{"id":"https://openalex.org/W2092150574","doi":"https://doi.org/10.1109/tgrs.2012.2189406","title":"Enhancement of Satellite Precipitation Estimation via Unsupervised Dimensionality Reduction","display_name":"Enhancement of Satellite Precipitation Estimation via Unsupervised Dimensionality Reduction","publication_year":2012,"publication_date":"2012-04-04","ids":{"openalex":"https://openalex.org/W2092150574","doi":"https://doi.org/10.1109/tgrs.2012.2189406","mag":"2092150574"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2012.2189406","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2012.2189406","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-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/A5044617819","display_name":"Majid Mahrooghy","orcid":null},"institutions":[{"id":"https://openalex.org/I99041443","display_name":"Mississippi State University","ror":"https://ror.org/0432jq872","country_code":"US","type":"education","lineage":["https://openalex.org/I4210141039","https://openalex.org/I99041443"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Majid Mahrooghy","raw_affiliation_strings":["Department of Electrical Engineering, The Mississippi State University, Starkville, MS, USA","Dept. of Electr. Eng., Mississippi State Univ., Starkville, MS, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, The Mississippi State University, Starkville, MS, USA","institution_ids":["https://openalex.org/I99041443"]},{"raw_affiliation_string":"Dept. of Electr. Eng., Mississippi State Univ., Starkville, MS, USA","institution_ids":["https://openalex.org/I99041443"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075380767","display_name":"Nicolas H. Younan","orcid":"https://orcid.org/0000-0003-0815-5173"},"institutions":[{"id":"https://openalex.org/I99041443","display_name":"Mississippi State University","ror":"https://ror.org/0432jq872","country_code":"US","type":"education","lineage":["https://openalex.org/I4210141039","https://openalex.org/I99041443"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nicolas H. Younan","raw_affiliation_strings":["Department of Electrical Engineering, The Mississippi State University, Starkville, MS, USA","Dept. of Electr. Eng., Mississippi State Univ., Starkville, MS, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, The Mississippi State University, Starkville, MS, USA","institution_ids":["https://openalex.org/I99041443"]},{"raw_affiliation_string":"Dept. of Electr. Eng., Mississippi State Univ., Starkville, MS, USA","institution_ids":["https://openalex.org/I99041443"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026632303","display_name":"Valentine Anantharaj","orcid":"https://orcid.org/0000-0002-9356-1311"},"institutions":[{"id":"https://openalex.org/I1289243028","display_name":"Oak Ridge National Laboratory","ror":"https://ror.org/01qz5mb56","country_code":"US","type":"facility","lineage":["https://openalex.org/I1289243028","https://openalex.org/I1330989302","https://openalex.org/I39565521","https://openalex.org/I4210159294"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Valentine G. Anantharaj","raw_affiliation_strings":["National Center for Computational Sciences, Oak Ridge National Laboratory, Oak Ridge, TN, USA","Nat. Center for Comput. Sci., Oak Ridge Nat. Lab., Oak Ridge, TN, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Center for Computational Sciences, Oak Ridge National Laboratory, Oak Ridge, TN, USA","institution_ids":["https://openalex.org/I1289243028"]},{"raw_affiliation_string":"Nat. Center for Comput. Sci., Oak Ridge Nat. Lab., Oak Ridge, TN, USA","institution_ids":["https://openalex.org/I1289243028"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081614551","display_name":"James V. Aanstoos","orcid":"https://orcid.org/0000-0002-3594-4189"},"institutions":[{"id":"https://openalex.org/I99041443","display_name":"Mississippi State University","ror":"https://ror.org/0432jq872","country_code":"US","type":"education","lineage":["https://openalex.org/I4210141039","https://openalex.org/I99041443"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"James V. Aanstoos","raw_affiliation_strings":["Geosystems Research Institute, Mississippi State University, Starkville, MS, USA","GeoSystems Res. Inst., Mississippi State Univ., Starkville, MS, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Geosystems Research Institute, Mississippi State University, Starkville, MS, USA","institution_ids":["https://openalex.org/I99041443"]},{"raw_affiliation_string":"GeoSystems Res. Inst., Mississippi State Univ., Starkville, MS, USA","institution_ids":["https://openalex.org/I99041443"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2287,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.63154586,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"50","issue":"10","first_page":"3931","last_page":"3940"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11234","display_name":"Precipitation Measurement and Analysis","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"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/T11234","display_name":"Precipitation Measurement and Analysis","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"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/T10466","display_name":"Meteorological Phenomena and Simulations","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"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/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9929999709129333,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/geostationary-orbit","display_name":"Geostationary orbit","score":0.7650772929191589},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.674988865852356},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.6465423703193665},{"id":"https://openalex.org/keywords/precipitation","display_name":"Precipitation","score":0.5797006487846375},{"id":"https://openalex.org/keywords/dimensionality-reduction","display_name":"Dimensionality reduction","score":0.5776966214179993},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5568844079971313},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4996652603149414},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.45434921979904175},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4407050311565399},{"id":"https://openalex.org/keywords/brightness","display_name":"Brightness","score":0.42609116435050964},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3505468964576721},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.3056104779243469},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.1312297284603119},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.12930595874786377},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10558992624282837},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.05836218595504761}],"concepts":[{"id":"https://openalex.org/C16405173","wikidata":"https://www.wikidata.org/wiki/Q192316","display_name":"Geostationary orbit","level":3,"score":0.7650772929191589},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.674988865852356},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6465423703193665},{"id":"https://openalex.org/C107054158","wikidata":"https://www.wikidata.org/wiki/Q25257","display_name":"Precipitation","level":2,"score":0.5797006487846375},{"id":"https://openalex.org/C70518039","wikidata":"https://www.wikidata.org/wiki/Q16000077","display_name":"Dimensionality reduction","level":2,"score":0.5776966214179993},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5568844079971313},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4996652603149414},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.45434921979904175},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4407050311565399},{"id":"https://openalex.org/C125245961","wikidata":"https://www.wikidata.org/wiki/Q221656","display_name":"Brightness","level":2,"score":0.42609116435050964},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3505468964576721},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.3056104779243469},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.1312297284603119},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.12930595874786377},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10558992624282837},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.05836218595504761},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2012.2189406","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2012.2189406","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W65738273","https://openalex.org/W1512748702","https://openalex.org/W1571401318","https://openalex.org/W1792341371","https://openalex.org/W1922017469","https://openalex.org/W1965295327","https://openalex.org/W1973539055","https://openalex.org/W1986772084","https://openalex.org/W1995622703","https://openalex.org/W2012590009","https://openalex.org/W2028513355","https://openalex.org/W2044465660","https://openalex.org/W2049913834","https://openalex.org/W2053186076","https://openalex.org/W2066058231","https://openalex.org/W2087057565","https://openalex.org/W2089242055","https://openalex.org/W2094653192","https://openalex.org/W2097308346","https://openalex.org/W2099270539","https://openalex.org/W2099741732","https://openalex.org/W2101394945","https://openalex.org/W2103250033","https://openalex.org/W2119548491","https://openalex.org/W2119803205","https://openalex.org/W2123649031","https://openalex.org/W2132549764","https://openalex.org/W2139347645","https://openalex.org/W2139896607","https://openalex.org/W2140095548","https://openalex.org/W2141224535","https://openalex.org/W2155008293","https://openalex.org/W2165508348","https://openalex.org/W2173333288","https://openalex.org/W2175875411","https://openalex.org/W2260829599","https://openalex.org/W2544780977","https://openalex.org/W3145074154","https://openalex.org/W4245973528","https://openalex.org/W4253920039","https://openalex.org/W6675955514","https://openalex.org/W6677968238","https://openalex.org/W6682989981"],"related_works":["https://openalex.org/W2023364053","https://openalex.org/W137969429","https://openalex.org/W2372577889","https://openalex.org/W2348416959","https://openalex.org/W3183138738","https://openalex.org/W2798494689","https://openalex.org/W4389284368","https://openalex.org/W3128070617","https://openalex.org/W4385485074","https://openalex.org/W1933918004"],"abstract_inverted_index":{"A":[0],"methodology":[1],"to":[2,21,128],"enhance":[3],"satellite":[4],"precipitation":[5,23,64,117],"estimation":[6,24,65,118],"using":[7,29,43],"unsupervised":[8],"dimensionality":[9,48],"reduction":[10],"(UDR)":[11],"techniques":[12,113],"is":[13,18,126],"developed.":[14],"This":[15],"enhanced":[16],"technique":[17],"an":[19,30],"extension":[20],"the":[22,55,81,107,111,116,122,145],"from":[25,54],"remotely":[26],"sensed":[27],"imagery":[28],"artificial":[31],"neural":[32],"network":[33],"(PERSIANN)":[34],"and":[35,92,102,136],"cloud":[36],"classification":[37],"system":[38],"(CCS)":[39],"method":[40],"(PERSIANN-CCS)":[41],"enriched":[42],"wavelet":[44],"features":[45],"combined":[46],"with":[47],"reduction.":[49],"Cloud-top":[50],"brightness":[51],"temperature":[52],"measurements":[53],"Geostationary":[56],"Operational":[57],"Environmental":[58],"Satellite":[59],"(GOES)-12":[60],"are":[61],"used":[62],"for":[63],"at":[66],"4":[67,70],"km":[68,71],"\u00d7":[69],"spatial":[72],"resolutions":[73],"every":[74],"30":[75],"min.":[76],"The":[77],"study":[78],"area":[79],"in":[80,137,144],"continental":[82],"U.S.":[83],"covers":[84],"parts":[85],"of":[86],"Louisiana,":[87],"Arkansas,":[88],"Kansas,":[89],"Tennessee,":[90],"Mississippi,":[91],"Alabama.":[93],"Based":[94],"on":[95],"quantitative":[96],"measures,":[97],"root":[98],"mean":[99],"square":[100],"error":[101],"Heidke":[103],"skill":[104],"score":[105],"(HSS),":[106],"results":[108],"show":[109],"that":[110],"UDR":[112,134],"can":[114],"improve":[115],"accuracy.":[119],"In":[120],"addition,":[121],"independent":[123],"component":[124],"analysis":[125],"shown":[127],"have":[129],"better":[130],"performance":[131],"than":[132],"other":[133],"techniques;":[135],"some":[138],"cases,":[139],"it":[140],"achieves":[141],"10%":[142],"improvement":[143],"HSS.":[146]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
