{"id":"https://openalex.org/W2081933028","doi":"https://doi.org/10.1007/s10844-012-0221-8","title":"E-FFC: an enhanced form-focused crawler for domain-specific deep web databases","display_name":"E-FFC: an enhanced form-focused crawler for domain-specific deep web databases","publication_year":2012,"publication_date":"2012-09-06","ids":{"openalex":"https://openalex.org/W2081933028","doi":"https://doi.org/10.1007/s10844-012-0221-8","mag":"2081933028"},"language":"en","primary_location":{"id":"doi:10.1007/s10844-012-0221-8","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10844-012-0221-8","pdf_url":null,"source":{"id":"https://openalex.org/S36033921","display_name":"Journal of Intelligent Information Systems","issn_l":"0925-9902","issn":["0925-9902","1573-7675"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Intelligent Information Systems","raw_type":"journal-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/A5100747563","display_name":"Yanni Li","orcid":"https://orcid.org/0000-0003-4550-8935"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yanni Li","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, Xi\u2019an, 710071, People\u2019s Republic of China","School of Computer Science and Technology, Xidian University, Xi'an, People's Republic of China 710071"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi\u2019an, 710071, People\u2019s Republic of China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi'an, People's Republic of China 710071","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100339104","display_name":"Yuping Wang","orcid":"https://orcid.org/0000-0001-6868-0004"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuping Wang","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, Xi\u2019an, 710071, People\u2019s Republic of China","School of Computer Science and Technology, Xidian University, Xi'an, People's Republic of China 710071"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi\u2019an, 710071, People\u2019s Republic of China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi'an, People's Republic of China 710071","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091594803","display_name":"Jintao Du","orcid":"https://orcid.org/0009-0006-8086-1207"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jintao Du","raw_affiliation_strings":["School of Software, Xidian University, Xi\u2019an, 710071, People\u2019s Republic of China","School of Software, Xidian University, Xi'an, People's Republic of China 710071"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Software, Xidian University, Xi\u2019an, 710071, People\u2019s Republic of China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Software, Xidian University, Xi'an, People's Republic of China 710071","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5100747563"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":{"value":3090,"currency":"USD","value_usd":3090},"apc_paid":null,"fwci":10.8337,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.97881016,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"40","issue":"1","first_page":"159","last_page":"184"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12016","display_name":"Web Data Mining and Analysis","score":1.0,"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":1.0,"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/T11478","display_name":"Caching and Content Delivery","score":0.9843000173568726,"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"}},{"id":"https://openalex.org/T11644","display_name":"Spam and Phishing Detection","score":0.9553999900817871,"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/computer-science","display_name":"Computer science","score":0.8775386810302734},{"id":"https://openalex.org/keywords/web-crawler","display_name":"Web crawler","score":0.8480531573295593},{"id":"https://openalex.org/keywords/crawling","display_name":"Crawling","score":0.7831985950469971},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.5416375398635864},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.5110007524490356},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.5034050345420837},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.49802708625793457},{"id":"https://openalex.org/keywords/web-page","display_name":"Web page","score":0.47000035643577576},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.46725863218307495},{"id":"https://openalex.org/keywords/deep-web","display_name":"Deep Web","score":0.4176323413848877},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.37676286697387695},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3117852807044983},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.2943187952041626},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.29297128319740295}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8775386810302734},{"id":"https://openalex.org/C13743948","wikidata":"https://www.wikidata.org/wiki/Q45842","display_name":"Web crawler","level":2,"score":0.8480531573295593},{"id":"https://openalex.org/C100368936","wikidata":"https://www.wikidata.org/wiki/Q1411725","display_name":"Crawling","level":2,"score":0.7831985950469971},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.5416375398635864},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.5110007524490356},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5034050345420837},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.49802708625793457},{"id":"https://openalex.org/C21959979","wikidata":"https://www.wikidata.org/wiki/Q36774","display_name":"Web page","level":2,"score":0.47000035643577576},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.46725863218307495},{"id":"https://openalex.org/C46721378","wikidata":"https://www.wikidata.org/wiki/Q221989","display_name":"Deep Web","level":3,"score":0.4176323413848877},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.37676286697387695},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3117852807044983},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.2943187952041626},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.29297128319740295},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s10844-012-0221-8","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10844-012-0221-8","pdf_url":null,"source":{"id":"https://openalex.org/S36033921","display_name":"Journal of Intelligent Information Systems","issn_l":"0925-9902","issn":["0925-9902","1573-7675"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Intelligent Information Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W291262356","https://openalex.org/W1485536830","https://openalex.org/W1489992655","https://openalex.org/W1490501152","https://openalex.org/W1506122440","https://openalex.org/W1527328363","https://openalex.org/W1586806958","https://openalex.org/W1617966546","https://openalex.org/W1652647845","https://openalex.org/W1659541576","https://openalex.org/W1966581379","https://openalex.org/W1968832971","https://openalex.org/W1969831559","https://openalex.org/W1974000536","https://openalex.org/W1976232673","https://openalex.org/W1995022756","https://openalex.org/W1997838466","https://openalex.org/W2005579877","https://openalex.org/W2013970953","https://openalex.org/W2017726337","https://openalex.org/W2029341294","https://openalex.org/W2091515160","https://openalex.org/W2094930182","https://openalex.org/W2105389965","https://openalex.org/W2108489852","https://openalex.org/W2110034127","https://openalex.org/W2113313827","https://openalex.org/W2117058208","https://openalex.org/W2120284761","https://openalex.org/W2124673015","https://openalex.org/W2125969310","https://openalex.org/W2132131393","https://openalex.org/W2134007343","https://openalex.org/W2142211218","https://openalex.org/W2143607396","https://openalex.org/W2145102654","https://openalex.org/W2145941243","https://openalex.org/W2147164982","https://openalex.org/W2148738951","https://openalex.org/W2151306141","https://openalex.org/W2170188121","https://openalex.org/W2172076436","https://openalex.org/W3151573171","https://openalex.org/W6636631317","https://openalex.org/W6678701036","https://openalex.org/W6681291871","https://openalex.org/W6682597120","https://openalex.org/W6685116542"],"related_works":["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/W2137810919","https://openalex.org/W4385695127","https://openalex.org/W2384770049"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":3}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}
