{"id":"https://openalex.org/W7144312452","doi":"https://doi.org/10.20736/0002001321","title":"Overview of the NTCIR-17 UFO Task","display_name":"Overview of the NTCIR-17 UFO Task","publication_year":2023,"publication_date":"2023-12-12","ids":{"openalex":"https://openalex.org/W7144312452","doi":"https://doi.org/10.20736/0002001321"},"language":"en","primary_location":{"id":"pmh:oai:irdb.nii.ac.jp:03100:0005993295","is_oa":true,"landing_page_url":"https://repository.nii.ac.jp/records/2001321","pdf_url":null,"source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"},"type":"article","indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://repository.nii.ac.jp/records/2001321","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5131071612","display_name":"Yasutomo Kimura","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yasutomo Kimura","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007029779","display_name":"Hokuto Ototake","orcid":"https://orcid.org/0000-0002-6502-5570"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hokuto Ototake","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5131184930","display_name":"Kazuma Kadowaki","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kazuma Kadowaki","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5131361469","display_name":"Takahito Kondo","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Takahito Kondo","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5131020725","display_name":"Makoto P. Kato","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Makoto P. Kato","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.56123954,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"none","last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12448","display_name":"Paranormal Experiences and Beliefs","score":0.053300000727176666,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social 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/T12448","display_name":"Paranormal Experiences and Beliefs","score":0.053300000727176666,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social 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/T12572","display_name":"Intelligence, Security, War Strategy","score":0.04650000110268593,"subfield":{"id":"https://openalex.org/subfields/3320","display_name":"Political Science and International Relations"},"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/T10951","display_name":"Cryptographic Implementations and Security","score":0.029999999329447746,"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/task","display_name":"Task (project management)","score":0.758400022983551},{"id":"https://openalex.org/keywords/table","display_name":"Table (database)","score":0.6417999863624573},{"id":"https://openalex.org/keywords/sentence","display_name":"Sentence","score":0.5253000259399414},{"id":"https://openalex.org/keywords/information-extraction","display_name":"Information extraction","score":0.45239999890327454},{"id":"https://openalex.org/keywords/task-analysis","display_name":"Task analysis","score":0.3319000005722046}],"concepts":[{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.758400022983551},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7311000227928162},{"id":"https://openalex.org/C45235069","wikidata":"https://www.wikidata.org/wiki/Q278425","display_name":"Table (database)","level":2,"score":0.6417999863624573},{"id":"https://openalex.org/C2777530160","wikidata":"https://www.wikidata.org/wiki/Q41796","display_name":"Sentence","level":2,"score":0.5253000259399414},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5188000202178955},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.5095999836921692},{"id":"https://openalex.org/C195807954","wikidata":"https://www.wikidata.org/wiki/Q1662562","display_name":"Information extraction","level":2,"score":0.45239999890327454},{"id":"https://openalex.org/C175154964","wikidata":"https://www.wikidata.org/wiki/Q380077","display_name":"Task analysis","level":3,"score":0.3319000005722046},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3098999857902527},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.30300000309944153},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.27239999175071716},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.26919999718666077},{"id":"https://openalex.org/C2781170535","wikidata":"https://www.wikidata.org/wiki/Q30587856","display_name":"Noisy data","level":2,"score":0.2635999917984009},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.2612000107765198},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.25839999318122864}],"mesh":[],"locations_count":1,"locations":[{"id":"pmh:oai:irdb.nii.ac.jp:03100:0005993295","is_oa":true,"landing_page_url":"https://repository.nii.ac.jp/records/2001321","pdf_url":null,"source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"}],"best_oa_location":{"id":"pmh:oai:irdb.nii.ac.jp:03100:0005993295","is_oa":true,"landing_page_url":"https://repository.nii.ac.jp/records/2001321","pdf_url":null,"source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"The":[0,25,46,67],"goal":[1],"of":[2,34,53,64,75,94],"the":[3,51,73,76,83,87,92,95],"NTCIR-17":[4],"UFO":[5],"task":[6,32],"is":[7,70],"to":[8],"develop":[9],"techniques":[10],"for":[11,49,71,90,98],"extracting":[12],"structured":[13],"information":[14],"from":[15],"tabular":[16],"data":[17,38,88],"and":[18,41,91],"documents,":[19],"focusing":[20],"on":[21],"annual":[22,56],"securities":[23,57],"reports.":[24],"Non-Financial":[26],"Objects":[27],"in":[28,55,82],"Financial":[29],"Reports":[30],"(UFO)":[31],"consists":[33],"two":[35],"subtasks:":[36],"table":[37],"extraction":[39,44],"(TDE)":[40],"text-to-table":[42],"relationship":[43],"(TTRE).":[45],"TDE":[47],"subtask,":[48],"understanding":[50],"structure":[52],"tables":[54,77],"reports,":[58],"classifies":[59],"each":[60],"cell":[61],"into":[62],"one":[63],"four":[65],"classes.":[66],"TTRE":[68],"subtask":[69],"linking":[72],"values":[74],"with":[78],"a":[79],"relevant":[80],"sentence":[81],"text.":[84],"We":[85],"present":[86],"used":[89],"results":[93],"formal":[96],"run":[97],"these":[99],"subtasks.":[100]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2026-04-01T00:00:00"}