{"id":"https://openalex.org/W2096457517","doi":"https://doi.org/10.1177/016555159802400102","title":"Semantic indexing and searching using a Hopfield net","display_name":"Semantic indexing and searching using a Hopfield net","publication_year":1998,"publication_date":"1998-02-01","ids":{"openalex":"https://openalex.org/W2096457517","doi":"https://doi.org/10.1177/016555159802400102","mag":"2096457517"},"language":"en","primary_location":{"id":"doi:10.1177/016555159802400102","is_oa":false,"landing_page_url":"https://doi.org/10.1177/016555159802400102","pdf_url":null,"source":{"id":"https://openalex.org/S68913162","display_name":"Journal of Information Science","issn_l":"0165-5515","issn":["0165-5515","1741-6485"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Information Science","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://repository.arizona.edu/bitstream/10150/105466/1/chen20.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5109924510","display_name":"Hsinchun Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I138006243","display_name":"University of Arizona","ror":"https://ror.org/03m2x1q45","country_code":"US","type":"education","lineage":["https://openalex.org/I138006243"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hsinchun Chen","raw_affiliation_strings":["University of Arizona, Tucson, USA","University of Arizona-Tucson, USA"],"affiliations":[{"raw_affiliation_string":"University of Arizona, Tucson, USA","institution_ids":["https://openalex.org/I138006243"]},{"raw_affiliation_string":"University of Arizona-Tucson, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100343712","display_name":"Yin Zhang\u22c6","orcid":"https://orcid.org/0000-0002-1772-0763"},"institutions":[{"id":"https://openalex.org/I138006243","display_name":"University of Arizona","ror":"https://ror.org/03m2x1q45","country_code":"US","type":"education","lineage":["https://openalex.org/I138006243"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yin Zhang","raw_affiliation_strings":["University of Arizona, Tucson, USA","University of Arizona-Tucson, USA"],"affiliations":[{"raw_affiliation_string":"University of Arizona, Tucson, USA","institution_ids":["https://openalex.org/I138006243"]},{"raw_affiliation_string":"University of Arizona-Tucson, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034326563","display_name":"Andrea L. Houston","orcid":null},"institutions":[{"id":"https://openalex.org/I138006243","display_name":"University of Arizona","ror":"https://ror.org/03m2x1q45","country_code":"US","type":"education","lineage":["https://openalex.org/I138006243"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Andrea L. Houston","raw_affiliation_strings":["University of Arizona, Tucson, USA.,"],"affiliations":[{"raw_affiliation_string":"University of Arizona, Tucson, USA.,","institution_ids":["https://openalex.org/I138006243"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5034326563"],"corresponding_institution_ids":["https://openalex.org/I138006243"],"apc_list":null,"apc_paid":null,"fwci":2.7463,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.91515779,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"24","issue":"1","first_page":"3","last_page":"18"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10215","display_name":"Semantic Web and Ontologies","score":0.9962999820709229,"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/T10215","display_name":"Semantic Web and Ontologies","score":0.9962999820709229,"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/T13083","display_name":"Advanced Text Analysis Techniques","score":0.9947999715805054,"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/T10906","display_name":"AI-based Problem Solving and Planning","score":0.9945999979972839,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8263506889343262},{"id":"https://openalex.org/keywords/testbed","display_name":"Testbed","score":0.702288031578064},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.6994107961654663},{"id":"https://openalex.org/keywords/hopfield-network","display_name":"Hopfield network","score":0.6958521604537964},{"id":"https://openalex.org/keywords/search-engine-indexing","display_name":"Search engine indexing","score":0.6794323325157166},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.5883598327636719},{"id":"https://openalex.org/keywords/content-addressable-memory","display_name":"Content-addressable memory","score":0.5848809480667114},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.483576238155365},{"id":"https://openalex.org/keywords/associative-property","display_name":"Associative property","score":0.4326576590538025},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.42202699184417725},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.41435766220092773},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.39683032035827637},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.38859128952026367},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.35402774810791016}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8263506889343262},{"id":"https://openalex.org/C31395832","wikidata":"https://www.wikidata.org/wiki/Q1318674","display_name":"Testbed","level":2,"score":0.702288031578064},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.6994107961654663},{"id":"https://openalex.org/C46421273","wikidata":"https://www.wikidata.org/wiki/Q1407668","display_name":"Hopfield network","level":3,"score":0.6958521604537964},{"id":"https://openalex.org/C75165309","wikidata":"https://www.wikidata.org/wiki/Q2258979","display_name":"Search engine indexing","level":2,"score":0.6794323325157166},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.5883598327636719},{"id":"https://openalex.org/C53442348","wikidata":"https://www.wikidata.org/wiki/Q745101","display_name":"Content-addressable memory","level":3,"score":0.5848809480667114},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.483576238155365},{"id":"https://openalex.org/C159423971","wikidata":"https://www.wikidata.org/wiki/Q177251","display_name":"Associative property","level":2,"score":0.4326576590538025},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.42202699184417725},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.41435766220092773},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.39683032035827637},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.38859128952026367},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.35402774810791016},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1177/016555159802400102","is_oa":false,"landing_page_url":"https://doi.org/10.1177/016555159802400102","pdf_url":null,"source":{"id":"https://openalex.org/S68913162","display_name":"Journal of Information Science","issn_l":"0165-5515","issn":["0165-5515","1741-6485"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Information Science","raw_type":"journal-article"},{"id":"pmh:oai:repository.arizona.edu:10150/105466","is_oa":true,"landing_page_url":"http://hdl.handle.net/10150/105466","pdf_url":"https://repository.arizona.edu/bitstream/10150/105466/1/chen20.pdf","source":{"id":"https://openalex.org/S4306400271","display_name":"UA Campus Repository (The University of Arizona)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I138006243","host_organization_name":"University of Arizona","host_organization_lineage":["https://openalex.org/I138006243"],"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":"Journal Article (Paginated)"}],"best_oa_location":{"id":"pmh:oai:repository.arizona.edu:10150/105466","is_oa":true,"landing_page_url":"http://hdl.handle.net/10150/105466","pdf_url":"https://repository.arizona.edu/bitstream/10150/105466/1/chen20.pdf","source":{"id":"https://openalex.org/S4306400271","display_name":"UA Campus Repository (The University of Arizona)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I138006243","host_organization_name":"University of Arizona","host_organization_lineage":["https://openalex.org/I138006243"],"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":"Journal Article (Paginated)"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.800000011920929}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2096457517.pdf"},"referenced_works_count":58,"referenced_works":["https://openalex.org/W252363855","https://openalex.org/W614658540","https://openalex.org/W1489305762","https://openalex.org/W1525341925","https://openalex.org/W1533070959","https://openalex.org/W1557757161","https://openalex.org/W1570542661","https://openalex.org/W1582487692","https://openalex.org/W1602245993","https://openalex.org/W1708874574","https://openalex.org/W1956559956","https://openalex.org/W1974339500","https://openalex.org/W1976906958","https://openalex.org/W1977378431","https://openalex.org/W1978549074","https://openalex.org/W1979475542","https://openalex.org/W1984565341","https://openalex.org/W1998080898","https://openalex.org/W2002754742","https://openalex.org/W2004913349","https://openalex.org/W2009051249","https://openalex.org/W2020647649","https://openalex.org/W2021128377","https://openalex.org/W2038613237","https://openalex.org/W2048345874","https://openalex.org/W2057779213","https://openalex.org/W2062596870","https://openalex.org/W2076396292","https://openalex.org/W2079191620","https://openalex.org/W2081888781","https://openalex.org/W2083605078","https://openalex.org/W2084220856","https://openalex.org/W2088963523","https://openalex.org/W2095226122","https://openalex.org/W2102381086","https://openalex.org/W2104039702","https://openalex.org/W2104083439","https://openalex.org/W2105378642","https://openalex.org/W2107827038","https://openalex.org/W2127278109","https://openalex.org/W2128084896","https://openalex.org/W2133012585","https://openalex.org/W2140354722","https://openalex.org/W2147152072","https://openalex.org/W2151561903","https://openalex.org/W2158392373","https://openalex.org/W2165612380","https://openalex.org/W2169480034","https://openalex.org/W2170355247","https://openalex.org/W2184026322","https://openalex.org/W2325227998","https://openalex.org/W2798445359","https://openalex.org/W2939083804","https://openalex.org/W4251429761","https://openalex.org/W4251704720","https://openalex.org/W4300047063","https://openalex.org/W4300976409","https://openalex.org/W4402508796"],"related_works":["https://openalex.org/W2144581752","https://openalex.org/W1536116856","https://openalex.org/W4321273133","https://openalex.org/W2147932521","https://openalex.org/W1560986979","https://openalex.org/W2065708628","https://openalex.org/W1863343919","https://openalex.org/W4220712998","https://openalex.org/W3087113781","https://openalex.org/W3091237178"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,34],"neural":[4],"network":[5,77],"approach":[6],"to":[7,17,94,130],"document":[8,40,49,132],"semantic":[9],"indexing.":[10],"A":[11],"Hopfield":[12,119],"net":[13,120],"algorithm":[14,121],"was":[15,45,92],"used":[16,46],"simulate":[18],"human":[19],"associative":[20,127],"memory":[21,128],"for":[22],"concept":[23],"exploration":[24],"in":[25,74,102],"the":[26,48,96,104,118],"domain":[27],"of":[28,36,59,70,89,98,107],"computer":[29],"science":[30],"and":[31,67,134,142],"engineering.":[32],"INSPEC,":[33],"collection":[35],"more":[37],"than":[38],"320,000":[39],"abstracts":[41],"from":[42],"leading":[43],"journals,":[44],"as":[47,125],"testbed.":[50],"Benchmark":[51],"tests":[52,91,113],"confirmed":[53,114],"that":[54,117],"three":[55],"parameters":[56],"(maximum":[57],"number":[58,69],"activated":[60],"nodes,":[61],"\u220a":[62],"-":[63],"maximum":[64,68],"allowable":[65],"error,":[66],"iterations)":[71],"were":[72],"useful":[73,124],"positively":[75],"influencing":[76],"convergence":[78],"behavior":[79],"without":[80],"negatively":[81],"impacting":[82],"central":[83],"processing":[84],"unit":[85],"performance.":[86],"Another":[87],"series":[88],"benchmark":[90],"performed":[93],"determine":[95],"effectiveness":[97],"various":[99],"filtering":[100],"techniques":[101],"reducing":[103],"negative":[105],"impact":[106],"noisy":[108],"input":[109],"terms.":[110],"Preliminary":[111],"user":[112],"our":[115],"expectation":[116],"is":[122],"potentially":[123],"an":[126],"technique":[129],"improve":[131],"recall":[133],"precision":[135],"by":[136],"solving":[137],"discrepancies":[138],"between":[139],"indexer":[140],"vocabularies":[141],"end-user":[143],"vocabularies.":[144]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
