{"id":"https://openalex.org/W2620551719","doi":"https://doi.org/10.1017/s1743921316012989","title":"An Effective Method for Modeling Two-dimensional Sky Background of LAMOST","display_name":"An Effective Method for Modeling Two-dimensional Sky Background of LAMOST","publication_year":2016,"publication_date":"2016-10-01","ids":{"openalex":"https://openalex.org/W2620551719","doi":"https://doi.org/10.1017/s1743921316012989","mag":"2620551719"},"language":"en","primary_location":{"id":"doi:10.1017/s1743921316012989","is_oa":true,"landing_page_url":"https://doi.org/10.1017/s1743921316012989","pdf_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/12E134A1286FE50968074AF81868C46D/S1743921316012989a.pdf/div-class-title-an-effective-method-for-modeling-two-dimensional-sky-background-of-lamost-div.pdf","source":{"id":"https://openalex.org/S4210212087","display_name":"Proceedings of the International Astronomical Union","issn_l":"1743-9213","issn":["1743-9213","1743-9221"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the International Astronomical Union","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/12E134A1286FE50968074AF81868C46D/S1743921316012989a.pdf/div-class-title-an-effective-method-for-modeling-two-dimensional-sky-background-of-lamost-div.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5072332241","display_name":"Hasitieer Haerken","orcid":"https://orcid.org/0000-0001-7513-3316"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]},{"id":"https://openalex.org/I4210164580","display_name":"National Astronomical Observatories","ror":"https://ror.org/058pyyv44","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210164580"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hasitieer Haerken","raw_affiliation_strings":["Image Processing and Pattern Recognition Laboratory, Beijing Normal University, 100875, Beijing, China","National Astronomical Observatories & Chinese Academy of Sciences, 100012 Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Image Processing and Pattern Recognition Laboratory, Beijing Normal University, 100875, Beijing, China","institution_ids":["https://openalex.org/I25254941"]},{"raw_affiliation_string":"National Astronomical Observatories & Chinese Academy of Sciences, 100012 Beijing, China","institution_ids":["https://openalex.org/I4210164580","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084694395","display_name":"Fuqing Duan","orcid":"https://orcid.org/0000-0002-3849-8532"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fuqing Duan","raw_affiliation_strings":["Image Processing and Pattern Recognition Laboratory, Beijing Normal University, 100875, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Image Processing and Pattern Recognition Laboratory, Beijing Normal University, 100875, Beijing, China","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102841904","display_name":"Jiannan Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210164580","display_name":"National Astronomical Observatories","ror":"https://ror.org/058pyyv44","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210164580"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiannan Zhang","raw_affiliation_strings":["National Astronomical Observatories & Chinese Academy of Sciences, 100012 Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-4569-2752","affiliations":[{"raw_affiliation_string":"National Astronomical Observatories & Chinese Academy of Sciences, 100012 Beijing, China","institution_ids":["https://openalex.org/I4210164580","https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020083340","display_name":"Ping Guo","orcid":"https://orcid.org/0000-0002-7122-1084"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ping Guo","raw_affiliation_strings":["Image Processing and Pattern Recognition Laboratory, Beijing Normal University, 100875, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Image Processing and Pattern Recognition Laboratory, Beijing Normal University, 100875, Beijing, China","institution_ids":["https://openalex.org/I25254941"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5072332241"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I25254941","https://openalex.org/I4210164580"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.18046325,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"12","issue":"S325","first_page":"63","last_page":"66"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11484","display_name":"Adaptive optics and wavefront sensing","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11484","display_name":"Adaptive optics and wavefront sensing","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T14163","display_name":"Astronomical Observations and Instrumentation","score":0.9904000163078308,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T12389","display_name":"Infrared Target Detection Methodologies","score":0.9836000204086304,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/lamost","display_name":"LAMOST","score":0.9643384218215942},{"id":"https://openalex.org/keywords/sky","display_name":"Sky","score":0.9209549427032471},{"id":"https://openalex.org/keywords/skylight","display_name":"Skylight","score":0.7309212684631348},{"id":"https://openalex.org/keywords/spectral-line","display_name":"Spectral line","score":0.5760352611541748},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4551825225353241},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4273073375225067},{"id":"https://openalex.org/keywords/astrophysics","display_name":"Astrophysics","score":0.4243987202644348},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.41244882345199585},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.37062931060791016},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.3602531850337982},{"id":"https://openalex.org/keywords/astronomy","display_name":"Astronomy","score":0.3554803133010864},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.1786392629146576},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.16036447882652283}],"concepts":[{"id":"https://openalex.org/C2778139282","wikidata":"https://www.wikidata.org/wiki/Q1513326","display_name":"LAMOST","level":3,"score":0.9643384218215942},{"id":"https://openalex.org/C73329638","wikidata":"https://www.wikidata.org/wiki/Q527","display_name":"Sky","level":2,"score":0.9209549427032471},{"id":"https://openalex.org/C2780574069","wikidata":"https://www.wikidata.org/wiki/Q2712955","display_name":"Skylight","level":2,"score":0.7309212684631348},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.5760352611541748},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4551825225353241},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4273073375225067},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.4243987202644348},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.41244882345199585},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.37062931060791016},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3602531850337982},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.3554803133010864},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.1786392629146576},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.16036447882652283},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1017/s1743921316012989","is_oa":true,"landing_page_url":"https://doi.org/10.1017/s1743921316012989","pdf_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/12E134A1286FE50968074AF81868C46D/S1743921316012989a.pdf/div-class-title-an-effective-method-for-modeling-two-dimensional-sky-background-of-lamost-div.pdf","source":{"id":"https://openalex.org/S4210212087","display_name":"Proceedings of the International Astronomical Union","issn_l":"1743-9213","issn":["1743-9213","1743-9221"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the International Astronomical Union","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1017/s1743921316012989","is_oa":true,"landing_page_url":"https://doi.org/10.1017/s1743921316012989","pdf_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/12E134A1286FE50968074AF81868C46D/S1743921316012989a.pdf/div-class-title-an-effective-method-for-modeling-two-dimensional-sky-background-of-lamost-div.pdf","source":{"id":"https://openalex.org/S4210212087","display_name":"Proceedings of the International Astronomical Union","issn_l":"1743-9213","issn":["1743-9213","1743-9221"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the International Astronomical Union","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6536172365","display_name":null,"funder_award_id":"U1531242","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7012482505","display_name":null,"funder_award_id":"61375045","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8327227278","display_name":null,"funder_award_id":"U1531242","funder_id":"https://openalex.org/F4320321133","funder_display_name":"Chinese Academy of Sciences"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321133","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35"},{"id":"https://openalex.org/F4320326446","display_name":"National Development and Reform Commission","ror":"https://ror.org/017a59b72"},{"id":"https://openalex.org/F4320336283","display_name":"National Astronomical Observatories, Chinese Academy of Sciences","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2620551719.pdf","grobid_xml":"https://content.openalex.org/works/W2620551719.grobid-xml"},"referenced_works_count":11,"referenced_works":["https://openalex.org/W1601286027","https://openalex.org/W1972044422","https://openalex.org/W2002052020","https://openalex.org/W2008204335","https://openalex.org/W2032132937","https://openalex.org/W2080652627","https://openalex.org/W2093824600","https://openalex.org/W2108969378","https://openalex.org/W2125312481","https://openalex.org/W2136410814","https://openalex.org/W3103987818"],"related_works":["https://openalex.org/W2206340839","https://openalex.org/W3046264008","https://openalex.org/W2057088669","https://openalex.org/W1975848319","https://openalex.org/W2353395663","https://openalex.org/W2904286966","https://openalex.org/W2620551719","https://openalex.org/W2034556059","https://openalex.org/W2061390130","https://openalex.org/W3147932474"],"abstract_inverted_index":{"Abstract":[0],"Each":[1],"CCD":[2],"of":[3],"LAMOST":[4],"accommodates":[5],"250":[6,69],"spectra,":[7],"while":[8],"about":[9],"40":[10,39,80],"are":[11,82],"used":[12],"to":[13,21,49,97],"observe":[14],"sky":[15,25,40,52,63,124],"background":[16,26,125],"during":[17],"real":[18],"observations.":[19],"How":[20],"estimate":[22],"the":[23,30,37,43,51,67,79,99,104,108,122,133,138,144],"unknown":[24],"information":[27],"hidden":[28],"in":[29],"observed":[31,68,77,102],"210":[32,105],"celestial":[33],"spectra":[34,41,71,101],"by":[35,78,103],"using":[36],"known":[38],"is":[42,57,95,141],"problem":[44],"we":[45],"solve.":[46],"In":[47],"order":[48],"model":[50,126,140],"background,":[53],"usually":[54],"a":[55,85],"pre-observation":[56],"performed":[58],"with":[59,107],"all":[60],"fibers":[61,81,106],"observing":[62],"background.":[64],"We":[65,112],"use":[66],"skylight":[70,100],"as":[72,84],"training":[73],"data,":[74],"where":[75],"those":[76],"considered":[83],"base":[86,109],"vector":[87,110],"set.":[88,111],"The":[89],"Locality-constrained":[90],"Linear":[91],"Coding":[92],"(LLC)":[93],"technique":[94],"utilized":[96],"represent":[98],"also":[113],"segment":[114],"each":[115,128],"spectrum":[116],"into":[117],"small":[118],"parts,":[119],"and":[120,136],"establish":[121],"local":[123,139],"for":[127],"part.":[129],"Experimental":[130],"results":[131],"validate":[132],"proposed":[134],"method,":[135],"show":[137],"better":[142],"than":[143],"global":[145],"model.":[146]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}