{"id":"https://openalex.org/W7138184629","doi":"https://doi.org/10.48550/arxiv.2603.14845","title":"Integrating Weather Foundation Model and Satellite to Enable Fine-Grained Solar Irradiance Forecasting","display_name":"Integrating Weather Foundation Model and Satellite to Enable Fine-Grained Solar Irradiance Forecasting","publication_year":2026,"publication_date":"2026-03-16","ids":{"openalex":"https://openalex.org/W7138184629","doi":"https://doi.org/10.48550/arxiv.2603.14845"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2603.14845","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.14845","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2603.14845","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5113116680","display_name":"Ziqing Ma","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Ma, Ziqing","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112143123","display_name":"Kai Ying","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ying, Kai","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129723130","display_name":"Xinyue Gu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gu, Xinyue","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129677028","display_name":"Tian Zhou","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhou, Tian","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129660491","display_name":"Tianyu Zhu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhu, Tianyu","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082141301","display_name":"H. Zhang","orcid":"https://orcid.org/0000-0002-7739-2060"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang, Haifan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069211368","display_name":"Peisong Niu","orcid":"https://orcid.org/0009-0007-7023-0900"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Niu, Peisong","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129716783","display_name":"Wang Zheng","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wang, Zheng","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129725920","display_name":"Cong Bai","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Bai, Cong","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5129694197","display_name":"Liang Sun","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sun, Liang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":10,"corresponding_author_ids":["https://openalex.org/A5113116680"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11276","display_name":"Solar Radiation and Photovoltaics","score":0.9681000113487244,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11276","display_name":"Solar Radiation and Photovoltaics","score":0.9681000113487244,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10251","display_name":"Solar and Space Plasma Dynamics","score":0.00860000029206276,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10466","display_name":"Meteorological Phenomena and Simulations","score":0.00839999970048666,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.6955000162124634},{"id":"https://openalex.org/keywords/solar-irradiance","display_name":"Solar irradiance","score":0.6735000014305115},{"id":"https://openalex.org/keywords/geostationary-orbit","display_name":"Geostationary orbit","score":0.6474999785423279},{"id":"https://openalex.org/keywords/numerical-weather-prediction","display_name":"Numerical weather prediction","score":0.4964999854564667},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.48100000619888306},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.4763999879360199},{"id":"https://openalex.org/keywords/international-satellite-cloud-climatology-project","display_name":"International Satellite Cloud Climatology Project","score":0.4650999903678894},{"id":"https://openalex.org/keywords/irradiance","display_name":"Irradiance","score":0.46000000834465027},{"id":"https://openalex.org/keywords/geostationary-operational-environmental-satellite","display_name":"Geostationary Operational Environmental Satellite","score":0.4359000027179718},{"id":"https://openalex.org/keywords/solar-resource","display_name":"Solar Resource","score":0.42809998989105225}],"concepts":[{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.7111999988555908},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6955000162124634},{"id":"https://openalex.org/C9695528","wikidata":"https://www.wikidata.org/wiki/Q7556707","display_name":"Solar irradiance","level":2,"score":0.6735000014305115},{"id":"https://openalex.org/C16405173","wikidata":"https://www.wikidata.org/wiki/Q192316","display_name":"Geostationary orbit","level":3,"score":0.6474999785423279},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6355000138282776},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5130000114440918},{"id":"https://openalex.org/C147947694","wikidata":"https://www.wikidata.org/wiki/Q837552","display_name":"Numerical weather prediction","level":2,"score":0.4964999854564667},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.48100000619888306},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.4763999879360199},{"id":"https://openalex.org/C144402933","wikidata":"https://www.wikidata.org/wiki/Q6052840","display_name":"International Satellite Cloud Climatology Project","level":4,"score":0.4650999903678894},{"id":"https://openalex.org/C46423501","wikidata":"https://www.wikidata.org/wiki/Q830654","display_name":"Irradiance","level":2,"score":0.46000000834465027},{"id":"https://openalex.org/C104110773","wikidata":"https://www.wikidata.org/wiki/Q976688","display_name":"Geostationary Operational Environmental Satellite","level":3,"score":0.4359000027179718},{"id":"https://openalex.org/C2778676262","wikidata":"https://www.wikidata.org/wiki/Q7555952","display_name":"Solar Resource","level":3,"score":0.42809998989105225},{"id":"https://openalex.org/C21001229","wikidata":"https://www.wikidata.org/wiki/Q182868","display_name":"Weather forecasting","level":2,"score":0.40799999237060547},{"id":"https://openalex.org/C541104983","wikidata":"https://www.wikidata.org/wiki/Q40015","display_name":"Solar energy","level":2,"score":0.39640000462532043},{"id":"https://openalex.org/C141505278","wikidata":"https://www.wikidata.org/wiki/Q209363","display_name":"Weather satellite","level":3,"score":0.38760000467300415},{"id":"https://openalex.org/C2777618391","wikidata":"https://www.wikidata.org/wiki/Q1483757","display_name":"Solar power","level":3,"score":0.37700000405311584},{"id":"https://openalex.org/C2781013037","wikidata":"https://www.wikidata.org/wiki/Q1433331","display_name":"Nowcasting","level":2,"score":0.36570000648498535},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3407999873161316},{"id":"https://openalex.org/C41291067","wikidata":"https://www.wikidata.org/wiki/Q1897785","display_name":"Photovoltaic system","level":2,"score":0.3370000123977661},{"id":"https://openalex.org/C423512","wikidata":"https://www.wikidata.org/wiki/Q383973","display_name":"Electricity generation","level":3,"score":0.31949999928474426},{"id":"https://openalex.org/C105306849","wikidata":"https://www.wikidata.org/wiki/Q81054","display_name":"Storm","level":2,"score":0.2948000133037567},{"id":"https://openalex.org/C3018785420","wikidata":"https://www.wikidata.org/wiki/Q209363","display_name":"Meteorological satellite","level":4,"score":0.2840999960899353},{"id":"https://openalex.org/C151325931","wikidata":"https://www.wikidata.org/wiki/Q584093","display_name":"Space weather","level":2,"score":0.27619999647140503},{"id":"https://openalex.org/C118365302","wikidata":"https://www.wikidata.org/wiki/Q4817115","display_name":"Atmospheric model","level":2,"score":0.27250000834465027},{"id":"https://openalex.org/C163109420","wikidata":"https://www.wikidata.org/wiki/Q287011","display_name":"Global Forecast System","level":3,"score":0.26829999685287476},{"id":"https://openalex.org/C102561126","wikidata":"https://www.wikidata.org/wiki/Q17164865","display_name":"Tropical cyclone forecast model","level":3,"score":0.26820001006126404},{"id":"https://openalex.org/C51399673","wikidata":"https://www.wikidata.org/wiki/Q504027","display_name":"Lidar","level":2,"score":0.2635999917984009},{"id":"https://openalex.org/C2987528665","wikidata":"https://www.wikidata.org/wiki/Q854845","display_name":"Earth observation satellite","level":3,"score":0.2632000148296356},{"id":"https://openalex.org/C63991900","wikidata":"https://www.wikidata.org/wiki/Q1469559","display_name":"Diurnal cycle","level":2,"score":0.26179999113082886},{"id":"https://openalex.org/C2781468064","wikidata":"https://www.wikidata.org/wiki/Q1267117","display_name":"Lead time","level":2,"score":0.2522999942302704}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2603.14845","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.14845","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2603.14845","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.14845","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Accurate":[0],"day-ahead":[1],"solar":[2,9,151],"irradiance":[3,77],"forecasting":[4,153],"is":[5,165],"essential":[6],"for":[7],"integrating":[8],"energy":[10],"into":[11],"the":[12,21],"power":[13,152],"grid.":[14],"However,":[15],"it":[16],"remains":[17],"challenging":[18],"due":[19],"to":[20,74],"pronounced":[22],"diurnal":[23],"cycle":[24],"and":[25,94,109,133,139],"inherently":[26],"complex":[27],"cloud":[28,92,105],"dynamics.":[29],"Current":[30],"methods":[31],"either":[32],"lack":[33],"fine-scale":[34,104],"resolution":[35],"(e.g.,":[36,49,91],"numerical":[37],"weather":[38,40,66],"prediction,":[39],"foundation":[41,67],"models)":[42],"or":[43],"degrade":[44],"at":[45,79,167],"longer":[46],"lead":[47],"times":[48],"satellite":[50,72,108],"extrapolation).":[51],"We":[52],"propose":[53],"Baguan-solar,":[54],"a":[55,64],"two-stage":[56,84],"multimodal":[57],"framework":[58],"that":[59],"fuses":[60],"forecasts":[61,78,87],"from":[62,107,112],"Baguan,":[63,132],"global":[65],"model,":[68],"with":[69],"high-resolution":[70],"geostationary":[71],"imagery":[73],"produce":[75],"24-hour":[76],"kilometer":[80],"scale.":[81],"Its":[82],"decoupled":[83],"design":[85],"first":[86],"day-night":[88],"continuous":[89],"intermediates":[90],"cover)":[93],"then":[95],"infers":[96],"irradiance,":[97],"while":[98],"its":[99],"modality":[100],"fusion":[101],"jointly":[102],"preserves":[103],"structures":[106],"large-scale":[110],"constraints":[111],"Baguan":[113],"forecasts.":[114],"Evaluated":[115],"over":[116],"East":[117],"Asia":[118],"using":[119],"CLDAS":[120],"as":[121],"ground":[122],"truth,":[123],"Baguan-solar":[124,148],"outperforms":[125],"strong":[126],"baselines":[127],"(including":[128],"ECMWF":[129],"IFS,":[130],"vanilla":[131],"SolarSeer),":[134],"reducing":[135],"RMSE":[136],"by":[137],"16.08%":[138],"better":[140],"resolving":[141],"cloud-induced":[142],"transients.":[143],"An":[144],"operational":[145],"deployment":[146],"of":[147],"has":[149],"supported":[150],"in":[154,158],"an":[155],"eastern":[156],"province":[157],"China,":[159],"since":[160],"July":[161],"2025.":[162],"Our":[163],"code":[164],"accessible":[166],"https://github.com/DAMO-DI-ML/Baguan-solar.git.":[168]},"counts_by_year":[],"updated_date":"2026-05-01T06:04:38.248271","created_date":"2026-03-18T00:00:00"}