{"id":"https://openalex.org/W4238937698","doi":"https://doi.org/10.1021/ci9801522","title":"Isomer Generation:\u2009 Syntactic Rules for Detection of Isomorphism","display_name":"Isomer Generation:\u2009 Syntactic Rules for Detection of Isomorphism","publication_year":1999,"publication_date":"1999-04-17","ids":{"openalex":"https://openalex.org/W4238937698","doi":"https://doi.org/10.1021/ci9801522"},"language":"en","primary_location":{"id":"doi:10.1021/ci9801522","is_oa":false,"landing_page_url":"https://doi.org/10.1021/ci9801522","pdf_url":null,"source":{"id":"https://openalex.org/S171559003","display_name":"Journal of Chemical Information and Computer Sciences","issn_l":"0095-2338","issn":["0095-2338","1520-5142"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Chemical Information and Computer Sciences","raw_type":"journal-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/A5111415372","display_name":"Istv\u00e1n Lukovits","orcid":null},"institutions":[{"id":"https://openalex.org/I7597260","display_name":"Hungarian Academy of Sciences","ror":"https://ror.org/02ks8qq67","country_code":"HU","type":"government","lineage":["https://openalex.org/I7597260"]}],"countries":["HU"],"is_corresponding":true,"raw_author_name":"Istv\u00e1n Lukovits","raw_affiliation_strings":["Chemical Research Center, Hungarian Academy of Sciences, H-1525 Budapest, P.O. Box 17, Hungary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chemical Research Center, Hungarian Academy of Sciences, H-1525 Budapest, P.O. Box 17, Hungary","institution_ids":["https://openalex.org/I7597260"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5111415372"],"corresponding_institution_ids":["https://openalex.org/I7597260"],"apc_list":null,"apc_paid":null,"fwci":2.3059,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.89190072,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"39","issue":"3","first_page":"563","last_page":"568"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11476","display_name":"Graph theory and applications","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11476","display_name":"Graph theory and applications","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9781000018119812,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T12541","display_name":"Graph Labeling and Dimension Problems","score":0.9070000052452087,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/isomorphism","display_name":"Isomorphism (crystallography)","score":0.8210498690605164},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5085467100143433},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.4413350820541382},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.42608511447906494},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.32794106006622314},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3211578130722046},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.26343801617622375},{"id":"https://openalex.org/keywords/crystallography","display_name":"Crystallography","score":0.10259553790092468},{"id":"https://openalex.org/keywords/crystal-structure","display_name":"Crystal structure","score":0.05252435803413391}],"concepts":[{"id":"https://openalex.org/C203436722","wikidata":"https://www.wikidata.org/wiki/Q902950","display_name":"Isomorphism (crystallography)","level":3,"score":0.8210498690605164},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5085467100143433},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.4413350820541382},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.42608511447906494},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.32794106006622314},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3211578130722046},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.26343801617622375},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.10259553790092468},{"id":"https://openalex.org/C115624301","wikidata":"https://www.wikidata.org/wiki/Q895901","display_name":"Crystal structure","level":2,"score":0.05252435803413391}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1021/ci9801522","is_oa":false,"landing_page_url":"https://doi.org/10.1021/ci9801522","pdf_url":null,"source":{"id":"https://openalex.org/S171559003","display_name":"Journal of Chemical Information and Computer Sciences","issn_l":"0095-2338","issn":["0095-2338","1520-5142"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Chemical Information and Computer Sciences","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1977864100","https://openalex.org/W1979374548","https://openalex.org/W2044834685","https://openalex.org/W2060821341","https://openalex.org/W2068469457","https://openalex.org/W2069573286","https://openalex.org/W2074077289","https://openalex.org/W2076992940","https://openalex.org/W2077396836","https://openalex.org/W2917181036","https://openalex.org/W2953180965","https://openalex.org/W4213214460","https://openalex.org/W4247781591"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W1979597421","https://openalex.org/W2007980826","https://openalex.org/W2061531152","https://openalex.org/W3002753104","https://openalex.org/W2077600819","https://openalex.org/W2142036596","https://openalex.org/W2072657027","https://openalex.org/W2600246793","https://openalex.org/W3204019825"],"abstract_inverted_index":{"The":[0,33,50],"problem":[1],"of":[2,6,8,57],"exhaustive,":[3],"nonredundant":[4],"generation":[5],"isomers":[7],"acyclic":[9,62],"graphs":[10],"was":[11,31],"considered.":[12],"A":[13],"new":[14],"canonical":[15],"indexing":[16,22],"algorithm,":[17],"based":[18],"on":[19],"the":[20,39],"Morgan":[21],"technique":[23],"and":[24],"a":[25,47,58],"method":[26],"to":[27,67,72],"count":[28],"all":[29],"\u201cMorgan-trees\u201d,":[30],"proposed.":[32],"adjacency":[34,52],"matrix":[35,53],"obtained":[36],"by":[37],"using":[38],"proposed":[40],"naming":[41],"algorithm":[42],"can":[43],"be":[44],"written":[45],"in":[46],"compact":[48],"form.":[49],"compressed":[51],"is":[54],"an":[55],"example":[56],"primitive":[59],"\u201clanguage\u201d":[60],"denoting":[61],"structures.":[63,75],"Syntactic":[64],"rules":[65],"related":[66],"this":[68],"language":[69],"were":[70],"used":[71],"discard":[73],"duplicate":[74]},"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}