{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,8]],"date-time":"2026-03-08T01:50:40Z","timestamp":1772934640938,"version":"3.50.1"},"reference-count":25,"publisher":"IEEE","license":[{"start":{"date-parts":[[2025,12,8]],"date-time":"2025-12-08T00:00:00Z","timestamp":1765152000000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2025,12,8]],"date-time":"2025-12-08T00:00:00Z","timestamp":1765152000000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2025,12,8]]},"DOI":"10.1109\/bigdata66926.2025.11401007","type":"proceedings-article","created":{"date-parts":[[2026,3,6]],"date-time":"2026-03-06T20:57:57Z","timestamp":1772830677000},"page":"3818-3824","source":"Crossref","is-referenced-by-count":0,"title":["XCKAN: Federated Catalog for Data Discovery in Dataspaces"],"prefix":"10.1109","author":[{"given":"Hangli","family":"Ge","sequence":"first","affiliation":[{"name":"The University of Tokyo,Interfaculty Initiative in Information Studies"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hideaki","family":"Takeda","sequence":"additional","affiliation":[{"name":"National Institute of Informatics,Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Takeshi","family":"Sagara","sequence":"additional","affiliation":[{"name":"InfoProto Co., Ltd."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Naho","family":"Kitano","sequence":"additional","affiliation":[{"name":"The University of Tokyo,Interfaculty Initiative in Information Studies"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Noboru","family":"Koshizuka","sequence":"additional","affiliation":[{"name":"The University of Tokyo,Interfaculty Initiative in Information Studies"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"263","reference":[{"key":"ref1","volume-title":"Common european data spaces","year":"2025"},{"key":"ref2","article-title":"Towards enabling fair dataspaces using large language models","author":"Arnold","year":"2024","journal-title":"arXiv preprint"},{"key":"ref3","volume-title":"Fair principles","year":"2025"},{"key":"ref4","volume-title":"Data free flow with trust (dfft)","year":"2025"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/MNET.2021.9387709"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1145\/1107499.1107502"},{"key":"ref7","article-title":"Data catalogs are the new black in data management and analytics","volume-title":"Research Report ID G00338777","author":"Zaidi","year":"2017"},{"key":"ref8","volume-title":"Ckan: The open source data portal software","year":"2023"},{"key":"ref9","volume-title":"Gaia-x: A federated secure data infrastructure","year":"2025"},{"key":"ref10","volume-title":"Catena-x."},{"key":"ref11","volume-title":"Home - international data spaces (idsa)","year":"2025"},{"key":"ref12","volume-title":"Idsa reference architecture model 4.0","year":"2025"},{"key":"ref13","volume-title":"Dataspace connector","year":"2025"},{"key":"ref14","volume-title":"Eclipse dataspace components","year":"2025"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1109\/BigData55660.2022.10020855"},{"key":"ref16","volume-title":"Data-ex, data society alliance","year":"2025"},{"key":"ref17","volume-title":"The cadde project","year":"2025"},{"key":"ref18","volume-title":"Dataverse","year":"2025"},{"key":"ref19","volume-title":"Invenio","year":"2025"},{"key":"ref20","volume-title":"Apache solr","year":"2025"},{"key":"ref21","volume-title":"Institutional repositories database","year":"2025"},{"key":"ref22","volume-title":"E-gov data portal","year":"2025"},{"key":"ref23","volume-title":"Bodik odcs","year":"2025"},{"key":"ref24","volume-title":"Tokyo open data","year":"2025"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1109\/BigData59044.2023.10386196"}],"event":{"name":"2025 IEEE International Conference on Big Data (BigData)","location":"Macau, China","start":{"date-parts":[[2025,12,8]]},"end":{"date-parts":[[2025,12,11]]}},"container-title":["2025 IEEE International Conference on Big Data (BigData)"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx8\/11400704\/11400712\/11401007.pdf?arnumber=11401007","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,3,7]],"date-time":"2026-03-07T07:13:26Z","timestamp":1772867606000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/11401007\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,12,8]]},"references-count":25,"URL":"https:\/\/doi.org\/10.1109\/bigdata66926.2025.11401007","relation":{},"subject":[],"published":{"date-parts":[[2025,12,8]]}}}