{"id":"https://openalex.org/W4390776100","doi":"https://doi.org/10.1016/j.envc.2024.100838","title":"Hybrid KNN-SVM machine learning approach for solar power forecasting","display_name":"Hybrid KNN-SVM machine learning approach for solar power forecasting","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4390776100","doi":"https://doi.org/10.1016/j.envc.2024.100838"},"language":"en","primary_location":{"id":"doi:10.1016/j.envc.2024.100838","doi":"https://doi.org/10.1016/j.envc.2024.100838","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.envc.2024.100838","pdf_url":null,"source":{"id":"https://openalex.org/S4210194378","display_name":"Environmental Challenges","issn_l":"2667-0100","issn":["2667-0100"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","norway-1","poland-20","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Environmental Challenges","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1016/j.envc.2024.100838","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Nishant Saxena","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I91894341","display_name":"Gyan Vihar University","ror":"https://ror.org/048q3sh29","country_code":"IN","type":"education","lineage":["https://openalex.org/I91894341"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Nishant Saxena","raw_affiliation_strings":["Department of Electrical Engineering, Suresh Gyan Vihar University, Jaipur 302017, Rajasthan, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Suresh Gyan Vihar University, Jaipur 302017, Rajasthan, India","institution_ids":["https://openalex.org/I91894341"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024663102","display_name":"Rahul Kumar","orcid":"https://orcid.org/0000-0003-2838-2322","observed_orcids":["https://orcid.org/0000-0003-2838-2322"]},"institutions":[{"id":"https://openalex.org/I110360157","display_name":"Lovely Professional University","ror":"https://ror.org/00et6q107","country_code":"IN","type":"education","lineage":["https://openalex.org/I110360157"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Rahul Kumar","raw_affiliation_strings":["School of Mechanical Engineering, Lovely Professional University, Phagwara, 144401, Punjab, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Mechanical Engineering, Lovely Professional University, Phagwara, 144401, Punjab, India","institution_ids":["https://openalex.org/I110360157"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014807127","display_name":"Yarrapragada K.S.S. Rao","orcid":"https://orcid.org/0000-0002-2633-3298","observed_orcids":["https://orcid.org/0000-0002-2633-3298"]},"institutions":[{"id":"https://openalex.org/I4405262389","display_name":"Aditya University","ror":"https://ror.org/03127q162","country_code":"IN","type":"education","lineage":["https://openalex.org/I4405262389"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Yarrapragada K S S Rao","raw_affiliation_strings":["Department of Mechanical Engineering, Aditya College of Engineering, Surampalem 533437, Andhra Pradesh, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering, Aditya College of Engineering, Surampalem 533437, Andhra Pradesh, India","institution_ids":["https://openalex.org/I4405262389"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077339044","display_name":"Dilbag Singh Mondloe","orcid":"https://orcid.org/0000-0002-1800-3336","observed_orcids":["https://orcid.org/0000-0002-1800-3336"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Dilbag Singh Mondloe","raw_affiliation_strings":["Department of Mechanical Engineering, Jhada Sirha Government Engineering College Jagdalpur, Jagdalpur 494001, Chhattisgarh, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering, Jhada Sirha Government Engineering College Jagdalpur, Jagdalpur 494001, Chhattisgarh, India","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5119884568","display_name":"Nishikant Kishor Dhapekar","orcid":"https://orcid.org/0000-0001-9229-6715","observed_orcids":["https://orcid.org/0000-0001-9229-6715"]},"institutions":[{"id":"https://openalex.org/I179760745","display_name":"Mahaveer Academy of Technology and Science University","ror":"https://ror.org/0292bh813","country_code":"IN","type":"education","lineage":["https://openalex.org/I179760745"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Nishikant Kishor Dhapekar","raw_affiliation_strings":["Department of Civil Engineering, MATS University, Raipur 493441, Chhattisgarh, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Civil Engineering, MATS University, Raipur 493441, Chhattisgarh, India","institution_ids":["https://openalex.org/I179760745"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091434712","display_name":"Abhishek Sharma","orcid":"https://orcid.org/0000-0002-8925-305X","observed_orcids":["https://orcid.org/0000-0002-8925-305X","https://orcid.org/0000-0002-5203-1218"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Abhishek Sharma","raw_affiliation_strings":["Department of Mechanical Engineering, B I T Sindri, Dhanbad 828123, Jharkhand, India"],"raw_orcid":"https://orcid.org/0000-0002-8925-305X","affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering, B I T Sindri, Dhanbad 828123, Jharkhand, India","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020635030","display_name":"Anil Singh Yadav","orcid":"https://orcid.org/0000-0001-6786-2180","observed_orcids":["https://orcid.org/0000-0001-6786-2180"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Anil Singh Yadav","raw_affiliation_strings":["Department of Mechanical Engineering, Bakhtiyarpur College of Engineering (Science, Technology and Technical Education Department, Govt. of Bihar), Bakhtiyarpur 803212, Bihar, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering, Bakhtiyarpur College of Engineering (Science, Technology and Technical Education Department, Govt. of Bihar), Bakhtiyarpur 803212, Bihar, India","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5091434712"],"corresponding_institution_ids":[],"apc_list":{"value":1800,"currency":"USD","value_usd":1800},"apc_paid":{"value":1800,"currency":"USD","value_usd":1800},"fwci":6.321,"has_fulltext":false,"cited_by_count":95,"citation_normalized_percentile":{"value":0.98069241,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"14","issue":null,"first_page":"100838","last_page":"100838"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11276","display_name":"Solar Radiation and Photovoltaics","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11276","display_name":"Solar Radiation and Photovoltaics","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11052","display_name":"Energy Load and Power Forecasting","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10468","display_name":"Photovoltaic System Optimization Techniques","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/solar-power-forecasting","display_name":"photovoltaic power forecasting","score":0.9940000176429749},{"id":"https://openalex.org/keywords/photovoltaic-power-generation","display_name":"photovoltaic power generation","score":0.8569999933242798},{"id":"https://openalex.org/keywords/k-nearest-neighbors","display_name":"k-nearest neighbors","score":0.9300000071525574},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"support vector machine","score":1.0},{"id":"https://openalex.org/keywords/long-short-term-memory","display_name":"long short-term memory","score":0.8220000267028809},{"id":"https://openalex.org/keywords/weather-uncertainty","display_name":"weather uncertainty","score":0.5109999775886536},{"id":"https://openalex.org/keywords/solar-radiation","display_name":"solar radiation","score":0.5590000152587891}],"concepts":[{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.7261803150177002},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.642522931098938},{"id":"https://openalex.org/C41291067","wikidata":"https://www.wikidata.org/wiki/Q1897785","display_name":"Photovoltaic system","level":2,"score":0.5941633582115173},{"id":"https://openalex.org/C188573790","wikidata":"https://www.wikidata.org/wiki/Q12705","display_name":"Renewable energy","level":2,"score":0.5641172528266907},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5008907318115234},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.46778571605682373},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.40436893701553345},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2096330225467682},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/j.envc.2024.100838","doi":"https://doi.org/10.1016/j.envc.2024.100838","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.envc.2024.100838","pdf_url":null,"source":{"id":"https://openalex.org/S4210194378","display_name":"Environmental Challenges","issn_l":"2667-0100","issn":["2667-0100"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","norway-1","poland-20","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Environmental Challenges","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:666cf4ccd14345db936e0ad0a10b1c44","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/666cf4ccd14345db936e0ad0a10b1c44","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,"listed_in":[],"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":"Environmental Challenges, Vol 14, Iss , Pp 100838- (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1016/j.envc.2024.100838","doi":"https://doi.org/10.1016/j.envc.2024.100838","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.envc.2024.100838","pdf_url":null,"source":{"id":"https://openalex.org/S4210194378","display_name":"Environmental Challenges","issn_l":"2667-0100","issn":["2667-0100"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","norway-1","poland-20","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Environmental Challenges","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.9853000044822693,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"},{"score":0.6773999929428101,"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure"},{"score":0.5351999998092651,"id":"https://metadata.un.org/sdg/13","display_name":"Climate action"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W2010615826","https://openalex.org/W2014875319","https://openalex.org/W2989930462","https://openalex.org/W3014003398","https://openalex.org/W3084307327","https://openalex.org/W3184802141","https://openalex.org/W3203933526","https://openalex.org/W4225247416","https://openalex.org/W4229043619","https://openalex.org/W4281685206","https://openalex.org/W4281936363","https://openalex.org/W4285498383","https://openalex.org/W4292840439","https://openalex.org/W4293482590","https://openalex.org/W4304690237","https://openalex.org/W4327924019","https://openalex.org/W4367309548","https://openalex.org/W4382883416","https://openalex.org/W4387637609","https://openalex.org/W4388658742"],"related_works":["https://openalex.org/W7118131502","https://openalex.org/W4401226844","https://openalex.org/W4408499066","https://openalex.org/W7131408583","https://openalex.org/W4417268547","https://openalex.org/W4408132161","https://openalex.org/W4411233374","https://openalex.org/W4414154937","https://openalex.org/W3135734453","https://openalex.org/W7150144953"],"abstract_inverted_index":{"Predictions":[0],"about":[1],"solar":[2,60,63,134],"power":[3,16,61,88,135],"will":[4],"have":[5],"a":[6,65],"significant":[7],"impact":[8],"on":[9,142,209],"large-scale":[10],"renewable":[11],"energy":[12],"plants.":[13],"Photovoltaic":[14,183],"(PV)":[15],"generation":[17],"forecasting":[18,59],"is":[19,52,91,100,116],"particularly":[20],"sensitive":[21],"to":[22,47,84,103],"measuring":[23],"the":[24,56,74,82,105,108,119,133,137,143,150,202,210,221,225,229],"uncertainty":[25],"in":[26,93,127],"weather":[27,154],"conditions.":[28],"Although":[29],"several":[30],"conventional":[31,97,222],"techniques":[32],"like":[33],"long":[34],"short-term":[35],"memory":[36],"(LSTM),":[37],"support":[38],"vector":[39],"machine":[40,67,78],"(SVM),":[41],"etc.":[42],"are":[43],"available,":[44],"but":[45],"due":[46],"some":[48],"restrictions,":[49],"their":[50],"application":[51],"limited.":[53],"To":[54],"enhance":[55],"precision":[57],"of":[58,73,107,121,153],"from":[62,149],"farms,":[64],"hybrid":[66,110,114,226],"learning":[68,79],"model":[69,115],"that":[70],"includes":[71,161],"blends":[72],"K-Nearest":[75],"Neighbor":[76],"(KNN)":[77],"technique":[80,99,204,227],"with":[81,220,231],"SVM":[83],"increase":[85],"reliability":[86],"for":[87],"system":[89],"operators":[90],"proposed":[92,109,203],"this":[94],"investigation.":[95],"The":[96,112,158,187],"LSTM":[98,223],"also":[101],"implemented":[102],"compare":[104],"performance":[106,212],"technique.":[111],"suggested":[113,138],"improved":[117,228],"by":[118],"use":[120],"structural":[122],"diversity":[123,126],"and":[124,129,180,198,217],"data":[125,151,159,189],"KNN":[128],"SVM,":[130],"respectively.":[131],"For":[132],"predictions,":[136],"method":[139],"was":[140],"tested":[141],"Jodhpur":[144],"real-time":[145],"series":[146],"dataset":[147],"obtained":[148],"centers":[152],"stations":[155],"using":[156],"Meteonorm.":[157],"set":[160],"metrics":[162],"such":[163],"as":[164],"Hourly":[165,169,174,181],"Average":[166],"Temperature":[167],"(HAT),":[168],"Total":[170,175,182],"Sunlight":[171],"Duration":[172],"(HTSD),":[173],"Global":[176],"Solar":[177],"Radiation":[178],"(HTGSR),":[179],"Energy":[184],"Generation":[185],"(HTPEG).":[186],"collated":[188],"has":[190],"been":[191],"segmented":[192],"into":[193],"training":[194],"data,":[195,197],"validation":[196],"testing":[199],"data.":[200],"Furthermore,":[201],"performed":[205],"better":[206],"when":[207],"evaluated":[208],"three":[211],"indices,":[213],"viz.,":[214],"accuracy,":[215],"sensitivity,":[216],"specificity.":[218],"Compared":[219],"technique,":[224],"prediction":[230],"98%":[232],"accuracy.":[233]},"counts_by_year":[{"year":2026,"cited_by_count":32},{"year":2025,"cited_by_count":45},{"year":2024,"cited_by_count":18}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2024-01-13T00:00:00"}
