{"id":"https://openalex.org/W7204650044","doi":"https://doi.org/10.1007/s13399-026-07228-1","title":"Optimization of anaerobic digestion of oil palm empty fruit bunch for enhanced biogas production using advanced optimization algorithms","display_name":"Optimization of anaerobic digestion of oil palm empty fruit bunch for enhanced biogas production using advanced optimization algorithms","publication_year":2026,"publication_date":"2026-08-29","ids":{"openalex":"https://openalex.org/W7204650044","doi":"https://doi.org/10.1007/s13399-026-07228-1"},"language":"en","primary_location":{"id":"doi:10.1007/s13399-026-07228-1","doi":"https://doi.org/10.1007/s13399-026-07228-1","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s13399-026-07228-1","pdf_url":null,"source":{"id":"https://openalex.org/S2764923638","display_name":"Biomass Conversion and Biorefinery","issn_l":"2190-6815","issn":["2190-6815","2190-6823"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Biomass Conversion and Biorefinery","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5037965692","display_name":"Idowu Olugbenga Adewumi","orcid":"https://orcid.org/0000-0002-7005-3306","observed_orcids":["https://orcid.org/0000-0002-7005-3306"]},"institutions":[{"id":"https://openalex.org/I98220444","display_name":"Michael Okpara University of Agriculture","ror":"https://ror.org/050850526","country_code":"NG","type":"education","lineage":["https://openalex.org/I98220444"]}],"countries":["NG"],"is_corresponding":true,"raw_author_name":"Idowu Olugbenga Adewumi","raw_affiliation_strings":["Department of Agricultural & Bio-environmental Engineering, School of Engineering, Federal College of Agriculture, Ibadan, Nigeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agricultural & Bio-environmental Engineering, School of Engineering, Federal College of Agriculture, Ibadan, Nigeria","institution_ids":["https://openalex.org/I98220444"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017051829","display_name":"Babajide Saheed Kosemani","orcid":"https://orcid.org/0000-0002-4602-3254","observed_orcids":["https://orcid.org/0000-0002-4602-3254"]},"institutions":[{"id":"https://openalex.org/I894372087","display_name":"Olabisi Onabanjo University","ror":"https://ror.org/05jt4c572","country_code":"NG","type":"education","lineage":["https://openalex.org/I894372087"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"Babajide Saheed Kosemani","raw_affiliation_strings":["Department of Agricultural Engineering, College of Engineering and Environmental Studies, Faculty of Engineering, Olabisi Onabanjo University, Ago Iwoye, Ogun State, PMB 2002, Nigeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agricultural Engineering, College of Engineering and Environmental Studies, Faculty of Engineering, Olabisi Onabanjo University, Ago Iwoye, Ogun State, PMB 2002, Nigeria","institution_ids":["https://openalex.org/I894372087"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077134364","display_name":"Bukola Olanrewaju Afolabi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I98220444","display_name":"Michael Okpara University of Agriculture","ror":"https://ror.org/050850526","country_code":"NG","type":"education","lineage":["https://openalex.org/I98220444"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"Bukola Olanrewaju Afolabi","raw_affiliation_strings":["Department of Agricultural & Bio-environmental Engineering, School of Engineering, Federal College of Agriculture, Ibadan, Nigeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agricultural & Bio-environmental Engineering, School of Engineering, Federal College of Agriculture, Ibadan, Nigeria","institution_ids":["https://openalex.org/I98220444"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5148573728","display_name":"Ashom Joshua","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I98220444","display_name":"Michael Okpara University of Agriculture","ror":"https://ror.org/050850526","country_code":"NG","type":"education","lineage":["https://openalex.org/I98220444"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"Ashom Joshua","raw_affiliation_strings":["Department of Computer Science, School of Engineering, Federal College of Agriculture, Ibadan, Nigeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, School of Engineering, Federal College of Agriculture, Ibadan, Nigeria","institution_ids":["https://openalex.org/I98220444"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5148598263","display_name":"Otse Moses Okpekwu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I98220444","display_name":"Michael Okpara University of Agriculture","ror":"https://ror.org/050850526","country_code":"NG","type":"education","lineage":["https://openalex.org/I98220444"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"Otse Moses Okpekwu","raw_affiliation_strings":["Department of Computer Science, School of Engineering, Federal College of Agriculture, Ibadan, Nigeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, School of Engineering, Federal College of Agriculture, Ibadan, Nigeria","institution_ids":["https://openalex.org/I98220444"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5148599374","display_name":"Akeem Olayemi Ojo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I98220444","display_name":"Michael Okpara University of Agriculture","ror":"https://ror.org/050850526","country_code":"NG","type":"education","lineage":["https://openalex.org/I98220444"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"Akeem Olayemi Ojo","raw_affiliation_strings":["Department of Computer Science, School of Engineering, Federal College of Agriculture, Ibadan, Nigeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, School of Engineering, Federal College of Agriculture, Ibadan, Nigeria","institution_ids":["https://openalex.org/I98220444"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5037965692"],"corresponding_institution_ids":["https://openalex.org/I98220444"],"apc_list":{"value":3990,"currency":"USD","value_usd":3990},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"16","issue":"17","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10284","display_name":"Anaerobic Digestion and Biogas Production","score":0.9961000084877014,"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/T10284","display_name":"Anaerobic Digestion and Biogas Production","score":0.9961000084877014,"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/T10171","display_name":"Biofuel production and bioconversion","score":0.000699999975040555,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10088","display_name":"Thermochemical Biomass Conversion Processes","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/2103","display_name":"Fuel Technology"},"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/anaerobic-digestion","display_name":"anaerobic digestion","score":0.9559999704360962},{"id":"https://openalex.org/keywords/oil-palm-empty-fruit-bunch","display_name":"empty fruit bunch","score":0.9990000128746033},{"id":"https://openalex.org/keywords/biogas-production","display_name":"biogas production","score":0.9679999947547913},{"id":"https://openalex.org/keywords/methane-yield","display_name":"methane yield","score":0.8149999976158142},{"id":"https://openalex.org/keywords/operational-condition-optimization","display_name":"operational condition optimization","score":0.621999979019165},{"id":"https://openalex.org/keywords/evolutionary-optimization","display_name":"evolutionary optimization","score":0.5120000243186951},{"id":"https://openalex.org/keywords/explainable-ai","display_name":"explainable AI","score":0.8849999904632568},{"id":"https://openalex.org/keywords/machine-learning-prediction-models","display_name":"machine learning prediction models","score":0.6819999814033508},{"id":"https://openalex.org/keywords/lignocellulosic-biomass","display_name":"lignocellulosic biomass","score":0.8640000224113464},{"id":"https://openalex.org/keywords/temperature","display_name":"temperature","score":0.6029999852180481},{"id":"https://openalex.org/keywords/organic-loading-rate","display_name":"organic loading rate","score":0.9520000219345093},{"id":"https://openalex.org/keywords/hydraulic-retention-time","display_name":"hydraulic retention time","score":0.996999979019165},{"id":"https://openalex.org/keywords/c-n-ratio","display_name":"C/N ratio","score":0.9539999961853027},{"id":"https://openalex.org/keywords/ph","display_name":"pH","score":0.49399998784065247},{"id":"https://openalex.org/keywords/cellulose-content","display_name":"cellulose content","score":0.9229999780654907},{"id":"https://openalex.org/keywords/oil-palm-waste","display_name":"oil palm waste","score":0.6740000247955322},{"id":"https://openalex.org/keywords/process-intensification","display_name":"process intensification","score":0.39899998903274536},{"id":"https://openalex.org/keywords/biogas-upgrading","display_name":"biogas upgrading","score":0.3919999897480011}],"concepts":[{"id":"https://openalex.org/C499616599","wikidata":"https://www.wikidata.org/wiki/Q555853","display_name":"Anaerobic digestion","level":3,"score":0.7433000206947327},{"id":"https://openalex.org/C150217764","wikidata":"https://www.wikidata.org/wiki/Q6803607","display_name":"Mean absolute percentage error","level":3,"score":0.7057999968528748},{"id":"https://openalex.org/C75212476","wikidata":"https://www.wikidata.org/wiki/Q171076","display_name":"Biogas","level":2,"score":0.6360999941825867},{"id":"https://openalex.org/C48921125","wikidata":"https://www.wikidata.org/wiki/Q10861030","display_name":"Linear regression","level":2,"score":0.5583000183105469},{"id":"https://openalex.org/C516920438","wikidata":"https://www.wikidata.org/wiki/Q37129","display_name":"Methane","level":2,"score":0.5471000075340271},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.5335999727249146},{"id":"https://openalex.org/C2988237154","wikidata":"https://www.wikidata.org/wiki/Q231458","display_name":"Palm oil","level":2,"score":0.4968000054359436},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.47609999775886536},{"id":"https://openalex.org/C528095902","wikidata":"https://www.wikidata.org/wiki/Q2283886","display_name":"Pulp and paper industry","level":1,"score":0.45739999413490295},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.44609999656677246},{"id":"https://openalex.org/C188154048","wikidata":"https://www.wikidata.org/wiki/Q6803609","display_name":"Mean absolute error","level":3,"score":0.4163999855518341},{"id":"https://openalex.org/C45804977","wikidata":"https://www.wikidata.org/wiki/Q7239673","display_name":"Predictive modelling","level":2,"score":0.41339999437332153},{"id":"https://openalex.org/C2779798302","wikidata":"https://www.wikidata.org/wiki/Q165403","display_name":"Elaeis guineensis","level":3,"score":0.40709999203681946},{"id":"https://openalex.org/C122383733","wikidata":"https://www.wikidata.org/wiki/Q865920","display_name":"Approximation error","level":2,"score":0.40450000762939453},{"id":"https://openalex.org/C53991642","wikidata":"https://www.wikidata.org/wiki/Q128991","display_name":"Biofuel","level":2,"score":0.39570000767707825},{"id":"https://openalex.org/C83546350","wikidata":"https://www.wikidata.org/wiki/Q1139051","display_name":"Regression","level":2,"score":0.39570000767707825},{"id":"https://openalex.org/C167085575","wikidata":"https://www.wikidata.org/wiki/Q6803654","display_name":"Mean squared prediction error","level":2,"score":0.3903999924659729},{"id":"https://openalex.org/C2779251873","wikidata":"https://www.wikidata.org/wiki/Q80294","display_name":"Cellulose","level":2,"score":0.3792000114917755},{"id":"https://openalex.org/C156380964","wikidata":"https://www.wikidata.org/wiki/Q18556","display_name":"Bioenergy","level":3,"score":0.3671000003814697},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3544999957084656},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.337799996137619},{"id":"https://openalex.org/C128990827","wikidata":"https://www.wikidata.org/wiki/Q192830","display_name":"Coefficient of determination","level":2,"score":0.33390000462532043},{"id":"https://openalex.org/C188573790","wikidata":"https://www.wikidata.org/wiki/Q12705","display_name":"Renewable energy","level":2,"score":0.326200008392334},{"id":"https://openalex.org/C152877465","wikidata":"https://www.wikidata.org/wiki/Q208042","display_name":"Regression analysis","level":2,"score":0.3208000063896179},{"id":"https://openalex.org/C129360787","wikidata":"https://www.wikidata.org/wiki/Q2466917","display_name":"Total dissolved solids","level":2,"score":0.3010999858379364},{"id":"https://openalex.org/C85617194","wikidata":"https://www.wikidata.org/wiki/Q2072794","display_name":"Particle swarm optimization","level":2,"score":0.29829999804496765},{"id":"https://openalex.org/C169258074","wikidata":"https://www.wikidata.org/wiki/Q245748","display_name":"Random forest","level":2,"score":0.2896000146865845},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.2867000102996826},{"id":"https://openalex.org/C2778348673","wikidata":"https://www.wikidata.org/wiki/Q739302","display_name":"Production (economics)","level":2,"score":0.2808000147342682},{"id":"https://openalex.org/C186060115","wikidata":"https://www.wikidata.org/wiki/Q30336093","display_name":"Biological system","level":1,"score":0.2800999879837036},{"id":"https://openalex.org/C27181475","wikidata":"https://www.wikidata.org/wiki/Q541014","display_name":"Cross-validation","level":2,"score":0.2736999988555908},{"id":"https://openalex.org/C21880701","wikidata":"https://www.wikidata.org/wiki/Q2144042","display_name":"Process engineering","level":1,"score":0.2635999917984009},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.26010000705718994},{"id":"https://openalex.org/C188287460","wikidata":"https://www.wikidata.org/wiki/Q555857","display_name":"Chemical oxygen demand","level":3,"score":0.25949999690055847},{"id":"https://openalex.org/C159149176","wikidata":"https://www.wikidata.org/wiki/Q14489129","display_name":"Evolutionary algorithm","level":2,"score":0.2578999996185303},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.25690001249313354}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s13399-026-07228-1","doi":"https://doi.org/10.1007/s13399-026-07228-1","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s13399-026-07228-1","pdf_url":null,"source":{"id":"https://openalex.org/S2764923638","display_name":"Biomass Conversion and Biorefinery","issn_l":"2190-6815","issn":["2190-6815","2190-6823"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Biomass Conversion and Biorefinery","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/12","score":0.8799999952316284,"display_name":"Responsible consumption and production"},{"id":"https://metadata.un.org/sdg/7","score":0.878000020980835,"display_name":"Affordable and clean energy"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W4391986044","https://openalex.org/W4392546114","https://openalex.org/W4402909679","https://openalex.org/W4408170380","https://openalex.org/W4409270854","https://openalex.org/W4416133582","https://openalex.org/W7083303468"],"related_works":["https://openalex.org/W4311564975","https://openalex.org/W2018678331","https://openalex.org/W4306173513","https://openalex.org/W2097009311","https://openalex.org/W3004677376","https://openalex.org/W3041868954","https://openalex.org/W4410050736","https://openalex.org/W4378190403","https://openalex.org/W3087763266","https://openalex.org/W2336901645"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2026-08-30T00:00:00"}
