{"id":"https://openalex.org/W2111229154","doi":"https://doi.org/10.1145/1032222.1032236","title":"An authorization model for geographical maps","display_name":"An authorization model for geographical maps","publication_year":2004,"publication_date":"2004-11-12","ids":{"openalex":"https://openalex.org/W2111229154","doi":"https://doi.org/10.1145/1032222.1032236","mag":"2111229154"},"language":"en","primary_location":{"id":"doi:10.1145/1032222.1032236","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1032222.1032236","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 12th annual ACM international workshop on Geographic information systems","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/2434/11562","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5048471838","display_name":"Alberto Belussi","orcid":"https://orcid.org/0000-0003-3023-8020"},"institutions":[{"id":"https://openalex.org/I119439378","display_name":"University of Verona","ror":"https://ror.org/039bp8j42","country_code":"IT","type":"education","lineage":["https://openalex.org/I119439378"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"A. Belussi","raw_affiliation_strings":["University of Verona, Italy","University of Verona - Italy#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Verona, Italy","institution_ids":["https://openalex.org/I119439378"]},{"raw_affiliation_string":"University of Verona - Italy#TAB#","institution_ids":["https://openalex.org/I119439378"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061694501","display_name":"Elisa Bertino","orcid":"https://orcid.org/0000-0002-4029-7051"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"E. Bertino","raw_affiliation_strings":["Purdue University, West Lafayette, IN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024551850","display_name":"Barbara Catania","orcid":"https://orcid.org/0000-0002-6443-169X"},"institutions":[{"id":"https://openalex.org/I83816512","display_name":"University of Genoa","ror":"https://ror.org/0107c5v14","country_code":"IT","type":"education","lineage":["https://openalex.org/I83816512"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"B. Catania","raw_affiliation_strings":["University of Genoa, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Genoa, Italy","institution_ids":["https://openalex.org/I83816512"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079937994","display_name":"Maria Luisa Damiani","orcid":"https://orcid.org/0000-0001-9587-308X"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"M. L. Damiani","raw_affiliation_strings":["University of Milan, Italy","University of Milan, Italy,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Milan, Italy","institution_ids":["https://openalex.org/I189158943"]},{"raw_affiliation_string":"University of Milan, Italy,","institution_ids":["https://openalex.org/I189158943"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065500880","display_name":"Andrea Nucita","orcid":"https://orcid.org/0000-0001-6257-5529"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"A. Nucita","raw_affiliation_strings":["University of Milan, Italy","University of Milan, Italy,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Milan, Italy","institution_ids":["https://openalex.org/I189158943"]},{"raw_affiliation_string":"University of Milan, Italy,","institution_ids":["https://openalex.org/I189158943"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":39,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"82","last_page":"91"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10927","display_name":"Access Control and Trust","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"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/T10927","display_name":"Access Control and Trust","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"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/T10237","display_name":"Cryptography and Data Security","score":0.9965999722480774,"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/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.991100013256073,"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/authorization","display_name":"Authorization","score":0.6157099008560181},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5899099111557007},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.34213459491729736},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3294585347175598},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.3239174485206604},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.16555163264274597}],"concepts":[{"id":"https://openalex.org/C108759981","wikidata":"https://www.wikidata.org/wiki/Q788590","display_name":"Authorization","level":2,"score":0.6157099008560181},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5899099111557007},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.34213459491729736},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3294585347175598},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.3239174485206604},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.16555163264274597}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/1032222.1032236","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1032222.1032236","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 12th annual ACM international workshop on Geographic information systems","raw_type":"proceedings-article"},{"id":"pmh:oai:air.unimi.it:2434/11562","is_oa":true,"landing_page_url":"http://hdl.handle.net/2434/11562","pdf_url":null,"source":{"id":"https://openalex.org/S4306400516","display_name":"Archivio Istituzionale della Ricerca (Universita Degli Studi Di Milano)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I189158943","host_organization_name":"University of Milan","host_organization_lineage":["https://openalex.org/I189158943"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/other"},{"id":"pmh:oai:air.unimi.it:2434/11679","is_oa":true,"landing_page_url":"http://hdl.handle.net/2434/11679","pdf_url":null,"source":{"id":"https://openalex.org/S4306400516","display_name":"Archivio Istituzionale della Ricerca (Universita Degli Studi Di Milano)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I189158943","host_organization_name":"University of Milan","host_organization_lineage":["https://openalex.org/I189158943"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":{"id":"pmh:oai:air.unimi.it:2434/11562","is_oa":true,"landing_page_url":"http://hdl.handle.net/2434/11562","pdf_url":null,"source":{"id":"https://openalex.org/S4306400516","display_name":"Archivio Istituzionale della Ricerca (Universita Degli Studi Di Milano)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I189158943","host_organization_name":"University of Milan","host_organization_lineage":["https://openalex.org/I189158943"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/other"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W75232270","https://openalex.org/W1526337814","https://openalex.org/W1844476468","https://openalex.org/W2058049109","https://openalex.org/W2073300799","https://openalex.org/W2090430181","https://openalex.org/W2142709564","https://openalex.org/W2147378248","https://openalex.org/W2166786130","https://openalex.org/W2372670202","https://openalex.org/W4285719527","https://openalex.org/W4381330311","https://openalex.org/W6684489607"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2348097614","https://openalex.org/W1513991829","https://openalex.org/W2347219288","https://openalex.org/W2355186196","https://openalex.org/W2529276874","https://openalex.org/W2354822586","https://openalex.org/W2366221835","https://openalex.org/W3149424243"],"abstract_inverted_index":{"Access":[0],"control":[1,13,42,60,120,167],"is":[2,70,79],"an":[3],"important":[4],"component":[5],"of":[6,35,72,75,92,104],"any":[7],"database":[8],"management":[9],"system.":[10],"Several":[11],"access":[12,41,59,119,166],"models":[14,23,43],"have":[15],"been":[16],"proposed":[17,118],"for":[18,28,44,62],"conventional":[19],"databases.":[20],"However,":[21],"these":[22],"do":[24],"not":[25],"seem":[26],"adequate":[27],"geographical":[29,36,45,63],"databases,":[30],"due":[31],"to":[32,126],"the":[33,99,105,111,123,141,146],"peculiarities":[34],"data.":[37],"Previous":[38],"work":[39],"on":[40],"data":[46],"mainly":[47],"concerns":[48],"raster":[49],"maps":[50,85],"(images).":[51],"In":[52],"this":[53],"paper,":[54],"we":[55],"present":[56],"a":[57,73,133],"discretionary":[58],"model":[61,121,150],"maps.":[64],"We":[65],"assume":[66],"that":[67,164],"each":[68],"map":[69,130],"composed":[71],"set":[74],"features.":[76],"Each":[77],"feature":[78],"represented":[80],"in":[81],"one":[82],"or":[83],"more":[84],"by":[86,90],"spatial":[87,94,143],"objects,":[88,106],"described":[89],"means":[91],"different":[93,161],"properties:":[95],"geometric":[96],"properties,":[97,109],"describing":[98,110],"shape,":[100],"extension":[101],"and":[102,107,145,155],"location":[103],"topological":[108,112],"relationships":[113],"existing":[114],"among":[115],"objects.":[116],"The":[117,149],"allows":[122],"security":[124],"administrator":[125],"define":[127],"authorizations":[128,157],"against":[129],"objects":[131],"at":[132],"very":[134,168],"fine":[135],"granularity":[136],"level,":[137],"taking":[138],"into":[139],"account":[140],"various":[142],"representations":[144],"object":[147],"dimension.":[148],"also":[151],"supports":[152],"both":[153],"positive":[154],"negative":[156],"as":[158,160],"well":[159],"propagation":[162],"rules":[163],"make":[165],"flexible.":[169]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":4},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}