{"id":"https://openalex.org/W4315491143","doi":"https://doi.org/10.3389/fams.2022.1058011","title":"Joint modeling of rainfall and temperature in Bahir Dar, Ethiopia: Application of copula","display_name":"Joint modeling of rainfall and temperature in Bahir Dar, Ethiopia: Application of copula","publication_year":2023,"publication_date":"2023-01-09","ids":{"openalex":"https://openalex.org/W4315491143","doi":"https://doi.org/10.3389/fams.2022.1058011"},"language":"en","primary_location":{"id":"doi:10.3389/fams.2022.1058011","is_oa":true,"landing_page_url":"https://doi.org/10.3389/fams.2022.1058011","pdf_url":"https://www.frontiersin.org/articles/10.3389/fams.2022.1058011/pdf","source":{"id":"https://openalex.org/S2597085352","display_name":"Frontiers in Applied Mathematics and Statistics","issn_l":"2297-4687","issn":["2297-4687"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Applied Mathematics and Statistics","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.frontiersin.org/articles/10.3389/fams.2022.1058011/pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5002653511","display_name":"Haile Mekonnen Fenta","orcid":"https://orcid.org/0000-0002-3919-2762"},"institutions":[{"id":"https://openalex.org/I57092466","display_name":"Bahir Dar University","ror":"https://ror.org/01670bg46","country_code":"ET","type":"education","lineage":["https://openalex.org/I57092466"]}],"countries":["ET"],"is_corresponding":true,"raw_author_name":"Haile Mekonnen Fenta","raw_affiliation_strings":["Department of Statistics, College of Science, Bahir Dar University, Bahir Dar, Ethiopia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Statistics, College of Science, Bahir Dar University, Bahir Dar, Ethiopia","institution_ids":["https://openalex.org/I57092466"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039858883","display_name":"Demeke Lakew Workie","orcid":"https://orcid.org/0000-0002-8193-4619"},"institutions":[{"id":"https://openalex.org/I57092466","display_name":"Bahir Dar University","ror":"https://ror.org/01670bg46","country_code":"ET","type":"education","lineage":["https://openalex.org/I57092466"]}],"countries":["ET"],"is_corresponding":false,"raw_author_name":"Demeke Lakew Workie","raw_affiliation_strings":["Department of Statistics, College of Science, Bahir Dar University, Bahir Dar, Ethiopia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Statistics, College of Science, Bahir Dar University, Bahir Dar, Ethiopia","institution_ids":["https://openalex.org/I57092466"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5010229540","display_name":"Dereje Tesfaye Zikie","orcid":null},"institutions":[{"id":"https://openalex.org/I57092466","display_name":"Bahir Dar University","ror":"https://ror.org/01670bg46","country_code":"ET","type":"education","lineage":["https://openalex.org/I57092466"]}],"countries":["ET"],"is_corresponding":false,"raw_author_name":"Dereje Tesfaye Zikie","raw_affiliation_strings":["Department of Statistics, College of Science, Bahir Dar University, Bahir Dar, Ethiopia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Statistics, College of Science, Bahir Dar University, Bahir Dar, Ethiopia","institution_ids":["https://openalex.org/I57092466"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5002653511"],"corresponding_institution_ids":["https://openalex.org/I57092466"],"apc_list":{"value":1150,"currency":"USD","value_usd":1150},"apc_paid":{"value":1150,"currency":"USD","value_usd":1150},"fwci":1.0644,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.73867856,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"8","issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11186","display_name":"Hydrology and Drought Analysis","score":0.9990000128746033,"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/T11186","display_name":"Hydrology and Drought Analysis","score":0.9990000128746033,"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/T10029","display_name":"Climate variability and models","score":0.9980999827384949,"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/T10439","display_name":"Climate change impacts on agriculture","score":0.9721999764442444,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/copula","display_name":"Copula (linguistics)","score":0.8854024410247803},{"id":"https://openalex.org/keywords/bayesian-information-criterion","display_name":"Bayesian information criterion","score":0.6717408299446106},{"id":"https://openalex.org/keywords/marginal-distribution","display_name":"Marginal distribution","score":0.651665985584259},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6406716108322144},{"id":"https://openalex.org/keywords/weibull-distribution","display_name":"Weibull distribution","score":0.6350301504135132},{"id":"https://openalex.org/keywords/joint-probability-distribution","display_name":"Joint probability distribution","score":0.621596097946167},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.5752203464508057},{"id":"https://openalex.org/keywords/maximum-temperature","display_name":"Maximum temperature","score":0.5406567454338074},{"id":"https://openalex.org/keywords/correlation-coefficient","display_name":"Correlation coefficient","score":0.48247602581977844},{"id":"https://openalex.org/keywords/multivariate-normal-distribution","display_name":"Multivariate normal distribution","score":0.4141230285167694},{"id":"https://openalex.org/keywords/econometrics","display_name":"Econometrics","score":0.3522975444793701},{"id":"https://openalex.org/keywords/multivariate-statistics","display_name":"Multivariate statistics","score":0.30196094512939453},{"id":"https://openalex.org/keywords/climatology","display_name":"Climatology","score":0.20314332842826843},{"id":"https://openalex.org/keywords/random-variable","display_name":"Random variable","score":0.15353986620903015},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.06898662447929382}],"concepts":[{"id":"https://openalex.org/C17618745","wikidata":"https://www.wikidata.org/wiki/Q207509","display_name":"Copula (linguistics)","level":2,"score":0.8854024410247803},{"id":"https://openalex.org/C168136583","wikidata":"https://www.wikidata.org/wiki/Q1988242","display_name":"Bayesian information criterion","level":2,"score":0.6717408299446106},{"id":"https://openalex.org/C165216359","wikidata":"https://www.wikidata.org/wiki/Q670653","display_name":"Marginal distribution","level":3,"score":0.651665985584259},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6406716108322144},{"id":"https://openalex.org/C173291955","wikidata":"https://www.wikidata.org/wiki/Q732332","display_name":"Weibull distribution","level":2,"score":0.6350301504135132},{"id":"https://openalex.org/C18653775","wikidata":"https://www.wikidata.org/wiki/Q1333358","display_name":"Joint probability distribution","level":2,"score":0.621596097946167},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.5752203464508057},{"id":"https://openalex.org/C2985831756","wikidata":"https://www.wikidata.org/wiki/Q107291880","display_name":"Maximum temperature","level":2,"score":0.5406567454338074},{"id":"https://openalex.org/C2780092901","wikidata":"https://www.wikidata.org/wiki/Q3433612","display_name":"Correlation coefficient","level":2,"score":0.48247602581977844},{"id":"https://openalex.org/C177384507","wikidata":"https://www.wikidata.org/wiki/Q1149000","display_name":"Multivariate normal distribution","level":3,"score":0.4141230285167694},{"id":"https://openalex.org/C149782125","wikidata":"https://www.wikidata.org/wiki/Q160039","display_name":"Econometrics","level":1,"score":0.3522975444793701},{"id":"https://openalex.org/C161584116","wikidata":"https://www.wikidata.org/wiki/Q1952580","display_name":"Multivariate statistics","level":2,"score":0.30196094512939453},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.20314332842826843},{"id":"https://openalex.org/C122123141","wikidata":"https://www.wikidata.org/wiki/Q176623","display_name":"Random variable","level":2,"score":0.15353986620903015},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.06898662447929382}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3389/fams.2022.1058011","is_oa":true,"landing_page_url":"https://doi.org/10.3389/fams.2022.1058011","pdf_url":"https://www.frontiersin.org/articles/10.3389/fams.2022.1058011/pdf","source":{"id":"https://openalex.org/S2597085352","display_name":"Frontiers in Applied Mathematics and Statistics","issn_l":"2297-4687","issn":["2297-4687"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Applied Mathematics and Statistics","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:f311b5526182415abd0e3b382b857437","is_oa":true,"landing_page_url":"https://doaj.org/article/f311b5526182415abd0e3b382b857437","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":"Frontiers in Applied Mathematics and Statistics, Vol 8 (2023)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3389/fams.2022.1058011","is_oa":true,"landing_page_url":"https://doi.org/10.3389/fams.2022.1058011","pdf_url":"https://www.frontiersin.org/articles/10.3389/fams.2022.1058011/pdf","source":{"id":"https://openalex.org/S2597085352","display_name":"Frontiers in Applied Mathematics and Statistics","issn_l":"2297-4687","issn":["2297-4687"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Applied Mathematics and Statistics","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","score":0.7699999809265137,"display_name":"Climate action"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4315491143.pdf"},"referenced_works_count":33,"referenced_works":["https://openalex.org/W127074392","https://openalex.org/W788905796","https://openalex.org/W1480667104","https://openalex.org/W1968178762","https://openalex.org/W1972420894","https://openalex.org/W2005216614","https://openalex.org/W2019091981","https://openalex.org/W2022234686","https://openalex.org/W2027036679","https://openalex.org/W2042557026","https://openalex.org/W2058945726","https://openalex.org/W2065376393","https://openalex.org/W2067917425","https://openalex.org/W2070469752","https://openalex.org/W2073077593","https://openalex.org/W2081652617","https://openalex.org/W2114666410","https://openalex.org/W2147871842","https://openalex.org/W2155551183","https://openalex.org/W2177666141","https://openalex.org/W2188584506","https://openalex.org/W2296146392","https://openalex.org/W2507039649","https://openalex.org/W2519869225","https://openalex.org/W2794166214","https://openalex.org/W2884681536","https://openalex.org/W3091324466","https://openalex.org/W4206149930","https://openalex.org/W4243191412","https://openalex.org/W4299417699","https://openalex.org/W6687048355","https://openalex.org/W6697246327","https://openalex.org/W6783733336"],"related_works":["https://openalex.org/W2382619973","https://openalex.org/W1983195306","https://openalex.org/W3144634162","https://openalex.org/W2370645743","https://openalex.org/W2590378564","https://openalex.org/W2356628803","https://openalex.org/W2149581190","https://openalex.org/W2790516007","https://openalex.org/W4315491143","https://openalex.org/W2737120671"],"abstract_inverted_index":{"Objective":[0],"Climate":[1],"change":[2],"has":[3],"effects":[4],"on":[5,155],"the":[6,17,49,65,68,88,98,112,129,145,157,162,167,175,186,243,256,270,274],"economy":[7],"development":[8],"of":[9,24,35,58,196,221,276,280],"any":[10],"country.":[11],"This":[12],"paper":[13],"aimed":[14],"to":[15,63,85,110,142,268,273],"fit":[16],"best":[18,113,176,187],"marginal":[19,50,114,177],"and":[20,28,37,41,55,70,94,103,115,132,144,166,191,207,214,248,259,263],"joint":[21],"distribution":[22,159,182,279],"models":[23,60],"rainfall":[25,42,91,137,190,213,283],"with":[26,75,92,284],"minimum":[27,36,71,93,192,246],"maximum":[29,38,69,95,130,135,146,170,215,257],"temperatures.":[30],"Methods":[31],"The":[32,77,118,134,179,232,261],"average":[33,72,136,244],"values":[34],"monthly":[39],"temperature,":[40],"were":[43,61,108,172,266],"used":[44,84,109],"in":[45,151],"this":[46],"study.":[47],"For":[48],"model,":[51],"five":[52,56],"probability":[53],"distributions":[54],"families":[57],"copula":[59,181,188,209,265],"employed":[62],"show":[64],"interdependence":[66],"between":[67,90,128,242,255],"annual":[73,245,282],"temperature":[74,131,147,171,193,216,247,258,286],"rainfall.":[76,133,260],"Kendall's":[78],"tau":[79,200],"(\u03c4)":[80],"correlation":[81,201,225],"coefficient":[82],"was":[83,138,183,210],"find":[86],"out":[87],"correlations":[89],"temperature.":[96],"Both":[97],"Akaki":[99],"Information":[100],"Criteria":[101],"(AIC)":[102],"Bayesian":[104],"information":[105],"criteria":[106],"(BIC)":[107],"select":[111],"copula.":[116],"Results":[117],"result":[119,233],"revealed":[120],"that":[121,235],"there":[122,236],"is":[123,148,237],"a":[124,238,251,277],"significant":[125,239],"negative":[126,252],"relationship":[127,241,253],"obtained":[139],"from":[140],"June":[141],"August":[143],"almost":[149],"consistent":[150],"all":[152],"months.":[153],"Based":[154],"AIC/BIC,":[156],"Weibull":[158],"for":[160,164,169,189,212],"rainfall,":[161],"Beta":[163],"minimum,":[165],"Gaussian":[168],"identified":[173,184,211],"as":[174,185],"distributions.":[178],"Clayton":[180,262],"(with":[194,217],"parameter":[195,220],"\u03b8":[197,222],"=1.":[198],"21,":[199],"=":[202,223,226],"\u22120.41,":[203],"p":[204,228],"&amp;lt;":[205,229],"0.001),":[206],"Frank":[208,219,264],"unique":[218],"\u22123.94,":[224],"\u22120.38,":[227],"0.001).":[230],"Conclusion":[231],"showed":[234],"positive":[240],"rainfall;":[249],"whereas":[250],"occurred":[254],"found":[267],"be":[269],"most":[271],"appropriate":[272],"model":[275],"bivariate":[278],"mean":[281],"minimum/maximum":[285],"respectively.":[287]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
