{"id":"https://openalex.org/W4414034999","doi":"https://doi.org/10.1145/3705328.3748081","title":"LANCE: Exploration and Reflection for LLM-based Textual Attacks on News Recommender Systems","display_name":"LANCE: Exploration and Reflection for LLM-based Textual Attacks on News Recommender Systems","publication_year":2025,"publication_date":"2025-09-06","ids":{"openalex":"https://openalex.org/W4414034999","doi":"https://doi.org/10.1145/3705328.3748081"},"language":"en","primary_location":{"id":"doi:10.1145/3705328.3748081","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3705328.3748081","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Nineteenth ACM Conference on Recommender Systems","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1145/3705328.3748081","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101659916","display_name":"Yuyue Zhao","orcid":"https://orcid.org/0000-0002-5298-0309"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuyue Zhao","raw_affiliation_strings":["University of Science and Technology of China, Hefei, China and University of Amsterdam, Amsterdam, Netherlands"],"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China, Hefei, China and University of Amsterdam, Amsterdam, Netherlands","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087291586","display_name":"Jin Huang","orcid":"https://orcid.org/0000-0001-9273-9037"},"institutions":[{"id":"https://openalex.org/I241749","display_name":"University of Cambridge","ror":"https://ror.org/013meh722","country_code":"GB","type":"education","lineage":["https://openalex.org/I241749"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Jin Huang","raw_affiliation_strings":["University of Cambridge, Cambridge, United Kingdom"],"affiliations":[{"raw_affiliation_string":"University of Cambridge, Cambridge, United Kingdom","institution_ids":["https://openalex.org/I241749"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100600807","display_name":"Shuchang Liu","orcid":"https://orcid.org/0000-0002-1440-911X"},"institutions":[{"id":"https://openalex.org/I102322142","display_name":"Rutgers, The State University of New Jersey","ror":"https://ror.org/05vt9qd57","country_code":"US","type":"education","lineage":["https://openalex.org/I102322142"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shuchang Liu","raw_affiliation_strings":["Rutgers University, New Jersey, USA"],"affiliations":[{"raw_affiliation_string":"Rutgers University, New Jersey, USA","institution_ids":["https://openalex.org/I102322142"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075695432","display_name":"Jiancan Wu","orcid":"https://orcid.org/0000-0002-6941-5218"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiancan Wu","raw_affiliation_strings":["University of Science and Technology of China, Hefei, China"],"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China, Hefei, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100389037","display_name":"Xiang Wang","orcid":"https://orcid.org/0000-0002-6148-6329"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiang Wang","raw_affiliation_strings":["University of Science and Technology of China, Hefei, China"],"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China, Hefei, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031439294","display_name":"Maarten de Rijke","orcid":"https://orcid.org/0000-0002-1086-0202"},"institutions":[{"id":"https://openalex.org/I4210135670","display_name":"Amsterdam University of the Arts","ror":"https://ror.org/04dde1554","country_code":"NL","type":"education","lineage":["https://openalex.org/I4210135670"]},{"id":"https://openalex.org/I887064364","display_name":"University of Amsterdam","ror":"https://ror.org/04dkp9463","country_code":"NL","type":"education","lineage":["https://openalex.org/I887064364"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Maarten de Rijke","raw_affiliation_strings":["University of Amsterdam, Amsterdam, Netherlands"],"affiliations":[{"raw_affiliation_string":"University of Amsterdam, Amsterdam, Netherlands","institution_ids":["https://openalex.org/I4210135670","https://openalex.org/I887064364"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5101659916"],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.12139925,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"197","last_page":"206"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9998000264167786,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9962999820709229,"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/T11644","display_name":"Spam and Phishing Detection","score":0.9961000084877014,"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/recommender-system","display_name":"Recommender system","score":0.8911263942718506},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.73833829164505},{"id":"https://openalex.org/keywords/reflection","display_name":"Reflection (computer programming)","score":0.6683204770088196},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.3520236015319824},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.34541571140289307}],"concepts":[{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.8911263942718506},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.73833829164505},{"id":"https://openalex.org/C65682993","wikidata":"https://www.wikidata.org/wiki/Q1056451","display_name":"Reflection (computer programming)","level":2,"score":0.6683204770088196},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.3520236015319824},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.34541571140289307},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3705328.3748081","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3705328.3748081","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Nineteenth ACM Conference on Recommender Systems","raw_type":"proceedings-article"},{"id":"pmh:oai:pure.amsterdamumc.nl:openaire/c8d68daf-3556-45d7-b716-7dad84992c57","is_oa":true,"landing_page_url":"https://pure.amsterdamumc.nl/en/publications/c8d68daf-3556-45d7-b716-7dad84992c57","pdf_url":"https://pure.amsterdamumc.nl/ws/files/187706001/Lance.pdf","source":{"id":"https://openalex.org/S7407055222","display_name":"Pure Amsterdam UMC","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Zhao, Y, Huang, J, Liu, S, Wu, J, Wang, X & de Rijke, M 2025, LANCE : Exploration and Reflection for LLM-based Textual Attacks on News Recommender Systems. in RecSys2025 - Proceedings of the 19th ACM Conference on Recommender Systems. RecSys2025 - Proceedings of the 19th ACM Conference on Recommender Systems, Association for Computing Machinery, Inc, pp. 197-206, 19th ACM Conference on Recommender Systems, RecSys 2025, Prague, Czech Republic, 22/09/2025. https://doi.org/10.1145/3705328.3748081","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":{"id":"doi:10.1145/3705328.3748081","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3705328.3748081","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Nineteenth ACM Conference on Recommender Systems","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2289169492","display_name":"Fairness and Intersectional Non-Discrimination in Human Recommendation","funder_award_id":"101070212","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G5550786340","display_name":null,"funder_award_id":"024.004.022","funder_id":"https://openalex.org/F4320321800","funder_display_name":"Nederlandse Organisatie voor Wetenschappelijk Onderzoek"},{"id":"https://openalex.org/G6009445997","display_name":null,"funder_award_id":"unknown","funder_id":"https://openalex.org/F4320321800","funder_display_name":"Nederlandse Organisatie voor Wetenschappelijk Onderzoek"},{"id":"https://openalex.org/G6280615682","display_name":null,"funder_award_id":"NWA.1389.20.183","funder_id":"https://openalex.org/F4320321800","funder_display_name":"Nederlandse Organisatie voor Wetenschappelijk Onderzoek"},{"id":"https://openalex.org/G629491556","display_name":null,"funder_award_id":"(NWO)","funder_id":"https://openalex.org/F4320321800","funder_display_name":"Nederlandse Organisatie voor Wetenschappelijk Onderzoek"},{"id":"https://openalex.org/G8318064016","display_name":null,"funder_award_id":"Horizon","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320321800","display_name":"Nederlandse Organisatie voor Wetenschappelijk Onderzoek","ror":"https://ror.org/04jsz6e67"},{"id":"https://openalex.org/F4320334322","display_name":"HORIZON EUROPE Framework Programme","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W1593271688","https://openalex.org/W2250539671","https://openalex.org/W2743333519","https://openalex.org/W2950421571","https://openalex.org/W2962818281","https://openalex.org/W2970793364","https://openalex.org/W2972630152","https://openalex.org/W2979039524","https://openalex.org/W2985888257","https://openalex.org/W2996851481","https://openalex.org/W3031339255","https://openalex.org/W3034503922","https://openalex.org/W3119520312","https://openalex.org/W3136856676","https://openalex.org/W3155368131","https://openalex.org/W3170976035","https://openalex.org/W3171665710","https://openalex.org/W3186240982","https://openalex.org/W4221058809","https://openalex.org/W4285221954","https://openalex.org/W4288701803","https://openalex.org/W4296604448","https://openalex.org/W4385565448","https://openalex.org/W4392384703","https://openalex.org/W4392887234","https://openalex.org/W4400127166","https://openalex.org/W4400527475","https://openalex.org/W4401307215","https://openalex.org/W4402670893","https://openalex.org/W4403319954"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W4390273403","https://openalex.org/W4386781444","https://openalex.org/W2150182025","https://openalex.org/W3092950680","https://openalex.org/W3197542405","https://openalex.org/W2056712470","https://openalex.org/W3125580266"],"abstract_inverted_index":{"News":[0,38],"recommender":[1,93,136,167],"systems":[2,20,168],"rely":[3],"on":[4,198,208],"rich":[5],"textual":[6,25,122,199],"information":[7,176],"from":[8],"news":[9,45,71,92,135,158,166],"articles":[10],"to":[11,21,43,100,118,157],"generate":[12,119],"user-specific":[13],"recommendations.":[14],"This":[15],"reliance":[16],"may":[17],"expose":[18],"these":[19,85],"potential":[22],"vulnerabilities":[23,186],"through":[24],"attacks.":[26,123],"To":[27],"explore":[28],"this":[29],"vulnerability,":[30],"we":[31],"propose":[32],"LANCE,":[33],"a":[34,64,97,153],"LArge":[35],"language":[36],"model-based":[37],"Content":[39],"rEwriting":[40],"framework,":[41],"designed":[42],"influence":[44],"rankings":[46,133],"and":[47,63,80,95,145,183,201],"highlight":[48],"the":[49,105,112,127,193,203],"unintended":[50],"promotion":[51],"of":[52,57,129],"manipulated":[53],"news.":[54],"LANCE":[55,130,162,173],"consists":[56],"two":[58],"key":[59],"components:":[60],"an":[61,108],"explorer":[62,67],"reflector.":[65],"The":[66],"first":[68],"generates":[69],"rewritten":[70],"using":[72,111],"diverse":[73],"prompts,":[74],"incorporating":[75],"different":[76,188],"writing":[77],"styles,":[78],"sentiments,":[79],"personas.":[81],"We":[82],"then":[83],"collect":[84],"rewrites,":[86,114],"evaluate":[87],"their":[88],"ranking":[89],"impact":[90],"within":[91,134],"systems,":[94],"apply":[96],"filtering":[98],"mechanism":[99],"retain":[101],"effective":[102,121],"rewrites.":[103],"Next,":[104],"reflector":[106],"fine-tunes":[107],"open-source":[109],"LLM":[110],"successful":[113],"enhancing":[115],"its":[116,180],"ability":[117,182],"more":[120],"Experimental":[124],"results":[125],"demonstrate":[126],"effectiveness":[128],"in":[131,140],"manipulating":[132],"systems.":[137,189],"Unlike":[138],"attacks":[139,164,200],"other":[141],"recomendation":[142],"domains,":[143],"negative":[144],"neutral":[146],"rewrites":[147],"consistently":[148],"outperform":[149],"positive":[150],"ones,":[151],"revealing":[152],"unique":[154],"vulnerability":[155],"specific":[156],"recommendation.":[159],"Once":[160],"trained,":[161],"successfully":[163],"unseen":[165],"(i.e.,":[169],"those":[170],"for":[171,196,205],"which":[172],"received":[174],"no":[175],"during":[177],"training),":[178],"highlighting":[179],"generalization":[181],"exposing":[184],"shared":[185],"across":[187],"Our":[190],"work":[191],"underscores":[192],"urgent":[194],"need":[195],"research":[197],"paves":[202],"way":[204],"future":[206],"studies":[207],"defense":[209],"strategies.":[210]},"counts_by_year":[],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}
