{"id":"https://openalex.org/W2026909084","doi":"https://doi.org/10.1145/1143997.1144257","title":"Estimating photometric redshifts with genetic algorithms","display_name":"Estimating photometric redshifts with genetic algorithms","publication_year":2006,"publication_date":"2006-07-08","ids":{"openalex":"https://openalex.org/W2026909084","doi":"https://doi.org/10.1145/1143997.1144257","mag":"2026909084"},"language":"en","primary_location":{"id":"doi:10.1145/1143997.1144257","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1143997.1144257","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 8th annual conference on Genetic and evolutionary computation","raw_type":"proceedings-article"},"type":"article","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/A5061332795","display_name":"N.J. Miles","orcid":"https://orcid.org/0000-0003-2911-0783"},"institutions":[{"id":"https://openalex.org/I20581793","display_name":"University of Kent","ror":"https://ror.org/00xkeyj56","country_code":"GB","type":"education","lineage":["https://openalex.org/I20581793"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Nick Miles","raw_affiliation_strings":["University of Kent, Kent, UK"],"affiliations":[{"raw_affiliation_string":"University of Kent, Kent, UK","institution_ids":["https://openalex.org/I20581793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087201377","display_name":"Alex A. Freitas","orcid":"https://orcid.org/0000-0001-9825-4700"},"institutions":[{"id":"https://openalex.org/I20581793","display_name":"University of Kent","ror":"https://ror.org/00xkeyj56","country_code":"GB","type":"education","lineage":["https://openalex.org/I20581793"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Alex Freitas","raw_affiliation_strings":["University of Kent, Kent, UK"],"affiliations":[{"raw_affiliation_string":"University of Kent, Kent, UK","institution_ids":["https://openalex.org/I20581793"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5057205994","display_name":"S. Serjeant","orcid":"https://orcid.org/0000-0002-0517-7943"},"institutions":[{"id":"https://openalex.org/I20581793","display_name":"University of Kent","ror":"https://ror.org/00xkeyj56","country_code":"GB","type":"education","lineage":["https://openalex.org/I20581793"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Stephen Serjeant","raw_affiliation_strings":["University of Kent, Kent, UK"],"affiliations":[{"raw_affiliation_string":"University of Kent, Kent, UK","institution_ids":["https://openalex.org/I20581793"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5061332795"],"corresponding_institution_ids":["https://openalex.org/I20581793"],"apc_list":null,"apc_paid":null,"fwci":0.2099,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.67270444,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1593","last_page":"1594"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.9945999979972839,"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":0.9945999979972839,"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/T12917","display_name":"Astronomy and Astrophysical Research","score":0.9689000248908997,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"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/T11484","display_name":"Adaptive optics and wavefront sensing","score":0.9668999910354614,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7149344086647034},{"id":"https://openalex.org/keywords/redshift","display_name":"Redshift","score":0.5546219348907471},{"id":"https://openalex.org/keywords/photometry","display_name":"Photometry (optics)","score":0.530847430229187},{"id":"https://openalex.org/keywords/decision-tree","display_name":"Decision tree","score":0.5183161497116089},{"id":"https://openalex.org/keywords/genetic-algorithm","display_name":"Genetic algorithm","score":0.4781397581100464},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47263023257255554},{"id":"https://openalex.org/keywords/photometric-redshift","display_name":"Photometric redshift","score":0.4671093225479126},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.46643662452697754},{"id":"https://openalex.org/keywords/galaxy","display_name":"Galaxy","score":0.4415808320045471},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.4252837598323822},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.39932316541671753},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3649587631225586},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.34722989797592163},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1267266571521759},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.11965805292129517},{"id":"https://openalex.org/keywords/astrophysics","display_name":"Astrophysics","score":0.10519787669181824},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.06823679804801941}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7149344086647034},{"id":"https://openalex.org/C33024259","wikidata":"https://www.wikidata.org/wiki/Q76250","display_name":"Redshift","level":3,"score":0.5546219348907471},{"id":"https://openalex.org/C68271606","wikidata":"https://www.wikidata.org/wiki/Q625648","display_name":"Photometry (optics)","level":3,"score":0.530847430229187},{"id":"https://openalex.org/C84525736","wikidata":"https://www.wikidata.org/wiki/Q831366","display_name":"Decision tree","level":2,"score":0.5183161497116089},{"id":"https://openalex.org/C8880873","wikidata":"https://www.wikidata.org/wiki/Q187787","display_name":"Genetic algorithm","level":2,"score":0.4781397581100464},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47263023257255554},{"id":"https://openalex.org/C2780974285","wikidata":"https://www.wikidata.org/wiki/Q3967221","display_name":"Photometric redshift","level":4,"score":0.4671093225479126},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.46643662452697754},{"id":"https://openalex.org/C98444146","wikidata":"https://www.wikidata.org/wiki/Q318","display_name":"Galaxy","level":2,"score":0.4415808320045471},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.4252837598323822},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.39932316541671753},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3649587631225586},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.34722989797592163},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1267266571521759},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.11965805292129517},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.10519787669181824},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06823679804801941},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/1143997.1144257","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1143997.1144257","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 8th annual conference on Genetic and evolutionary computation","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.421.952","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.421.952","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.york.ac.uk/rts/docs/GECCO_2006/docs/p1593.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1486050303","https://openalex.org/W1513282898","https://openalex.org/W1522803764","https://openalex.org/W1558265784","https://openalex.org/W1561886451","https://openalex.org/W1570448133","https://openalex.org/W1602306524","https://openalex.org/W1965131794","https://openalex.org/W1992083220","https://openalex.org/W1993856735","https://openalex.org/W1996755716","https://openalex.org/W2011087021","https://openalex.org/W2043539602","https://openalex.org/W2048997571","https://openalex.org/W2057672934","https://openalex.org/W2069970095","https://openalex.org/W2105646650","https://openalex.org/W2156728410","https://openalex.org/W2162125418","https://openalex.org/W2162194566","https://openalex.org/W2952061305","https://openalex.org/W2963653915","https://openalex.org/W2966207845","https://openalex.org/W2990773724","https://openalex.org/W3017051699","https://openalex.org/W3099186397","https://openalex.org/W3104906035"],"related_works":["https://openalex.org/W2952000709","https://openalex.org/W2103067535","https://openalex.org/W2024864808","https://openalex.org/W1613035044","https://openalex.org/W2072161578","https://openalex.org/W3104092563","https://openalex.org/W2366516297","https://openalex.org/W3043088285","https://openalex.org/W3103734241","https://openalex.org/W2110478289"],"abstract_inverted_index":{"Photometry":[0],"is":[1,31,36,91],"used":[2],"as":[3],"a":[4,32,41,48],"cheap":[5],"and":[6],"easy":[7],"way":[8],"to":[9,39,62,80],"estimate":[10],"redshifts":[11],"of":[12,20,27,70,76,86,96],"galaxies,":[13],"which":[14],"would":[15],"otherwise":[16],"require":[17],"considerable":[18],"amounts":[19],"expensive":[21],"telescope":[22],"time.":[23],"However,":[24],"the":[25,55,74,81,94,97],"analysis":[26],"photometric":[28],"redshift":[29],"datasets":[30,61],"task":[33],"where":[34],"it":[35],"sometimes":[37],"difficult":[38],"achieve":[40,63],"high":[42],"classification":[43,66],"accuracy.":[44],"This":[45,68],"work":[46],"presents":[47],"custom":[49],"Genetic":[50],"Algorithm":[51],"(GA)":[52],"for":[53],"mining":[54],"Hubble":[56],"Deep":[57],"Field":[58],"North":[59],"(HDF-N)":[60],"accurate":[64],"IF-THEN":[65],"rules.":[67],"kind":[69],"knowledge":[71],"representation":[72],"has":[73],"advantage":[75],"being":[77],"intuitively":[78],"comprehensible":[79],"user,":[82],"facilitating":[83],"astronomers'":[84],"interpretation":[85],"discovered":[87],"knowledge.":[88],"The":[89],"GA":[90],"tested":[92],"against":[93],"state":[95],"art":[98],"decision":[99],"tree":[100],"algorithm":[101],"C5.0":[102],"[6]":[103],"achieving":[104],"significantly":[105],"better":[106],"results.":[107]},"counts_by_year":[],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}