{"id":"https://openalex.org/W4387186851","doi":"https://doi.org/10.1142/s0129065723500636","title":"Improving the Effectiveness of Eigentrust in Computing the Reputation of Social Agents in Presence of Collusion","display_name":"Improving the Effectiveness of Eigentrust in Computing the Reputation of Social Agents in Presence of Collusion","publication_year":2023,"publication_date":"2023-09-29","ids":{"openalex":"https://openalex.org/W4387186851","doi":"https://doi.org/10.1142/s0129065723500636","pmid":"https://pubmed.ncbi.nlm.nih.gov/37806781"},"language":"en","primary_location":{"id":"doi:10.1142/s0129065723500636","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0129065723500636","pdf_url":null,"source":{"id":"https://openalex.org/S197665576","display_name":"International Journal of Neural Systems","issn_l":"0129-0657","issn":["0129-0657","1793-6462"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Neural Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"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/A5072587563","display_name":"Mariantonia Cotronei","orcid":"https://orcid.org/0000-0003-4374-298X"},"institutions":[{"id":"https://openalex.org/I59725666","display_name":"University of Reggio Calabria","ror":"https://ror.org/041sz8d87","country_code":"IT","type":"education","lineage":["https://openalex.org/I59725666"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Mariantonia Cotronei","raw_affiliation_strings":["Department of Information Engineering, Infrastructure and Sustainable Energy (DIIES), University Mediterranea of Reggio Calabria, Feo di Vito, Reggio Calabria 89122, Italy"],"raw_orcid":"https://orcid.org/0000-0003-4374-298X","affiliations":[{"raw_affiliation_string":"Department of Information Engineering, Infrastructure and Sustainable Energy (DIIES), University Mediterranea of Reggio Calabria, Feo di Vito, Reggio Calabria 89122, Italy","institution_ids":["https://openalex.org/I59725666"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021747750","display_name":"Sofia Giuffr\u00e9","orcid":"https://orcid.org/0000-0001-8503-9630"},"institutions":[{"id":"https://openalex.org/I59725666","display_name":"University of Reggio Calabria","ror":"https://ror.org/041sz8d87","country_code":"IT","type":"education","lineage":["https://openalex.org/I59725666"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Sofia Giuffr\u00e8","raw_affiliation_strings":["Department of Information Engineering, Infrastructure and Sustainable Energy (DIIES), University Mediterranea of Reggio Calabria, Feo di Vito, Reggio Calabria 89122, Italy"],"raw_orcid":"https://orcid.org/0000-0001-8503-9630","affiliations":[{"raw_affiliation_string":"Department of Information Engineering, Infrastructure and Sustainable Energy (DIIES), University Mediterranea of Reggio Calabria, Feo di Vito, Reggio Calabria 89122, Italy","institution_ids":["https://openalex.org/I59725666"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089108050","display_name":"Attilio Marcian\u00f2","orcid":"https://orcid.org/0000-0002-7229-5464"},"institutions":[{"id":"https://openalex.org/I59725666","display_name":"University of Reggio Calabria","ror":"https://ror.org/041sz8d87","country_code":"IT","type":"education","lineage":["https://openalex.org/I59725666"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Attilio Marcian\u00f2","raw_affiliation_strings":["Department of Information Engineering, Infrastructure and Sustainable Energy (DIIES), University Mediterranea of Reggio Calabria, Feo di Vito, Reggio Calabria 89122, Italy"],"raw_orcid":"https://orcid.org/0000-0002-7229-5464","affiliations":[{"raw_affiliation_string":"Department of Information Engineering, Infrastructure and Sustainable Energy (DIIES), University Mediterranea of Reggio Calabria, Feo di Vito, Reggio Calabria 89122, Italy","institution_ids":["https://openalex.org/I59725666"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035309719","display_name":"Domenico Rosaci","orcid":"https://orcid.org/0000-0002-9256-9995"},"institutions":[{"id":"https://openalex.org/I59725666","display_name":"University of Reggio Calabria","ror":"https://ror.org/041sz8d87","country_code":"IT","type":"education","lineage":["https://openalex.org/I59725666"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Domenico Rosaci","raw_affiliation_strings":["Department of Information Engineering, Infrastructure and Sustainable Energy (DIIES), University Mediterranea of Reggio Calabria, Feo di Vito, Reggio Calabria 89122, Italy"],"raw_orcid":"https://orcid.org/0000-0002-9256-9995","affiliations":[{"raw_affiliation_string":"Department of Information Engineering, Infrastructure and Sustainable Energy (DIIES), University Mediterranea of Reggio Calabria, Feo di Vito, Reggio Calabria 89122, Italy","institution_ids":["https://openalex.org/I59725666"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014296059","display_name":"Giuseppe M. L. Sarn\u00e8","orcid":"https://orcid.org/0000-0003-3753-6020"},"institutions":[{"id":"https://openalex.org/I66752286","display_name":"University of Milano-Bicocca","ror":"https://ror.org/01ynf4891","country_code":"IT","type":"education","lineage":["https://openalex.org/I66752286"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Giuseppe M. L. Sarn\u00e8","raw_affiliation_strings":["Department of Psychology, University of Milan Bicocca, Piazza dell\u2019Ateneo Nuovo, 1 Milano 20126, Italy","Department of Psychology, University of Milan Bicocca, Piazza dell'Ateneo Nuovo, 1 Milano 20126, Italy"],"raw_orcid":"https://orcid.org/0000-0003-3753-6020","affiliations":[{"raw_affiliation_string":"Department of Psychology, University of Milan Bicocca, Piazza dell\u2019Ateneo Nuovo, 1 Milano 20126, Italy","institution_ids":["https://openalex.org/I66752286"]},{"raw_affiliation_string":"Department of Psychology, University of Milan Bicocca, Piazza dell'Ateneo Nuovo, 1 Milano 20126, Italy","institution_ids":["https://openalex.org/I66752286"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5014296059"],"corresponding_institution_ids":["https://openalex.org/I66752286"],"apc_list":null,"apc_paid":null,"fwci":2.6824,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.91879482,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":"34","issue":"02","first_page":"2350063","last_page":"2350063"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11644","display_name":"Spam and Phishing Detection","score":0.9987000226974487,"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/T11644","display_name":"Spam and Phishing Detection","score":0.9987000226974487,"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/T10927","display_name":"Access Control and Trust","score":0.9968000054359436,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.996399998664856,"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/computer-science","display_name":"Computer science","score":0.814887285232544},{"id":"https://openalex.org/keywords/reputation","display_name":"Reputation","score":0.79960036277771},{"id":"https://openalex.org/keywords/collusion","display_name":"Collusion","score":0.7039192914962769},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.5517581701278687},{"id":"https://openalex.org/keywords/pagerank","display_name":"PageRank","score":0.5050910115242004},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.45447760820388794},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.4342818260192871},{"id":"https://openalex.org/keywords/social-network","display_name":"Social network (sociolinguistics)","score":0.4235595464706421},{"id":"https://openalex.org/keywords/reputation-system","display_name":"Reputation system","score":0.41047149896621704},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.37153780460357666},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.36904680728912354},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3587608337402344},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.24989819526672363},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.23593741655349731},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.11836758255958557}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.814887285232544},{"id":"https://openalex.org/C48798503","wikidata":"https://www.wikidata.org/wiki/Q877546","display_name":"Reputation","level":2,"score":0.79960036277771},{"id":"https://openalex.org/C2781198186","wikidata":"https://www.wikidata.org/wiki/Q701521","display_name":"Collusion","level":2,"score":0.7039192914962769},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.5517581701278687},{"id":"https://openalex.org/C2779172887","wikidata":"https://www.wikidata.org/wiki/Q184316","display_name":"PageRank","level":2,"score":0.5050910115242004},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.45447760820388794},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.4342818260192871},{"id":"https://openalex.org/C4727928","wikidata":"https://www.wikidata.org/wiki/Q17164759","display_name":"Social network (sociolinguistics)","level":3,"score":0.4235595464706421},{"id":"https://openalex.org/C2781218421","wikidata":"https://www.wikidata.org/wiki/Q2892532","display_name":"Reputation system","level":3,"score":0.41047149896621704},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.37153780460357666},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.36904680728912354},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3587608337402344},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.24989819526672363},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.23593741655349731},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.11836758255958557},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"id":"https://openalex.org/C36289849","wikidata":"https://www.wikidata.org/wiki/Q34749","display_name":"Social science","level":1,"score":0.0},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016571","descriptor_name":"Neural Networks, Computer","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016571","descriptor_name":"Neural Networks, Computer","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016571","descriptor_name":"Neural Networks, Computer","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D035502","descriptor_name":"Trust","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D035502","descriptor_name":"Trust","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D035502","descriptor_name":"Trust","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":3,"locations":[{"id":"doi:10.1142/s0129065723500636","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0129065723500636","pdf_url":null,"source":{"id":"https://openalex.org/S197665576","display_name":"International Journal of Neural Systems","issn_l":"0129-0657","issn":["0129-0657","1793-6462"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Neural Systems","raw_type":"journal-article"},{"id":"pmid:37806781","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/37806781","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International journal of neural systems","raw_type":null},{"id":"pmh:oai:boa.unimib.it:10281/450018","is_oa":false,"landing_page_url":"https://hdl.handle.net/10281/450018","pdf_url":null,"source":{"id":"https://openalex.org/S4306401259","display_name":"BOA (University of Milano-Bicocca)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I66752286","host_organization_name":"University of Milano-Bicocca","host_organization_lineage":["https://openalex.org/I66752286"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.7200000286102295,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":56,"referenced_works":["https://openalex.org/W83490742","https://openalex.org/W1432008968","https://openalex.org/W1764352149","https://openalex.org/W1972984482","https://openalex.org/W1975747248","https://openalex.org/W1978388488","https://openalex.org/W1987098882","https://openalex.org/W1989007169","https://openalex.org/W2008553165","https://openalex.org/W2022929953","https://openalex.org/W2030307969","https://openalex.org/W2050166650","https://openalex.org/W2053147992","https://openalex.org/W2066636486","https://openalex.org/W2071047664","https://openalex.org/W2087092764","https://openalex.org/W2090513801","https://openalex.org/W2095922308","https://openalex.org/W2097726984","https://openalex.org/W2102442170","https://openalex.org/W2112129186","https://openalex.org/W2127977814","https://openalex.org/W2130234299","https://openalex.org/W2137175628","https://openalex.org/W2156523427","https://openalex.org/W2156937700","https://openalex.org/W2171548560","https://openalex.org/W2223879723","https://openalex.org/W2483088176","https://openalex.org/W2592873869","https://openalex.org/W2761746751","https://openalex.org/W2898456550","https://openalex.org/W2944387105","https://openalex.org/W2949286309","https://openalex.org/W2999797109","https://openalex.org/W3003936169","https://openalex.org/W3046849394","https://openalex.org/W3089299640","https://openalex.org/W3096648358","https://openalex.org/W3119381431","https://openalex.org/W3174410978","https://openalex.org/W3205036094","https://openalex.org/W3210305489","https://openalex.org/W3211638053","https://openalex.org/W4211158759","https://openalex.org/W4212782488","https://openalex.org/W4223560684","https://openalex.org/W4281676865","https://openalex.org/W4293766734","https://openalex.org/W4294659485","https://openalex.org/W4303614496","https://openalex.org/W4306252079","https://openalex.org/W4308073689","https://openalex.org/W4311506911","https://openalex.org/W4323266311","https://openalex.org/W4367549692"],"related_works":["https://openalex.org/W2321388097","https://openalex.org/W2294042815","https://openalex.org/W2157328853","https://openalex.org/W2517839752","https://openalex.org/W1986034399","https://openalex.org/W126629215","https://openalex.org/W2780022989","https://openalex.org/W2142891234","https://openalex.org/W2768561819","https://openalex.org/W2129697324"],"abstract_inverted_index":{"considered":[0],"particularly":[1],"trustworthy,":[2],"rewarding":[3],"them":[4],"in":[5,49,109],"terms":[6],"of":[7,36,44,51,59,72,79,89],"reputation,":[8],"while":[9],"the":[10,32,37,70,76,80,124],"non":[11],"pre-trusted":[12],"agents":[13,27,74],"are":[14],"penalized.":[15],"In":[16],"this":[17],"paper,":[18],"we":[19,55],"propose":[20],"a":[21,42,57,93,119],"different":[22],"strategy":[23],"to":[24,62],"detect":[25],"malicious":[26,52,73],"which":[28,116],"does":[29],"not":[30],"modify":[31],"real":[33],"reputation":[34,48,77,111],"values":[35],"honest":[38,81],"ones.":[39,82],"We":[40,83],"introduce":[41],"measure":[43],"effectiveness":[45],"when":[46],"computing":[47],"presence":[50],"agents.":[53],"Moreover,":[54],"define":[56],"metric":[58],"error":[60,115,125],"useful":[61],"quantitatively":[63],"determine":[64],"how":[65],"much":[66],"an":[67,86,114],"algorithm":[68],"for":[69],"identification":[71],"modifies":[75],"scores":[78],"have":[84],"performed":[85],"experimental":[87],"campaign":[88],"mathematical":[90],"simulations":[91],"on":[92,129],"dynamic":[94],"multi-agent":[95],"environment.":[96],"The":[97],"obtained":[98],"results":[99],"show":[100],"that":[101],"our":[102],"method":[103],"is":[104,117],"more":[105],"effective":[106],"than":[107,123],"Eigentrust":[108,128],"determining":[110],"values,":[112],"presenting":[113],"about":[118],"thousand":[120],"times":[121],"lower":[122],"produced":[126],"by":[127],"medium-sized":[130],"social":[131],"networks.":[132]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":3}],"updated_date":"2026-04-28T14:05:53.105641","created_date":"2025-10-10T00:00:00"}
