{"id":"https://openalex.org/W7166864671","doi":"https://doi.org/10.18653/v1/2026.semeval-1.381","title":"NarSiL at SemEval-2026 Task 4: A Multi-Expert, Multi-Pathway System for Narrative Story Similarity","display_name":"NarSiL at SemEval-2026 Task 4: A Multi-Expert, Multi-Pathway System for Narrative Story Similarity","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7166864671","doi":"https://doi.org/10.18653/v1/2026.semeval-1.381"},"language":null,"primary_location":{"id":"doi:10.18653/v1/2026.semeval-1.381","is_oa":true,"landing_page_url":"https://doi.org/10.18653/v1/2026.semeval-1.381","pdf_url":"https://aclanthology.org/2026.semeval-1.381.pdf","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 20th International Workshop on Semantic Evaluation (2026)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://aclanthology.org/2026.semeval-1.381.pdf","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5139833280","display_name":"Bogdan Octavian Grecu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Bogdan Octavian Grecu","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135705288","display_name":"Costin Chiru","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Costin Chiru","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5034045968","display_name":"Oana Cocarascu","orcid":"https://orcid.org/0000-0003-1552-8636"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Oana Cocarascu","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":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.85368124,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"3035","last_page":"3044"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11574","display_name":"Artificial Intelligence in Games","score":0.41749998927116394,"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/T11574","display_name":"Artificial Intelligence in Games","score":0.41749998927116394,"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/T10028","display_name":"Topic Modeling","score":0.23229999840259552,"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/T12461","display_name":"Narrative Theory and Analysis","score":0.045499999076128006,"subfield":{"id":"https://openalex.org/subfields/1208","display_name":"Literature and Literary Theory"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/narrative","display_name":"Narrative","score":0.6710000038146973},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5737000107765198},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.4569000005722046},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.28540000319480896},{"id":"https://openalex.org/keywords/identity","display_name":"Identity (music)","score":0.2831999957561493},{"id":"https://openalex.org/keywords/sequence","display_name":"Sequence (biology)","score":0.27230000495910645}],"concepts":[{"id":"https://openalex.org/C199033989","wikidata":"https://www.wikidata.org/wiki/Q1318295","display_name":"Narrative","level":2,"score":0.6710000038146973},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5737000107765198},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4884999990463257},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.47540000081062317},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.46140000224113464},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.4569000005722046},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4108000099658966},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.35339999198913574},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.28540000319480896},{"id":"https://openalex.org/C46312422","wikidata":"https://www.wikidata.org/wiki/Q11024","display_name":"Communication","level":1,"score":0.28519999980926514},{"id":"https://openalex.org/C2778355321","wikidata":"https://www.wikidata.org/wiki/Q17079427","display_name":"Identity (music)","level":2,"score":0.2831999957561493},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.27230000495910645},{"id":"https://openalex.org/C184337299","wikidata":"https://www.wikidata.org/wiki/Q1437428","display_name":"Semantics (computer science)","level":2,"score":0.2711000144481659},{"id":"https://openalex.org/C2778751112","wikidata":"https://www.wikidata.org/wiki/Q835016","display_name":"Window (computing)","level":2,"score":0.26759999990463257},{"id":"https://openalex.org/C2776445246","wikidata":"https://www.wikidata.org/wiki/Q1792644","display_name":"Style (visual arts)","level":2,"score":0.2556000053882599}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.18653/v1/2026.semeval-1.381","is_oa":true,"landing_page_url":"https://doi.org/10.18653/v1/2026.semeval-1.381","pdf_url":"https://aclanthology.org/2026.semeval-1.381.pdf","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 20th International Workshop on Semantic Evaluation (2026)","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.18653/v1/2026.semeval-1.381","is_oa":true,"landing_page_url":"https://doi.org/10.18653/v1/2026.semeval-1.381","pdf_url":"https://aclanthology.org/2026.semeval-1.381.pdf","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 20th International Workshop on Semantic Evaluation (2026)","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7166864671.pdf","grobid_xml":"https://content.openalex.org/works/W7166864671.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"We":[0],"present":[1],"NarSiL":[2],"1":[3],"(Narrative":[4],"Similarity":[5],"Learners),":[6],"our":[7],"system":[8],"for":[9,50],"SemEval-2026":[10],"Task":[11],"4":[12],"Track":[13],"A":[14],"on":[15,96],"Narrative":[16],"Story":[17],"Similarity.NarSiL":[18],"employs":[19],"a":[20,23,46,74,89],"two-stage":[21],"architecture:":[22],"Mixture-of-Experts":[24],"(MoE)":[25],"initial":[26],"classifier":[27],"that":[28],"also":[29],"leverages":[30],"supermajority":[31,111],"voting":[32,112],"across":[33],"three":[34,53,60],"large":[35],"language":[36],"models":[37],"(Gemma-3-12B,":[38],"GPT-3.5-turbo-instruct,":[39],"and":[40,68,82],"Gemini-2.5-Flash)over":[41],"multiple":[42],"runs,":[43],"followed":[44,115],"by":[45,107,116],"structured":[47],"three-pathway":[48],"fallback":[49],"ambiguous":[51],"cases.The":[52],"pathways":[54],"correspond":[55],"directly":[56],"to":[57,78],"the":[58,83,97,110,117],"task's":[59],"core":[61],"similarity":[62,75],"components,":[63],"abstract":[64],"theme,":[65],"narrative":[66],"outcome,":[67],"course":[69],"of":[70,103,113],"action.Each":[71],"path":[72],"yields":[73],"score":[76,102],"corresponding":[77],"its":[79],"respective":[80],"component,":[81],"scores":[84],"are":[85],"then":[86],"combined":[87],"through":[88],"weighted":[90],"aggregation":[91],"step.NarSiL":[92],"achieves":[93],"64.25%":[94],"accuracy":[95],"official":[98],"test":[99],"set.An":[100],"improved":[101],"70.25%":[104],"is":[105],"obtained":[106],"considering":[108],"only":[109],"GPT,":[114],"previously":[118],"described":[119],"fallback.":[120]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2026-07-02T00:00:00"}
