{"id":"https://openalex.org/W2088403135","doi":"https://doi.org/10.1145/1807167.1807214","title":"Expressive and flexible access to web-extracted data","display_name":"Expressive and flexible access to web-extracted data","publication_year":2010,"publication_date":"2010-06-06","ids":{"openalex":"https://openalex.org/W2088403135","doi":"https://doi.org/10.1145/1807167.1807214","mag":"2088403135"},"language":"en","primary_location":{"id":"doi:10.1145/1807167.1807214","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1807167.1807214","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2010 ACM SIGMOD International Conference on Management of data","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/A5060727577","display_name":"Jeffrey Pound","orcid":"https://orcid.org/0000-0001-6281-6345"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Jeffrey Pound","raw_affiliation_strings":["University of Waterloo, Waterloo, ON, Canada"],"affiliations":[{"raw_affiliation_string":"University of Waterloo, Waterloo, ON, Canada","institution_ids":["https://openalex.org/I151746483"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000141065","display_name":"Ihab F. Ilyas","orcid":"https://orcid.org/0000-0001-9052-9714"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Ihab F. Ilyas","raw_affiliation_strings":["University of Waterloo, Waterloo, ON, Canada"],"affiliations":[{"raw_affiliation_string":"University of Waterloo, Waterloo, ON, Canada","institution_ids":["https://openalex.org/I151746483"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050672744","display_name":"Grant Weddell","orcid":null},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Grant Weddell","raw_affiliation_strings":["University of Waterloo, Waterloo, ON, Canada"],"affiliations":[{"raw_affiliation_string":"University of Waterloo, Waterloo, ON, Canada","institution_ids":["https://openalex.org/I151746483"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5060727577"],"corresponding_institution_ids":["https://openalex.org/I151746483"],"apc_list":null,"apc_paid":null,"fwci":10.3741,"has_fulltext":false,"cited_by_count":51,"citation_normalized_percentile":{"value":0.98233448,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"423","last_page":"434"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10215","display_name":"Semantic Web and Ontologies","score":0.9997000098228455,"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":0.9997000098228455,"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":0.9991999864578247,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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":0.8843329548835754},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.6755271553993225},{"id":"https://openalex.org/keywords/schema","display_name":"Schema (genetic algorithms)","score":0.6665002107620239},{"id":"https://openalex.org/keywords/query-language","display_name":"Query language","score":0.5800421833992004},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.5292631387710571},{"id":"https://openalex.org/keywords/web-query-classification","display_name":"Web query classification","score":0.4399416744709015},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.3663315773010254},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.2689853310585022}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8843329548835754},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.6755271553993225},{"id":"https://openalex.org/C52146309","wikidata":"https://www.wikidata.org/wiki/Q7431116","display_name":"Schema (genetic algorithms)","level":2,"score":0.6665002107620239},{"id":"https://openalex.org/C192028432","wikidata":"https://www.wikidata.org/wiki/Q845739","display_name":"Query language","level":2,"score":0.5800421833992004},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.5292631387710571},{"id":"https://openalex.org/C118689300","wikidata":"https://www.wikidata.org/wiki/Q7978614","display_name":"Web query classification","level":4,"score":0.4399416744709015},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.3663315773010254},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.2689853310585022}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1807167.1807214","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1807167.1807214","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2010 ACM SIGMOD International Conference on Management of data","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4","score":0.6600000262260437}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W122707235","https://openalex.org/W1555563750","https://openalex.org/W1604957788","https://openalex.org/W1647729745","https://openalex.org/W1659833910","https://openalex.org/W2022166150","https://openalex.org/W2023790387","https://openalex.org/W2045463753","https://openalex.org/W2057552436","https://openalex.org/W2060948468","https://openalex.org/W2069870183","https://openalex.org/W2098388305","https://openalex.org/W2100408869","https://openalex.org/W2100935296","https://openalex.org/W2108223890","https://openalex.org/W2108347737","https://openalex.org/W2134126205","https://openalex.org/W2136480620","https://openalex.org/W2143682328","https://openalex.org/W2146842426","https://openalex.org/W2147964825","https://openalex.org/W2153390303","https://openalex.org/W2155737120","https://openalex.org/W2296157284","https://openalex.org/W2593172760","https://openalex.org/W2953332543","https://openalex.org/W3003709066","https://openalex.org/W3146347964","https://openalex.org/W6734033041","https://openalex.org/W6912992434"],"related_works":["https://openalex.org/W2026738364","https://openalex.org/W1978230837","https://openalex.org/W2572349046","https://openalex.org/W2096359267","https://openalex.org/W2113390685","https://openalex.org/W2124814993","https://openalex.org/W2096432151","https://openalex.org/W2017989738","https://openalex.org/W2186703450","https://openalex.org/W8514837"],"abstract_inverted_index":{"Automated":[0],"extraction":[1],"of":[2,25,44,87,93],"structured":[3,34,66,79],"data":[4,17],"from":[5],"Web":[6],"sources":[7],"often":[8],"leads":[9],"to":[10,40,48],"large":[11,70],"heterogeneous":[12],"knowledge":[13],"bases":[14],"(KB),":[15],"with":[16,32,65,73,90],"and":[18],"schema":[19,45],"items":[20],"numbering":[21],"in":[22],"the":[23,41,49,85,91],"hundreds":[24],"thousands":[26],"or":[27],"millions.":[28],"Formulating":[29],"information":[30,46,71],"needs":[31],"conventional":[33],"query":[35,59,67],"languages":[36],"is":[37],"difficult":[38],"due":[39],"sheer":[42],"size":[43],"available":[47],"user.":[50],"We":[51],"address":[52],"this":[53],"challenge":[54],"by":[55],"proposing":[56],"a":[57],"new":[58],"language":[60],"that":[61],"blends":[62],"keyword":[63,88],"search":[64,89],"processing":[68],"over":[69],"graphs":[72],"rich":[74],"semantics.":[75],"Our":[76],"formalism":[77],"for":[78],"queries":[80],"based":[81],"on":[82],"keywords":[83],"combines":[84],"flexibility":[86],"expressiveness":[92],"structures":[94],"queries.":[95]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":10},{"year":2014,"cited_by_count":9},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":11}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
