{"id":"https://openalex.org/W1571600317","doi":"https://doi.org/10.1007/3-540-36277-0_45","title":"More Efficient Searching in a Knowledge Portal - An Approach Based on the Analysis of Users\u2019 Queries","display_name":"More Efficient Searching in a Knowledge Portal - An Approach Based on the Analysis of Users\u2019 Queries","publication_year":2002,"publication_date":"2002-01-01","ids":{"openalex":"https://openalex.org/W1571600317","doi":"https://doi.org/10.1007/3-540-36277-0_45","mag":"1571600317"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-36277-0_45","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-36277-0_45","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","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/A5082959906","display_name":"Nenad Stojanovi\u0107","orcid":"https://orcid.org/0000-0001-9328-5348"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Nenad Stojanovic","raw_affiliation_strings":["Institute AIFB University of Karlsruhe, Germany","Inst. AIFB, Univ. of Karlsruhe#TAB#"],"affiliations":[{"raw_affiliation_string":"Institute AIFB University of Karlsruhe, Germany","institution_ids":["https://openalex.org/I102335020"]},{"raw_affiliation_string":"Inst. AIFB, Univ. of Karlsruhe#TAB#","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110178879","display_name":"Ljiljana Stojanovi\u0107","orcid":null},"institutions":[{"id":"https://openalex.org/I143379178","display_name":"FZI Research Center for Information Technology","ror":"https://ror.org/04kdh6x72","country_code":"DE","type":"nonprofit","lineage":["https://openalex.org/I143379178"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Ljiljana Stojanovic","raw_affiliation_strings":["FZI - Research Center for Information Technology at the University of Karlsruhe, Germany","FZI - Research Center for Information Technology at the University of Karlsruhe"],"affiliations":[{"raw_affiliation_string":"FZI - Research Center for Information Technology at the University of Karlsruhe, Germany","institution_ids":["https://openalex.org/I143379178"]},{"raw_affiliation_string":"FZI - Research Center for Information Technology at the University of Karlsruhe","institution_ids":["https://openalex.org/I143379178"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019093517","display_name":"Jorge Gonz\u00e1lez\u2010Astorga","orcid":"https://orcid.org/0000-0003-4755-8493"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Jorge Gonzalez","raw_affiliation_strings":["Institute AIFB University of Karlsruhe, Germany","Inst. AIFB, Univ. of Karlsruhe#TAB#"],"affiliations":[{"raw_affiliation_string":"Institute AIFB University of Karlsruhe, Germany","institution_ids":["https://openalex.org/I102335020"]},{"raw_affiliation_string":"Inst. AIFB, Univ. of Karlsruhe#TAB#","institution_ids":["https://openalex.org/I102335020"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5082959906"],"corresponding_institution_ids":["https://openalex.org/I102335020"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":2.2764,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.90927419,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"513","last_page":"524"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T11106","display_name":"Data Management and Algorithms","score":0.9986000061035156,"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"}},{"id":"https://openalex.org/T10215","display_name":"Semantic Web and Ontologies","score":0.9958999752998352,"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":0.8896443843841553},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.48379653692245483},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.3972465395927429}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8896443843841553},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.48379653692245483},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.3972465395927429}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/3-540-36277-0_45","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-36277-0_45","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W174342267","https://openalex.org/W611618653","https://openalex.org/W1557757161","https://openalex.org/W1804305793","https://openalex.org/W1973867972","https://openalex.org/W1984121448","https://openalex.org/W2000672666","https://openalex.org/W2030524533","https://openalex.org/W2043403353","https://openalex.org/W2092488901","https://openalex.org/W2135843591","https://openalex.org/W2139212084","https://openalex.org/W2164547069","https://openalex.org/W2919963289","https://openalex.org/W4249522456","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052","https://openalex.org/W4402327032","https://openalex.org/W2382290278"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
