1947-5691"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of GIS","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W299964224","https://openalex.org/W1524502237","https://openalex.org/W1621722753","https://openalex.org/W1984670836","https://openalex.org/W1997722199","https://openalex.org/W2052187700","https://openalex.org/W2067490980","https://openalex.org/W2068627644","https://openalex.org/W2097861639","https://openalex.org/W2098777834","https://openalex.org/W2101987620","https://openalex.org/W2106259126","https://openalex.org/W2107350444","https://openalex.org/W2128203775","https://openalex.org/W2141767450","https://openalex.org/W2149294156","https://openalex.org/W2166531069","https://openalex.org/W2169788225","https://openalex.org/W2187978478","https://openalex.org/W2198370409","https://openalex.org/W2234850500","https://openalex.org/W2534651212","https://openalex.org/W2543410641","https://openalex.org/W2554222140","https://openalex.org/W2747000343","https://openalex.org/W2752783768","https://openalex.org/W2766822059","https://openalex.org/W2780229099","https://openalex.org/W2800949407","https://openalex.org/W4250658327","https://openalex.org/W4254234907","https://openalex.org/W4387070486"],"related_works":["https://openalex.org/W2146763786","https://openalex.org/W2426001999","https://openalex.org/W3122282193","https://openalex.org/W2135434061","https://openalex.org/W4288729923","https://openalex.org/W2799583698","https://openalex.org/W1554762289","https://openalex.org/W2068844636","https://openalex.org/W4377142919","https://openalex.org/W2056716848"],"abstract_inverted_index":{"ABSTRACTIn":[0],"flood":[1],"hazard":[2],"assessment,":[3],"little":[4],"attention":[5],"has":[6],"been":[7],"given":[8],"to":[9,86,127],"the":[10,23,33,42,64,67,81,138],"seasonal":[11],"observation":[12],"of":[13,38,120,132,140],"freshwater":[14],"inundation":[15,34,54,88],"using":[16,58,75],"Sentinel-1":[17],"Synthetic-Aperture":[18],"Radar":[19],"(SAR)":[20],"images":[21,83],"in":[22,41,110,137],"tropics.":[24],"To":[25],"assess":[26],"these":[27],"spatial":[28],"variations,":[29],"this":[30],"study":[31,145],"examined":[32],"magnitudes":[35],"and":[36,46,48,51,71,90,102,114,142,154],"reflectance":[37],"riparian":[39,69,133],"flora":[40],"raining":[43],"seasons":[44],"(February-April":[45],"September-November)":[47],"dry-periods":[49],"(May-August":[50],"December-January).":[52],"The":[53],"areas":[55],"were":[56,73,107,135],"determined":[57],"an":[59],"object-oriented":[60],"classification":[61],"algorithm,":[62],"whilst":[63],"merits":[65],"concerning":[66],"lake,":[68],"vegetation":[70,134],"shoreline":[72],"well-defined":[74],"backscatter-coefficient":[76],"values.":[77],"Findings":[78],"indicated":[79],"that":[80],"SAR":[82],"are":[84],"practical":[85],"monitor":[87],"coverages":[89],"discern":[91],"lake":[92],"basin":[93],"specific":[94],"features":[95],"such":[96],"as":[97],"highland":[98],"areas,":[99],"shoreline,":[100],"water":[101],"riparian-vegetation.":[103],"Seasonally,":[104],"inundated":[105,121],"sizes":[106],"comparatively":[108],"higher":[109,136],"February":[111],"(902":[112],"sq.km)":[113],"October":[115],"(700":[116],"sq.km).":[117],"Backscatter":[118],"values":[119],"parts":[122],"varied":[123],"from":[124],"\u221216":[125],"dB":[126],"\u221219":[128],"dB,":[129],"whereas":[130],"those":[131],"months":[139],"May":[141],"August.":[143],"This":[144],"hence":[146],"displays":[147],"a":[148],"clear-cut":[149],"correlation":[150],"between":[151],"riparian-vegetation,":[152],"hydrology":[153],"climate":[155],"variables.":[156]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1}],"updated_date":"2026-05-19T21:40:30.786675","created_date":"2025-10-10T00:00:00"}
