{"id":"https://openalex.org/W3097548056","doi":"https://doi.org/10.1007/978-3-030-62466-8_3","title":"Squirrel \u2013 Crawling RDF Knowledge Graphs on the Web","display_name":"Squirrel \u2013 Crawling RDF Knowledge Graphs on the Web","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3097548056","doi":"https://doi.org/10.1007/978-3-030-62466-8_3","mag":"3097548056"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-030-62466-8_3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-030-62466-8_3","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/A5031363132","display_name":"Michael R\u00f6der","orcid":"https://orcid.org/0000-0002-8609-8277"},"institutions":[{"id":"https://openalex.org/I206945453","display_name":"Paderborn University","ror":"https://ror.org/058kzsd48","country_code":"DE","type":"education","lineage":["https://openalex.org/I206945453"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Michael R\u00f6der","raw_affiliation_strings":["DICE Group, Department of Computer Science, Paderborn University, Paderborn, Germany","Institute for Applied Informatics, Leipzig, Germany"],"raw_orcid":"https://orcid.org/0000-0002-8609-8277","affiliations":[{"raw_affiliation_string":"DICE Group, Department of Computer Science, Paderborn University, Paderborn, Germany","institution_ids":["https://openalex.org/I206945453"]},{"raw_affiliation_string":"Institute for Applied Informatics, Leipzig, Germany","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102829014","display_name":"Geraldo de Souza","orcid":"https://orcid.org/0000-0003-3180-0177"},"institutions":[{"id":"https://openalex.org/I206945453","display_name":"Paderborn University","ror":"https://ror.org/058kzsd48","country_code":"DE","type":"education","lineage":["https://openalex.org/I206945453"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Geraldo de Souza Jr","raw_affiliation_strings":["DICE Group, Department of Computer Science, Paderborn University, Paderborn, Germany"],"raw_orcid":"https://orcid.org/0000-0003-3180-0177","affiliations":[{"raw_affiliation_string":"DICE Group, Department of Computer Science, Paderborn University, Paderborn, Germany","institution_ids":["https://openalex.org/I206945453"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5038745720","display_name":"Axel-Cyrille Ngonga Ngomo","orcid":"https://orcid.org/0000-0001-7112-3516"},"institutions":[{"id":"https://openalex.org/I206945453","display_name":"Paderborn University","ror":"https://ror.org/058kzsd48","country_code":"DE","type":"education","lineage":["https://openalex.org/I206945453"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Axel-Cyrille Ngonga Ngomo","raw_affiliation_strings":["DICE Group, Department of Computer Science, Paderborn University, Paderborn, Germany","Institute for Applied Informatics, Leipzig, Germany"],"raw_orcid":"https://orcid.org/0000-0001-7112-3516","affiliations":[{"raw_affiliation_string":"DICE Group, Department of Computer Science, Paderborn University, Paderborn, Germany","institution_ids":["https://openalex.org/I206945453"]},{"raw_affiliation_string":"Institute for Applied Informatics, Leipzig, Germany","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5031363132"],"corresponding_institution_ids":["https://openalex.org/I206945453"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.4589,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.65240057,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"34","last_page":"47"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12016","display_name":"Web Data Mining and Analysis","score":0.9998999834060669,"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":0.9998999834060669,"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/T10215","display_name":"Semantic Web and Ontologies","score":0.9969000220298767,"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/T11719","display_name":"Data Quality and Management","score":0.9890000224113464,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/crawling","display_name":"Crawling","score":0.9091572761535645},{"id":"https://openalex.org/keywords/rdf","display_name":"RDF","score":0.7605488300323486},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.5723044872283936},{"id":"https://openalex.org/keywords/web-crawler","display_name":"Web crawler","score":0.5476419925689697},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5397312641143799},{"id":"https://openalex.org/keywords/semantic-web","display_name":"Semantic Web","score":0.29094427824020386},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.19826450943946838}],"concepts":[{"id":"https://openalex.org/C100368936","wikidata":"https://www.wikidata.org/wiki/Q1411725","display_name":"Crawling","level":2,"score":0.9091572761535645},{"id":"https://openalex.org/C147497476","wikidata":"https://www.wikidata.org/wiki/Q54872","display_name":"RDF","level":3,"score":0.7605488300323486},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.5723044872283936},{"id":"https://openalex.org/C13743948","wikidata":"https://www.wikidata.org/wiki/Q45842","display_name":"Web crawler","level":2,"score":0.5476419925689697},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5397312641143799},{"id":"https://openalex.org/C2129575","wikidata":"https://www.wikidata.org/wiki/Q54837","display_name":"Semantic Web","level":2,"score":0.29094427824020386},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.19826450943946838},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-3-030-62466-8_3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-030-62466-8_3","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":14,"referenced_works":["https://openalex.org/W178136164","https://openalex.org/W1559492731","https://openalex.org/W1613836731","https://openalex.org/W1919539044","https://openalex.org/W2013667086","https://openalex.org/W2046166587","https://openalex.org/W2048562911","https://openalex.org/W2296335794","https://openalex.org/W2394815666","https://openalex.org/W2763869177","https://openalex.org/W2955221586","https://openalex.org/W2972315390","https://openalex.org/W3134181537","https://openalex.org/W4254697110"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2566658409","https://openalex.org/W3119324922","https://openalex.org/W2352686120","https://openalex.org/W2372594123","https://openalex.org/W2358310581","https://openalex.org/W2964752624","https://openalex.org/W2026132847","https://openalex.org/W4385695127","https://openalex.org/W2152505903"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
