{"id":"https://openalex.org/W7136171499","doi":"https://doi.org/10.48550/arxiv.2603.12453","title":"CSE-UOI at SemEval-2026 Task 6: A Two-Stage Heterogeneous Ensemble with Deliberative Complexity Gating for Political Evasion Detection","display_name":"CSE-UOI at SemEval-2026 Task 6: A Two-Stage Heterogeneous Ensemble with Deliberative Complexity Gating for Political Evasion Detection","publication_year":2026,"publication_date":"2026-03-12","ids":{"openalex":"https://openalex.org/W7136171499","doi":"https://doi.org/10.48550/arxiv.2603.12453"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2603.12453","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.12453","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.2603.12453","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5052631943","display_name":"Christos Tzouvaras","orcid":"https://orcid.org/0009-0003-9651-1760"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tzouvaras, Christos","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065352009","display_name":"Konstantinos Skianis","orcid":"https://orcid.org/0009-0002-8804-6320"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Skianis, Konstantinos","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5129471530","display_name":"Athanasios Voulodimos","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Voulodimos, Athanasios","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/T11147","display_name":"Misinformation and Its Impacts","score":0.23029999434947968,"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/T11147","display_name":"Misinformation and Its Impacts","score":0.23029999434947968,"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/T10028","display_name":"Topic Modeling","score":0.1753000020980835,"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/T13910","display_name":"Computational and Text Analysis Methods","score":0.1550000011920929,"subfield":{"id":"https://openalex.org/subfields/3300","display_name":"General Social Sciences"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ambiguity","display_name":"Ambiguity","score":0.7885000109672546},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.6082000136375427},{"id":"https://openalex.org/keywords/clarity","display_name":"CLARITY","score":0.5597000122070312},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5394999980926514},{"id":"https://openalex.org/keywords/ensemble-learning","display_name":"Ensemble learning","score":0.46129998564720154},{"id":"https://openalex.org/keywords/gating","display_name":"Gating","score":0.3434000015258789},{"id":"https://openalex.org/keywords/proxy","display_name":"Proxy (statistics)","score":0.32580000162124634}],"concepts":[{"id":"https://openalex.org/C2780522230","wikidata":"https://www.wikidata.org/wiki/Q1140419","display_name":"Ambiguity","level":2,"score":0.7885000109672546},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6586999893188477},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.6082000136375427},{"id":"https://openalex.org/C2777146004","wikidata":"https://www.wikidata.org/wiki/Q14949826","display_name":"CLARITY","level":2,"score":0.5597000122070312},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5547000169754028},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5394999980926514},{"id":"https://openalex.org/C45942800","wikidata":"https://www.wikidata.org/wiki/Q245652","display_name":"Ensemble learning","level":2,"score":0.46129998564720154},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.44179999828338623},{"id":"https://openalex.org/C194544171","wikidata":"https://www.wikidata.org/wiki/Q21105679","display_name":"Gating","level":2,"score":0.3434000015258789},{"id":"https://openalex.org/C2780148112","wikidata":"https://www.wikidata.org/wiki/Q1432581","display_name":"Proxy (statistics)","level":2,"score":0.32580000162124634},{"id":"https://openalex.org/C2780980858","wikidata":"https://www.wikidata.org/wiki/Q110022","display_name":"Dual (grammatical number)","level":2,"score":0.3246000111103058},{"id":"https://openalex.org/C198531522","wikidata":"https://www.wikidata.org/wiki/Q485146","display_name":"Sample (material)","level":2,"score":0.30469998717308044},{"id":"https://openalex.org/C2781251061","wikidata":"https://www.wikidata.org/wiki/Q5416089","display_name":"Evasion (ethics)","level":3,"score":0.29809999465942383},{"id":"https://openalex.org/C89611455","wikidata":"https://www.wikidata.org/wiki/Q6804646","display_name":"Mechanism (biology)","level":2,"score":0.29010000824928284},{"id":"https://openalex.org/C153668964","wikidata":"https://www.wikidata.org/wiki/Q27636","display_name":"Majority rule","level":2,"score":0.28999999165534973},{"id":"https://openalex.org/C175154964","wikidata":"https://www.wikidata.org/wiki/Q380077","display_name":"Task analysis","level":3,"score":0.2784999907016754},{"id":"https://openalex.org/C94124525","wikidata":"https://www.wikidata.org/wiki/Q912550","display_name":"Categorization","level":2,"score":0.257099986076355}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2603.12453","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.12453","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.2603.12453","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.12453","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":{"This":[0,52],"paper":[1],"describes":[2],"our":[3],"system":[4],"for":[5,76,88],"SemEval-2026":[6],"Task":[7],"6,":[8],"which":[9,94],"classifies":[10],"clarity":[11],"of":[12,116],"responses":[13],"in":[14],"political":[15],"interviews":[16],"into":[17],"three":[18],"categories:":[19],"Clear":[20,24],"Reply,":[21],"Ambivalent,":[22],"and":[23,39,42,58,125],"Non-Reply.":[25],"We":[26],"propose":[27],"a":[28,43,113],"heterogeneous":[29],"dual":[30],"large":[31],"language":[32],"model":[33,108],"(LLM)":[34],"ensemble":[35],"via":[36],"self-consistency":[37],"(SC)":[38],"weighted":[40],"voting,":[41],"novel":[44],"post-hoc":[45],"correction":[46],"mechanism,":[47],"Deliberative":[48],"Complexity":[49],"Gating":[50],"(DCG).":[51],"mechanism":[53],"uses":[54],"cross-model":[55,99],"behavioral":[56,100],"signals":[57],"exploits":[59],"the":[60,119,128],"finding":[61],"that":[62],"an":[63,85],"LLM":[64],"response-length":[65],"proxy":[66],"correlates":[67],"strongly":[68],"with":[69,127],"sample":[70],"ambiguity.":[71],"To":[72],"further":[73],"examine":[74],"mechanisms":[75],"improving":[77],"ambiguity":[78],"detection,":[79],"we":[80],"evaluated":[81],"multi-agent":[82],"debate":[83,102],"as":[84],"alternative":[86],"strategy":[87],"increasing":[89,107],"deliberative":[90],"capacity.":[91],"Unlike":[92],"DCG,":[93],"adaptively":[95],"gates":[96],"reasoning":[97],"using":[98],"signals,":[101],"increases":[103],"agent":[104],"count":[105],"without":[106],"diversity.":[109],"Our":[110],"solution":[111],"achieved":[112],"Macro-F1":[114],"score":[115],"0.85":[117],"on":[118],"evaluation":[120],"set,":[121],"securing":[122],"3rd":[123],"place":[124],"tied":[126],"second-best":[129],"reported":[130],"score.":[131]},"counts_by_year":[],"updated_date":"2026-07-01T06:00:48.157686","created_date":"2026-03-17T00:00:00"}