{"id":"https://openalex.org/W2804930416","doi":"https://doi.org/10.1109/stc-csit.2018.8526686","title":"Machine-Learning Identification of Extragalactic Objects in the Optical-Infrared All-Sky Surveys","display_name":"Machine-Learning Identification of Extragalactic Objects in the Optical-Infrared All-Sky Surveys","publication_year":2018,"publication_date":"2018-09-01","ids":{"openalex":"https://openalex.org/W2804930416","doi":"https://doi.org/10.1109/stc-csit.2018.8526686","mag":"2804930416"},"language":"en","primary_location":{"id":"doi:10.1109/stc-csit.2018.8526686","is_oa":false,"landing_page_url":"https://doi.org/10.1109/stc-csit.2018.8526686","pdf_url":null,"source":{"id":"https://openalex.org/S4306498307","display_name":"2018 IEEE 13th International Scientific and Technical Conference on Computer Sciences and Information Technologies (CSIT)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE 13th International Scientific and Technical Conference on Computer Sciences and Information Technologies (CSIT)","raw_type":"proceedings-article"},"type":"preprint","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1805.08160","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5003725176","display_name":"Vladislav Khramtsov","orcid":"https://orcid.org/0000-0003-1744-7071"},"institutions":[{"id":"https://openalex.org/I8765205","display_name":"V. N. Karazin Kharkiv National University","ror":"https://ror.org/03ftejk10","country_code":"UA","type":"education","lineage":["https://openalex.org/I8765205"]}],"countries":["UA"],"is_corresponding":true,"raw_author_name":"Vladislav Khramtsov","raw_affiliation_strings":["Department of Astronomy and Space Informatics, V.N. Karazin Kharkiv National University, Kharkiv, Ukraine","Department of Astronomy and Space Informatics, V. N. Karazin Kharkiv National University, Kharkiv, Ukraine"],"affiliations":[{"raw_affiliation_string":"Department of Astronomy and Space Informatics, V.N. Karazin Kharkiv National University, Kharkiv, Ukraine","institution_ids":["https://openalex.org/I8765205"]},{"raw_affiliation_string":"Department of Astronomy and Space Informatics, V. N. Karazin Kharkiv National University, Kharkiv, Ukraine","institution_ids":["https://openalex.org/I8765205"]}]},{"author_position":"last","author":{"id":null,"display_name":"Vladimir Akhmetov","orcid":null},"institutions":[{"id":"https://openalex.org/I8765205","display_name":"V. N. Karazin Kharkiv National University","ror":"https://ror.org/03ftejk10","country_code":"UA","type":"education","lineage":["https://openalex.org/I8765205"]}],"countries":["UA"],"is_corresponding":false,"raw_author_name":"Vladimir Akhmetov","raw_affiliation_strings":["Laboratory of Astrometry, V.N. Karazin Kharkiv National University, Kharkiv, Ukraine","V. N. Karazin Kharkiv National University, Laboratory of Astrometry, Institute of Astronomy, Kharkiv, Ukraine"],"affiliations":[{"raw_affiliation_string":"Laboratory of Astrometry, V.N. Karazin Kharkiv National University, Kharkiv, Ukraine","institution_ids":["https://openalex.org/I8765205"]},{"raw_affiliation_string":"V. N. Karazin Kharkiv National University, Laboratory of Astrometry, Institute of Astronomy, Kharkiv, Ukraine","institution_ids":["https://openalex.org/I8765205"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5003725176"],"corresponding_institution_ids":["https://openalex.org/I8765205"],"apc_list":null,"apc_paid":null,"fwci":1.8964,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.80635625,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"12","issue":null,"first_page":"72","last_page":"75"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.9754999876022339,"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"}},"topics":[{"id":"https://openalex.org/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.9754999876022339,"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/T14163","display_name":"Astronomical Observations and Instrumentation","score":0.9702000021934509,"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/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9611999988555908,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/sky","display_name":"Sky","score":0.6279333829879761},{"id":"https://openalex.org/keywords/galaxy","display_name":"Galaxy","score":0.5954183340072632},{"id":"https://openalex.org/keywords/quasar","display_name":"Quasar","score":0.5466617941856384},{"id":"https://openalex.org/keywords/stars","display_name":"Stars","score":0.5414609313011169},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.5315496921539307},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5215466022491455},{"id":"https://openalex.org/keywords/hyperplane","display_name":"Hyperplane","score":0.46353697776794434},{"id":"https://openalex.org/keywords/infrared","display_name":"Infrared","score":0.4573187232017517},{"id":"https://openalex.org/keywords/astronomy","display_name":"Astronomy","score":0.44563060998916626},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.43831250071525574},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.431686669588089},{"id":"https://openalex.org/keywords/astrophysics","display_name":"Astrophysics","score":0.3993474245071411},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08093112707138062}],"concepts":[{"id":"https://openalex.org/C73329638","wikidata":"https://www.wikidata.org/wiki/Q527","display_name":"Sky","level":2,"score":0.6279333829879761},{"id":"https://openalex.org/C98444146","wikidata":"https://www.wikidata.org/wiki/Q318","display_name":"Galaxy","level":2,"score":0.5954183340072632},{"id":"https://openalex.org/C135041427","wikidata":"https://www.wikidata.org/wiki/Q83373","display_name":"Quasar","level":3,"score":0.5466617941856384},{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.5414609313011169},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5315496921539307},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5215466022491455},{"id":"https://openalex.org/C68693459","wikidata":"https://www.wikidata.org/wiki/Q657586","display_name":"Hyperplane","level":2,"score":0.46353697776794434},{"id":"https://openalex.org/C158355884","wikidata":"https://www.wikidata.org/wiki/Q11388","display_name":"Infrared","level":2,"score":0.4573187232017517},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.44563060998916626},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.43831250071525574},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.431686669588089},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.3993474245071411},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08093112707138062},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/stc-csit.2018.8526686","is_oa":false,"landing_page_url":"https://doi.org/10.1109/stc-csit.2018.8526686","pdf_url":null,"source":{"id":"https://openalex.org/S4306498307","display_name":"2018 IEEE 13th International Scientific and Technical Conference on Computer Sciences and Information Technologies (CSIT)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE 13th International Scientific and Technical Conference on Computer Sciences and Information Technologies (CSIT)","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:1805.08160","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1805.08160","pdf_url":"https://arxiv.org/pdf/1805.08160","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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"mag:2804930416","is_oa":true,"landing_page_url":"https://arxiv.org/pdf/1805.08160.pdf","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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"doi:10.48550/arxiv.1805.08160","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.1805.08160","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-journal"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1805.08160","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1805.08160","pdf_url":"https://arxiv.org/pdf/1805.08160","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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320306083","display_name":"Smithsonian Institution","ror":"https://ror.org/01pp8nd67"},{"id":"https://openalex.org/F4320306084","display_name":"U.S. Department of Energy","ror":"https://ror.org/01bj3aw27"},{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"},{"id":"https://openalex.org/F4320306151","display_name":"Alfred P. Sloan Foundation","ror":"https://ror.org/052csg198"},{"id":"https://openalex.org/F4320308380","display_name":"Yale University","ror":"https://ror.org/03v76x132"},{"id":"https://openalex.org/F4320308765","display_name":"Carnegie Institution of Washington","ror":"https://ror.org/04jr01610"},{"id":"https://openalex.org/F4320309151","display_name":"Vanderbilt University","ror":"https://ror.org/02vm5rt34"},{"id":"https://openalex.org/F4320309374","display_name":"Ohio State University","ror":"https://ror.org/00rs6vg23"},{"id":"https://openalex.org/F4320309398","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055"},{"id":"https://openalex.org/F4320310050","display_name":"University of Utah","ror":"https://ror.org/03r0ha626"},{"id":"https://openalex.org/F4320310094","display_name":"University of Washington","ror":"https://ror.org/00cvxb145"},{"id":"https://openalex.org/F4320310145","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95"},{"id":"https://openalex.org/F4320310207","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33"},{"id":"https://openalex.org/F4320310260","display_name":"University of Notre Dame","ror":"https://ror.org/00mkhxb43"},{"id":"https://openalex.org/F4320311064","display_name":"University of Portsmouth","ror":"https://ror.org/03ykbk197"},{"id":"https://openalex.org/F4320311400","display_name":"New Mexico State University","ror":"https://ror.org/00hpz7z43"},{"id":"https://openalex.org/F4320314503","display_name":"Space Telescope Science Institute","ror":"https://ror.org/036f5mx38"},{"id":"https://openalex.org/F4320319918","display_name":"York University","ror":"https://ror.org/05fq50484"},{"id":"https://openalex.org/F4320320290","display_name":"University of Oxford","ror":"https://ror.org/052gg0110"},{"id":"https://openalex.org/F4320320357","display_name":"Queen's University Belfast","ror":"https://ror.org/00hswnk62"},{"id":"https://openalex.org/F4320320664","display_name":"Durham University","ror":"https://ror.org/01v29qb04"},{"id":"https://openalex.org/F4320321832","display_name":"Queen's University","ror":"https://ror.org/02y72wh86"},{"id":"https://openalex.org/F4320321992","display_name":"Minist\u00e9rio da Ci\u00eancia, Tecnologia e Inova\u00e7\u00e3o","ror":"https://ror.org/050zdnc69"},{"id":"https://openalex.org/F4320323229","display_name":"National Central University","ror":"https://ror.org/00944ve71"},{"id":"https://openalex.org/F4320323401","display_name":"Universidad Nacional Aut\u00f3noma de M\u00e9xico","ror":"https://ror.org/01tmp8f25"},{"id":"https://openalex.org/F4320326124","display_name":"E\u00f6tv\u00f6s Lor\u00e1nd Tudom\u00e1nyegyetem","ror":"https://ror.org/01jsq2704"},{"id":"https://openalex.org/F4320331446","display_name":"Max-Planck-Institut f\u00fcr Astrophysik","ror":null},{"id":"https://openalex.org/F4320331606","display_name":"Max-Planck-Institut f\u00fcr Astronomie","ror":null},{"id":"https://openalex.org/F4320331697","display_name":"Instituto de Astrof\u00edsica de Canarias","ror":"https://ror.org/03cmntr54"},{"id":"https://openalex.org/F4320332359","display_name":"Office of Science","ror":"https://ror.org/00mmn6b08"},{"id":"https://openalex.org/F4320332375","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916"},{"id":"https://openalex.org/F4320332502","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60"},{"id":"https://openalex.org/F4320332538","display_name":"University of Colorado Boulder","ror":"https://ror.org/02ttsq026"},{"id":"https://openalex.org/F4320332812","display_name":"Smithsonian Astrophysical Observatory","ror":"https://ror.org/04mh52z70"},{"id":"https://openalex.org/F4320333962","display_name":"Science Mission Directorate","ror":null},{"id":"https://openalex.org/F4320334763","display_name":"Leibniz-Gemeinschaft","ror":"https://ror.org/01n6r0e97"},{"id":"https://openalex.org/F4320338039","display_name":"Planetary Science Division","ror":null},{"id":"https://openalex.org/F4320338292","display_name":"Lawrence Berkeley National Laboratory","ror":"https://ror.org/02jbv0t02"},{"id":"https://openalex.org/F4320338304","display_name":"Los Alamos National Laboratory","ror":"https://ror.org/01e41cf67"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2804930416.pdf","grobid_xml":"https://content.openalex.org/works/W2804930416.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W117096852","https://openalex.org/W1522301498","https://openalex.org/W2014158063","https://openalex.org/W2052937506","https://openalex.org/W2075218938","https://openalex.org/W2125930537","https://openalex.org/W2132870739","https://openalex.org/W2153635508","https://openalex.org/W2563171474","https://openalex.org/W2593224863","https://openalex.org/W2791653656","https://openalex.org/W6604803494","https://openalex.org/W6631784618","https://openalex.org/W6675354045","https://openalex.org/W6683958188","https://openalex.org/W6731063697"],"related_works":["https://openalex.org/W2964059991","https://openalex.org/W2049764493","https://openalex.org/W3117225737","https://openalex.org/W3112717392","https://openalex.org/W2057887726","https://openalex.org/W2971453982","https://openalex.org/W1988080149","https://openalex.org/W3111153930","https://openalex.org/W1507199156","https://openalex.org/W3103453046","https://openalex.org/W2150709118","https://openalex.org/W3103670304","https://openalex.org/W3099747032","https://openalex.org/W3204559484","https://openalex.org/W1689020286","https://openalex.org/W1974386718","https://openalex.org/W1998497945","https://openalex.org/W2396231786","https://openalex.org/W2003491152","https://openalex.org/W2989628531"],"abstract_inverted_index":{"We":[0,57],"present":[1],"new":[2],"fully-automatic":[3],"classification":[4,18],"model":[5,19,60,77],"to":[6,30,40],"select":[7],"extragalactic":[8,51,87],"objects":[9,52,64],"within":[10],"astronomical":[11],"photometric":[12,82],"catalogs.":[13],"Construction":[14],"of":[15,43,75,84],"the":[16,23,54,76,91],"our":[17,59],"is":[20,78],"based":[21],"on":[22],"three":[24],"important":[25],"procedures:":[26],"1)":[27],"data":[28],"representation":[29],"create":[31],"feature":[32,38],"space;":[33],"2)":[34],"building":[35,48],"hypersurface":[36],"in":[37,90],"space":[39],"limit":[41],"range":[42],"features":[44],"(outliers":[45],"detection);":[46],"3)":[47],"hyperplane":[49],"separating":[50],"from":[53],"galactic":[55],"ones.":[56],"trained":[58],"with":[61,97],"1.7":[62],"million":[63,66,71,86],"(1.4":[65],"galaxies":[67],"and":[68,93],"quasars,":[69],"0.3":[70],"stars).":[72],"The":[73],"application":[74],"presented":[79],"as":[80],"a":[81],"catalog":[83],"38":[85],"objects,":[88],"identified":[89],"WISE":[92],"Pan-STARRS":[94],"catalogs":[95],"cross-matched":[96],"each":[98],"other.":[99]},"counts_by_year":[{"year":2019,"cited_by_count":1}],"updated_date":"2026-04-21T08:09:41.155169","created_date":"2025-10-10T00:00:00"}