{"id":"https://openalex.org/W2005165958","doi":"https://doi.org/10.1145/2764947.2764953","title":"Understanding Graph Structure of Wikipedia for Query Expansion","display_name":"Understanding Graph Structure of Wikipedia for Query Expansion","publication_year":2015,"publication_date":"2015-05-31","ids":{"openalex":"https://openalex.org/W2005165958","doi":"https://doi.org/10.1145/2764947.2764953","mag":"2005165958"},"language":"en","primary_location":{"id":"doi:10.1145/2764947.2764953","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2764947.2764953","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the GRADES'15","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1505.01306","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Joan Guisado-G\u00e1mez","orcid":null},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Joan Guisado-G\u00e1mez","raw_affiliation_strings":["DAMA-UPC, Universitat Polit\u00e8cnica de Catalunya"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DAMA-UPC, Universitat Polit\u00e8cnica de Catalunya","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"last","author":{"id":null,"display_name":"Arnau Prat-P\u00e9rez","orcid":null},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Arnau Prat-P\u00e9rez","raw_affiliation_strings":["DAMA-UPC. Universitat Polit\u00e8cnica de Catalunya"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DAMA-UPC. Universitat Polit\u00e8cnica de Catalunya","institution_ids":["https://openalex.org/I9617848"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I9617848"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12478","display_name":"Wikis in Education and Collaboration","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/3315","display_name":"Communication"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12478","display_name":"Wikis in Education and Collaboration","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/3315","display_name":"Communication"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10181","display_name":"Natural Language Processing Techniques","score":0.9883000254631042,"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/T12016","display_name":"Web Data Mining and Analysis","score":0.9804999828338623,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/encyclopedia","display_name":"Encyclopedia","score":0.8198000192642212},{"id":"https://openalex.org/keywords/knowledge-base","display_name":"Knowledge base","score":0.652899980545044},{"id":"https://openalex.org/keywords/query-expansion","display_name":"Query expansion","score":0.5940999984741211},{"id":"https://openalex.org/keywords/knowledge-graph","display_name":"Knowledge graph","score":0.5449000000953674},{"id":"https://openalex.org/keywords/knowledge-extraction","display_name":"Knowledge extraction","score":0.435699999332428},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4309999942779541},{"id":"https://openalex.org/keywords/query-language","display_name":"Query language","score":0.42340001463890076},{"id":"https://openalex.org/keywords/web-query-classification","display_name":"Web query classification","score":0.4154999852180481}],"concepts":[{"id":"https://openalex.org/C148863701","wikidata":"https://www.wikidata.org/wiki/Q5292","display_name":"Encyclopedia","level":2,"score":0.8198000192642212},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7675999999046326},{"id":"https://openalex.org/C4554734","wikidata":"https://www.wikidata.org/wiki/Q593744","display_name":"Knowledge base","level":2,"score":0.652899980545044},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.6402000188827515},{"id":"https://openalex.org/C99016210","wikidata":"https://www.wikidata.org/wiki/Q5488129","display_name":"Query expansion","level":2,"score":0.5940999984741211},{"id":"https://openalex.org/C2987255567","wikidata":"https://www.wikidata.org/wiki/Q33002955","display_name":"Knowledge graph","level":2,"score":0.5449000000953674},{"id":"https://openalex.org/C120567893","wikidata":"https://www.wikidata.org/wiki/Q1582085","display_name":"Knowledge extraction","level":2,"score":0.435699999332428},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4309999942779541},{"id":"https://openalex.org/C192028432","wikidata":"https://www.wikidata.org/wiki/Q845739","display_name":"Query language","level":2,"score":0.42340001463890076},{"id":"https://openalex.org/C118689300","wikidata":"https://www.wikidata.org/wiki/Q7978614","display_name":"Web query classification","level":4,"score":0.4154999852180481},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.3409999907016754},{"id":"https://openalex.org/C2777220311","wikidata":"https://www.wikidata.org/wiki/Q6423340","display_name":"Knowledge acquisition","level":2,"score":0.33489999175071716},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.32679998874664307},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.3248000144958496},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.31119999289512634},{"id":"https://openalex.org/C115925183","wikidata":"https://www.wikidata.org/wiki/Q1412694","display_name":"Knowledge-based systems","level":2,"score":0.30959999561309814},{"id":"https://openalex.org/C42058472","wikidata":"https://www.wikidata.org/wiki/Q810214","display_name":"Base (topology)","level":2,"score":0.3059000074863434},{"id":"https://openalex.org/C207685749","wikidata":"https://www.wikidata.org/wiki/Q2088941","display_name":"Domain knowledge","level":2,"score":0.28380000591278076},{"id":"https://openalex.org/C195807954","wikidata":"https://www.wikidata.org/wiki/Q1662562","display_name":"Information extraction","level":2,"score":0.2824000120162964},{"id":"https://openalex.org/C49929091","wikidata":"https://www.wikidata.org/wiki/Q1930471","display_name":"General knowledge","level":2,"score":0.2815999984741211},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.259799987077713},{"id":"https://openalex.org/C29804473","wikidata":"https://www.wikidata.org/wiki/Q2025711","display_name":"Open Knowledge Base Connectivity","level":4,"score":0.258899986743927},{"id":"https://openalex.org/C96711827","wikidata":"https://www.wikidata.org/wiki/Q17012245","display_name":"Entity linking","level":3,"score":0.25209999084472656}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/2764947.2764953","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2764947.2764953","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the GRADES'15","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:1505.01306","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1505.01306","pdf_url":"https://arxiv.org/pdf/1505.01306","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"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1505.01306","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1505.01306","pdf_url":"https://arxiv.org/pdf/1505.01306","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":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1596258944","https://openalex.org/W2018535824","https://openalex.org/W2099868020","https://openalex.org/W2105106523","https://openalex.org/W2154536059","https://openalex.org/W2161130929","https://openalex.org/W2295886820","https://openalex.org/W2397817654","https://openalex.org/W6686299298"],"related_works":[],"abstract_inverted_index":{"Knowledge":[0],"bases":[1,49],"are":[2],"very":[3,66],"good":[4],"sources":[5,18,34],"for":[6,54],"knowledge":[7,13,31,48,68],"extraction,":[8],"the":[9,45,55,71,128,131,145],"ability":[10],"to":[11,22,110,143],"create":[12],"from":[14,32],"structured":[15],"and":[16,19,87,105,113],"unstructured":[17,33],"use":[20],"it":[21,75],"improve":[23],"automatic":[24],"processes":[25],"as":[26],"query":[27,120],"expansion.":[28],"However,":[29],"extracting":[30],"is":[35,76],"still":[36],"an":[37],"open":[38],"challenge":[39],"[9].":[40],"In":[41,60,96,123],"this":[42,97],"respect,":[43],"understanding":[44],"structure":[46],"of":[47,57,85,93,99,107,133,140],"can":[50,117],"provide":[51],"significant":[52],"benefits":[53],"effectiveness":[56],"such":[58],"purpose.":[59],"particular,":[61,124],"Wikipedia":[62,108],"has":[63,81],"become":[64],"a":[65,77,82,90,119,137],"popular":[67],"base":[69],"in":[70,130],"last":[72],"years":[73],"because":[74],"general":[78],"encyclopedia":[79],"that":[80,127],"large":[83,91],"amount":[84,92,139],"information":[86],"thus,":[88],"covers":[89],"different":[94],"topics.":[95],"piece":[98],"work,":[100],"we":[101,125],"analyze":[102],"how":[103,114],"articles":[104],"categories":[106,141],"relate":[109],"each":[111],"other":[112],"these":[115],"relationships":[116],"support":[118],"expansion":[121],"technique.":[122],"show":[126],"structures":[129],"form":[132],"dense":[134],"cycles":[135],"with":[136],"minimum":[138],"tend":[142],"identify":[144],"most":[146],"relevant":[147],"information.":[148]},"counts_by_year":[{"year":2021,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2016-06-24T00:00:00"}