{"id":"https://openalex.org/W7111330703","doi":"https://doi.org/10.20736/0002002048","title":"DCU MemoriEase at the NTCIR-18 Lifelog 6 Task","display_name":"DCU MemoriEase at the NTCIR-18 Lifelog 6 Task","publication_year":2025,"publication_date":"2025-06-01","ids":{"openalex":"https://openalex.org/W7111330703","doi":"https://doi.org/10.20736/0002002048"},"language":"en","primary_location":{"id":"pmh:oai:doras.dcu.ie:31573","is_oa":false,"landing_page_url":"https://orcid.org/0000-0002-5409-0916>,","pdf_url":null,"source":{"id":"https://openalex.org/S4306401511","display_name":"Dublin City University Open Access Institutional Repository (Dublin City University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I42934936","host_organization_name":"Dublin City University","host_organization_lineage":["https://openalex.org/I42934936"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Conference or Workshop Item"},"type":"conference-paper","indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://repository.nii.ac.jp/record/2002048/files/03-NTCIR18-LIFELOG-TranQ.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Quang-Linh Tran","orcid":null},"institutions":[{"id":"https://openalex.org/I42934936","display_name":"Dublin City University","ror":"https://ror.org/04a1a1e81","country_code":"IE","type":"education","lineage":["https://openalex.org/I42934936"]}],"countries":["IE"],"is_corresponding":false,"raw_author_name":"Quang-Linh Tran","raw_affiliation_strings":["ADAPT Centre , School of Computing , Dublin City University Dublin 9 , Ireland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ADAPT Centre , School of Computing , Dublin City University Dublin 9 , Ireland","institution_ids":["https://openalex.org/I42934936"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Binh Nguyen","orcid":null},"institutions":[{"id":"https://openalex.org/I23582244","display_name":"Ho Chi Minh City University of Science","ror":"https://ror.org/05jfbgm49","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023","https://openalex.org/I23582244"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Binh Nguyen","raw_affiliation_strings":["University of Science Ho Chi Minh City , Vietnam ADAPT Centre ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science Ho Chi Minh City , Vietnam ADAPT Centre ,","institution_ids":["https://openalex.org/I23582244"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Gareth Jones","orcid":null},"institutions":[{"id":"https://openalex.org/I42934936","display_name":"Dublin City University","ror":"https://ror.org/04a1a1e81","country_code":"IE","type":"education","lineage":["https://openalex.org/I42934936"]}],"countries":["IE"],"is_corresponding":false,"raw_author_name":"Gareth Jones","raw_affiliation_strings":["School of Computing , Dublin City University Dublin 9 , Ireland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computing , Dublin City University Dublin 9 , Ireland","institution_ids":["https://openalex.org/I42934936"]}]},{"author_position":"last","author":{"id":null,"display_name":"Cathal Gurrin","orcid":null},"institutions":[{"id":"https://openalex.org/I42934936","display_name":"Dublin City University","ror":"https://ror.org/04a1a1e81","country_code":"IE","type":"education","lineage":["https://openalex.org/I42934936"]}],"countries":["IE"],"is_corresponding":false,"raw_author_name":"Cathal Gurrin","raw_affiliation_strings":["ADAPT Centre , School of Computing , Dublin City University Dublin 9 , Ireland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ADAPT Centre , School of Computing , Dublin City University Dublin 9 , Ireland","institution_ids":["https://openalex.org/I42934936"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"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/T11714","display_name":"Multimodal Machine Learning Applications","score":0.9532999992370605,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T11714","display_name":"Multimodal Machine Learning Applications","score":0.9532999992370605,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":0.0210999995470047,"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/T10286","display_name":"Information Retrieval and Search Behavior","score":0.006099999882280827,"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/lifelog","display_name":"Lifelog","score":0.9947999715805054},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.6146000027656555},{"id":"https://openalex.org/keywords/embedding","display_name":"Embedding","score":0.5702999830245972},{"id":"https://openalex.org/keywords/event","display_name":"Event (particle physics)","score":0.359499990940094},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.3000999987125397}],"concepts":[{"id":"https://openalex.org/C176168674","wikidata":"https://www.wikidata.org/wiki/Q763835","display_name":"Lifelog","level":2,"score":0.9947999715805054},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7526000142097473},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.6146000027656555},{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.5702999830245972},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5329999923706055},{"id":"https://openalex.org/C2779662365","wikidata":"https://www.wikidata.org/wiki/Q5416694","display_name":"Event (particle physics)","level":2,"score":0.359499990940094},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32749998569488525},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.3000999987125397},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.2962000072002411},{"id":"https://openalex.org/C189950617","wikidata":"https://www.wikidata.org/wiki/Q937228","display_name":"Property (philosophy)","level":2,"score":0.27390000224113464},{"id":"https://openalex.org/C75165309","wikidata":"https://www.wikidata.org/wiki/Q2258979","display_name":"Search engine indexing","level":2,"score":0.26350000500679016},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.2563999891281128}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:doras.dcu.ie:31573","is_oa":false,"landing_page_url":"https://orcid.org/0000-0002-5409-0916>,","pdf_url":null,"source":{"id":"https://openalex.org/S4306401511","display_name":"Dublin City University Open Access Institutional Repository (Dublin City University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I42934936","host_organization_name":"Dublin City University","host_organization_lineage":["https://openalex.org/I42934936"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Conference or Workshop Item"},{"id":"pmh:oai:irdb.nii.ac.jp:03100:0006839211","is_oa":true,"landing_page_url":"https://repository.nii.ac.jp/records/2002048","pdf_url":"https://repository.nii.ac.jp/record/2002048/files/03-NTCIR18-LIFELOG-TranQ.pdf","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:03100:0006839211","is_oa":true,"landing_page_url":"https://repository.nii.ac.jp/records/2002048","pdf_url":"https://repository.nii.ac.jp/record/2002048/files/03-NTCIR18-LIFELOG-TranQ.pdf","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":[{"id":"https://openalex.org/F4320320865","display_name":"Dublin City University","ror":"https://ror.org/04a1a1e81"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7111330703.pdf","grobid_xml":"https://content.openalex.org/works/W7111330703.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"We":[0,37,61],"present":[1],"the":[2,5,11,27,31,42,47,63,67,71,86,100,109,123,160,163,174,181,186,191],"participation":[3],"of":[4,26,66,122,185],"MemoriEase":[6,18,28,68,187],"lifelog":[7],"retrieval":[8,106,188],"system":[9,19,29,69,129,189],"in":[10,46,133,170],"NTCIR-18":[12,48],"Lifelog":[13,32,49,52,57],"6":[14,50],"Task.":[15],"This":[16],"current":[17],"is":[20,143,176],"an":[21],"automatic":[22],"and":[23,56,73,81,111,183,190],"enhanced":[24],"version":[25],"at":[30],"Search":[33],"Challenge":[34],"2024":[35],"(LSC).":[36],"report":[38],"our":[39,105,128],"methods":[40],"for":[41,96],"two":[43,87],"core":[44],"sub-tasks":[45],"task,":[51],"Semantic":[53],"Access":[54],"(LSAT)":[55],"Question":[58],"Answer":[59],"(LQAT).":[60],"enhance":[62],"main":[64],"architecture":[65],"utilizing":[70],"BLIP2":[72],"CLIP":[74],"embedding":[75,80],"models":[76],"to":[77,116,119,154],"extract":[78],"visual":[79],"perform":[82],"a":[83,114],"comparison":[84],"between":[85],"models.":[88],"In":[89,159],"addition,":[90],"we":[91,103],"also":[92],"use":[93,104],"pseudo-relevance":[94],"feedback":[95],"ad-hoc":[97],"queries.":[98],"For":[99],"LQAT":[101,161],"sub-task,":[102,162],"model":[107,165],"as":[108,113],"retriever":[110],"GPT-4o":[112],"reader":[115],"generate":[117],"answers":[118,169],"questions.":[120,172],"Results":[121],"LSAT":[124],"sub-task":[125],"show":[126],"that":[127],"found":[130],"369":[131],"images":[132],"1,995":[134],"relevant":[135],"images.":[136],"The":[137],"performance":[138,175],"on":[139,146],"known-item":[140],"search":[141],"queries":[142],"higher":[144],"than":[145],"Ad-hoc":[147],"queries,":[148],"with":[149],"28.22%":[150],"R@":[151,156],"5":[152],"compared":[153],"5.98%":[155],"5,":[157],"respectively.":[158],"LLM":[164],"generates":[166],"8":[167],"correct":[168],"24":[171],"Although":[173],"not":[177],"high,":[178],"it":[179],"shows":[180],"advantages":[182],"drawbacks":[184],"QA":[192],"model.":[193]},"counts_by_year":[],"updated_date":"2026-07-16T13:24:37.021932","created_date":"2025-12-10T00:00:00"}
