{"id":"https://openalex.org/W7140113769","doi":"https://doi.org/10.48550/arxiv.2603.19649","title":"PolicySim: An LLM-Based Agent Social Simulation Sandbox for Proactive Policy Optimization","display_name":"PolicySim: An LLM-Based Agent Social Simulation Sandbox for Proactive Policy Optimization","publication_year":2026,"publication_date":"2026-03-20","ids":{"openalex":"https://openalex.org/W7140113769","doi":"https://doi.org/10.48550/arxiv.2603.19649"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2603.19649","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.19649","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2603.19649","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5044761368","display_name":"Renhong Huang","orcid":"https://orcid.org/0000-0001-9342-2031"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Huang, Renhong","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101785137","display_name":"Ning Tang","orcid":"https://orcid.org/0009-0002-9446-1344"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tang, Ning","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130401816","display_name":"Jiarong Xu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xu, Jiarong","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114150518","display_name":"Yuxuan Cao","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Cao, Yuxuan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130347358","display_name":"Qingqian Tu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tu, Qingqian","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130386106","display_name":"Sheng Guo","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Guo, Sheng","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130381597","display_name":"Bo Zheng","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zheng, Bo","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130328063","display_name":"Huiyuan Liu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Liu, Huiyuan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5130402117","display_name":"Yang Yang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yang, Yang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11519","display_name":"Digital Mental Health Interventions","score":0.323199987411499,"subfield":{"id":"https://openalex.org/subfields/3202","display_name":"Applied Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11519","display_name":"Digital Mental Health Interventions","score":0.323199987411499,"subfield":{"id":"https://openalex.org/subfields/3202","display_name":"Applied Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10355","display_name":"Impact of Technology on Adolescents","score":0.03869999945163727,"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/T10803","display_name":"Innovative Human-Technology Interaction","score":0.03700000047683716,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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/sandbox","display_name":"Sandbox (software development)","score":0.9122999906539917},{"id":"https://openalex.org/keywords/intervention","display_name":"Intervention (counseling)","score":0.5550000071525574},{"id":"https://openalex.org/keywords/psychological-intervention","display_name":"Psychological intervention","score":0.5467000007629395},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.5062000155448914},{"id":"https://openalex.org/keywords/bridging","display_name":"Bridging (networking)","score":0.448199987411499},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4361000061035156}],"concepts":[{"id":"https://openalex.org/C167981075","wikidata":"https://www.wikidata.org/wiki/Q2667186","display_name":"Sandbox (software development)","level":2,"score":0.9122999906539917},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6194999814033508},{"id":"https://openalex.org/C2780665704","wikidata":"https://www.wikidata.org/wiki/Q959298","display_name":"Intervention (counseling)","level":2,"score":0.5550000071525574},{"id":"https://openalex.org/C27415008","wikidata":"https://www.wikidata.org/wiki/Q7256382","display_name":"Psychological intervention","level":2,"score":0.5467000007629395},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.5062000155448914},{"id":"https://openalex.org/C174348530","wikidata":"https://www.wikidata.org/wiki/Q188635","display_name":"Bridging (networking)","level":2,"score":0.448199987411499},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4361000061035156},{"id":"https://openalex.org/C112930515","wikidata":"https://www.wikidata.org/wiki/Q4389547","display_name":"Risk analysis (engineering)","level":1,"score":0.4180999994277954},{"id":"https://openalex.org/C166955791","wikidata":"https://www.wikidata.org/wiki/Q629579","display_name":"Macro","level":2,"score":0.415800005197525},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.40689998865127563},{"id":"https://openalex.org/C67469775","wikidata":"https://www.wikidata.org/wiki/Q304922","display_name":"Social dynamics","level":2,"score":0.3547999858856201},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3098999857902527},{"id":"https://openalex.org/C4727928","wikidata":"https://www.wikidata.org/wiki/Q17164759","display_name":"Social network (sociolinguistics)","level":3,"score":0.30709999799728394},{"id":"https://openalex.org/C2781249084","wikidata":"https://www.wikidata.org/wiki/Q908656","display_name":"Preference","level":2,"score":0.28859999775886536},{"id":"https://openalex.org/C194541083","wikidata":"https://www.wikidata.org/wiki/Q457174","display_name":"Workaround","level":2,"score":0.27639999985694885},{"id":"https://openalex.org/C195094911","wikidata":"https://www.wikidata.org/wiki/Q14167904","display_name":"Process management","level":1,"score":0.2750000059604645},{"id":"https://openalex.org/C56739046","wikidata":"https://www.wikidata.org/wiki/Q192060","display_name":"Knowledge management","level":1,"score":0.267300009727478}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2603.19649","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.19649","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2603.19649","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.19649","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Social":[0],"platforms":[1],"serve":[2],"as":[3],"central":[4],"hubs":[5],"for":[6,98,119],"information":[7],"exchange,":[8],"where":[9,56],"user":[10,134,145],"behaviors":[11],"and":[12,23,31,67,87,104,123,136,153,163,194,197],"platform":[13,85,106,137,189],"interventions":[14,86,138],"jointly":[15],"shape":[16],"opinions.":[17],"However,":[18],"intervention":[19,126,167,200],"policies":[20,43],"like":[21],"recommendation":[22],"content":[24],"filtering,":[25],"can":[26,186],"unintentionally":[27],"amplify":[28],"echo":[29],"chambers":[30],"polarization,":[32],"posing":[33],"significant":[34],"societal":[35],"risks.":[36],"Proactively":[37],"evaluating":[38],"the":[39,91,120,130],"impact":[40],"of":[41,125],"such":[42],"is":[44,96],"therefore":[45],"crucial.":[46],"Existing":[47],"approaches":[48],"primarily":[49],"rely":[50],"on":[51],"reactive":[52],"online":[53],"A/B":[54],"testing,":[55],"risks":[57],"are":[58],"identified":[59],"only":[60],"after":[61],"deployment,":[62],"making":[63],"risk":[64],"identification":[65],"delayed":[66],"costly.":[68],"LLM-based":[69,115],"social":[70,116],"simulations":[71],"offer":[72],"a":[73,144,171],"promising":[74],"pre-deployment":[75],"alternative,":[76],"but":[77],"current":[78],"methods":[79],"fall":[80],"short":[81],"in":[82],"realistically":[83],"modeling":[84],"incorporating":[88],"feedback":[89],"from":[90],"platform.":[92],"Bridging":[93],"these":[94],"gaps":[95],"essential":[97],"building":[99],"actionable":[100],"frameworks":[101],"to":[102,158,177],"assess":[103],"optimize":[105],"policies.":[107,127],"To":[108],"this":[109],"end,":[110],"we":[111],"propose":[112],"PolicySim,":[113],"an":[114,165],"simulation":[117],"sandbox":[118],"proactive":[121],"assessment":[122],"optimization":[124,156],"PolicySim":[128,185],"models":[129],"bidirectional":[131],"dynamics":[132],"between":[133],"behavior":[135],"through":[139],"two":[140],"key":[141],"components:":[142],"(1)":[143],"agent":[146],"module":[147,168],"refined":[148],"via":[149],"supervised":[150],"fine-tuning":[151],"(SFT)":[152],"direct":[154],"preference":[155],"(DPO)":[157],"achieve":[159],"platform-specific":[160],"behavioral":[161],"realism;":[162],"(2)":[164],"adaptive":[166],"that":[169,184],"employs":[170],"contextual":[172],"bandit":[173],"with":[174],"message":[175],"passing":[176],"capture":[178],"dynamic":[179],"network":[180],"structures.":[181],"Experiments":[182],"show":[183],"accurately":[187],"simulate":[188],"ecosystems":[190],"at":[191],"both":[192],"micro":[193],"macro":[195],"levels":[196],"support":[198],"effective":[199],"policy.":[201]},"counts_by_year":[],"updated_date":"2026-07-01T06:00:48.157686","created_date":"2026-03-24T00:00:00"}