{"id":"https://openalex.org/W1565395369","doi":"https://doi.org/10.1007/978-3-642-01891-6_5","title":"The Ex Project: Web Information Extraction Using Extraction Ontologies","display_name":"The Ex Project: Web Information Extraction Using Extraction Ontologies","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W1565395369","doi":"https://doi.org/10.1007/978-3-642-01891-6_5","mag":"1565395369"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-642-01891-6_5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-01891-6_5","pdf_url":null,"source":{"id":"https://openalex.org/S2764461748","display_name":"Studies in computational intelligence","issn_l":"1860-949X","issn":["1860-949X","1860-9503"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Studies in Computational Intelligence","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/A5019767881","display_name":"Martin Labsk\u00fd","orcid":null},"institutions":[{"id":"https://openalex.org/I35913352","display_name":"Prague University of Economics and Business","ror":"https://ror.org/029ecwj92","country_code":"CZ","type":"education","lineage":["https://openalex.org/I35913352"]}],"countries":["CZ"],"is_corresponding":true,"raw_author_name":"Martin Labsk\u00fd","raw_affiliation_strings":["Dept. of Information and Knowledge Engineering, University of Economics, Prague, W. Churchill Sq.\u00a04, 130\u00a067, Praha\u00a03, Czech Republic","Department of Information and Knowledge Engineering, University of Economics, Prague, Praha 3, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Dept. of Information and Knowledge Engineering, University of Economics, Prague, W. Churchill Sq.\u00a04, 130\u00a067, Praha\u00a03, Czech Republic","institution_ids":["https://openalex.org/I35913352"]},{"raw_affiliation_string":"Department of Information and Knowledge Engineering, University of Economics, Prague, Praha 3, Czech Republic","institution_ids":["https://openalex.org/I35913352"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070290151","display_name":"Vojt\u011bch Sv\u00e1tek","orcid":null},"institutions":[{"id":"https://openalex.org/I35913352","display_name":"Prague University of Economics and Business","ror":"https://ror.org/029ecwj92","country_code":"CZ","type":"education","lineage":["https://openalex.org/I35913352"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Vojt\u011bch Sv\u00e1tek","raw_affiliation_strings":["Dept. of Information and Knowledge Engineering, University of Economics, Prague, W. Churchill Sq.\u00a04, 130\u00a067, Praha\u00a03, Czech Republic","Department of Information and Knowledge Engineering, University of Economics, Prague, Praha 3, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Dept. of Information and Knowledge Engineering, University of Economics, Prague, W. Churchill Sq.\u00a04, 130\u00a067, Praha\u00a03, Czech Republic","institution_ids":["https://openalex.org/I35913352"]},{"raw_affiliation_string":"Department of Information and Knowledge Engineering, University of Economics, Prague, Praha 3, Czech Republic","institution_ids":["https://openalex.org/I35913352"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091090012","display_name":"Marek Nekvasil","orcid":null},"institutions":[{"id":"https://openalex.org/I35913352","display_name":"Prague University of Economics and Business","ror":"https://ror.org/029ecwj92","country_code":"CZ","type":"education","lineage":["https://openalex.org/I35913352"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Marek Nekvasil","raw_affiliation_strings":["Dept. of Information and Knowledge Engineering, University of Economics, Prague, W. Churchill Sq.\u00a04, 130\u00a067, Praha\u00a03, Czech Republic","Department of Information and Knowledge Engineering, University of Economics, Prague, Praha 3, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Dept. of Information and Knowledge Engineering, University of Economics, Prague, W. Churchill Sq.\u00a04, 130\u00a067, Praha\u00a03, Czech Republic","institution_ids":["https://openalex.org/I35913352"]},{"raw_affiliation_string":"Department of Information and Knowledge Engineering, University of Economics, Prague, Praha 3, Czech Republic","institution_ids":["https://openalex.org/I35913352"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037137820","display_name":"Du\u0161an Rak","orcid":null},"institutions":[{"id":"https://openalex.org/I35913352","display_name":"Prague University of Economics and Business","ror":"https://ror.org/029ecwj92","country_code":"CZ","type":"education","lineage":["https://openalex.org/I35913352"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Du\u0161an Rak","raw_affiliation_strings":["Dept. of Information and Knowledge Engineering, University of Economics, Prague, W. Churchill Sq.\u00a04, 130\u00a067, Praha\u00a03, Czech Republic","Department of Information and Knowledge Engineering, University of Economics, Prague, Praha 3, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Dept. of Information and Knowledge Engineering, University of Economics, Prague, W. Churchill Sq.\u00a04, 130\u00a067, Praha\u00a03, Czech Republic","institution_ids":["https://openalex.org/I35913352"]},{"raw_affiliation_string":"Department of Information and Knowledge Engineering, University of Economics, Prague, Praha 3, Czech Republic","institution_ids":["https://openalex.org/I35913352"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5019767881"],"corresponding_institution_ids":["https://openalex.org/I35913352"],"apc_list":null,"apc_paid":null,"fwci":4.1109,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.93704524,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"71","last_page":"88"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12016","display_name":"Web Data Mining and Analysis","score":0.9998000264167786,"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/T12016","display_name":"Web Data Mining and Analysis","score":0.9998000264167786,"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/T13083","display_name":"Advanced Text Analysis Techniques","score":0.9848999977111816,"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/T10181","display_name":"Natural Language Processing Techniques","score":0.984499990940094,"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/extraction","display_name":"Extraction (chemistry)","score":0.6359133720397949},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6240447759628296},{"id":"https://openalex.org/keywords/information-extraction","display_name":"Information extraction","score":0.6096692085266113},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3717903792858124},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.33891528844833374},{"id":"https://openalex.org/keywords/chromatography","display_name":"Chromatography","score":0.07349705696105957},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.05200973153114319}],"concepts":[{"id":"https://openalex.org/C4725764","wikidata":"https://www.wikidata.org/wiki/Q844704","display_name":"Extraction (chemistry)","level":2,"score":0.6359133720397949},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6240447759628296},{"id":"https://openalex.org/C195807954","wikidata":"https://www.wikidata.org/wiki/Q1662562","display_name":"Information extraction","level":2,"score":0.6096692085266113},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3717903792858124},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.33891528844833374},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.07349705696105957},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.05200973153114319}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-3-642-01891-6_5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-01891-6_5","pdf_url":null,"source":{"id":"https://openalex.org/S2764461748","display_name":"Studies in computational intelligence","issn_l":"1860-949X","issn":["1860-949X","1860-9503"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Studies in Computational Intelligence","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":21,"referenced_works":["https://openalex.org/W138033052","https://openalex.org/W314565566","https://openalex.org/W1445138309","https://openalex.org/W1514779648","https://openalex.org/W1536861783","https://openalex.org/W1565395369","https://openalex.org/W1578856370","https://openalex.org/W1589248714","https://openalex.org/W1829475407","https://openalex.org/W1920714934","https://openalex.org/W2044520606","https://openalex.org/W2072944755","https://openalex.org/W2081375810","https://openalex.org/W2084662183","https://openalex.org/W2089933214","https://openalex.org/W2118387062","https://openalex.org/W2147880316","https://openalex.org/W2468079607","https://openalex.org/W2478664507","https://openalex.org/W2481375576","https://openalex.org/W2491568943"],"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":[{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}