{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,16]],"date-time":"2026-07-16T14:21:20Z","timestamp":1784211680250,"version":"3.55.0"},"reference-count":72,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"9","license":[{"start":{"date-parts":[[2022,9,1]],"date-time":"2022-09-01T00:00:00Z","timestamp":1661990400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2022,9,1]],"date-time":"2022-09-01T00:00:00Z","timestamp":1661990400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2022,9,1]],"date-time":"2022-09-01T00:00:00Z","timestamp":1661990400000},"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":["IEEE Trans. Wireless Commun."],"published-print":{"date-parts":[[2022,9]]},"DOI":"10.1109\/twc.2022.3157271","type":"journal-article","created":{"date-parts":[[2022,3,14]],"date-time":"2022-03-14T21:29:55Z","timestamp":1647293395000},"page":"7253-7270","source":"Crossref","is-referenced-by-count":56,"title":["Joint Activity and Channel Estimation for Extra-Large MIMO Systems"],"prefix":"10.1109","volume":"21","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3417-1513","authenticated-orcid":false,"given":"Hiroki","family":"Iimori","sequence":"first","affiliation":[{"name":"Department of Computer Science and Electrical Engineering, Focus Area Mobility, Jacobs University Bremen, Bremen, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5141-6247","authenticated-orcid":false,"given":"Takumi","family":"Takahashi","sequence":"additional","affiliation":[{"name":"Department of Information and Communications Technology, Osaka University, Suita, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7145-5622","authenticated-orcid":false,"given":"Koji","family":"Ishibashi","sequence":"additional","affiliation":[{"name":"Advanced Wireless and Communication Research Center (AWCC), The University of Electro-Communications, Chofu-shi, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5018-8174","authenticated-orcid":false,"given":"Giuseppe Thadeu Freitas","family":"de Abreu","sequence":"additional","affiliation":[{"name":"Department of Computer Science and Electrical Engineering, Focus Area Mobility, Jacobs University Bremen, Bremen, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2090-8481","authenticated-orcid":false,"given":"David","family":"Gonz\u00e1lez G.","sequence":"additional","affiliation":[{"name":"Wireless Communications Technologies Group, Continental AG, Frankfurt\/Main, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5452-8159","authenticated-orcid":false,"given":"Osvaldo","family":"Gonsa","sequence":"additional","affiliation":[{"name":"Wireless Communications Technologies Group, Continental AG, Frankfurt\/Main, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"263","reference":[{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/ICC45855.2022.9839167"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2013.020413.110848"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2014.6736761"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/OJCOMS.2021.3057679"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2010.092810.091092"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/MSP.2011.2178495"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2016.7402270"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2017.2655515"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1186\/s13638-019-1507-0"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2019.2952117"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.001.1900157"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2021.3114380"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2021.3068868"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2019.2950316"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1109\/GLOCOMW.2014.7063445"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1109\/GLOCOMW.2015.7414041"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.23919\/EUSIPCO54536.2021.9616090"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2020.3000836"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2019.2963877"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2019.2961892"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2020.3022708"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2020.3012586"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2020.3037317"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1109\/MSP.2018.2844952"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2020.3019724"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1109\/LSP.2021.3072278"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2018.2866559"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2019.2956817"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2020.3045159"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2018.2878571"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2020.2967175"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2020.2997336"},{"key":"ref33","doi-asserted-by":"publisher","DOI":"10.1109\/IEEECONF44664.2019.9049039"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1109\/TIT.2021.3065291"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1109\/ICC.2019.8761672"},{"key":"ref36","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2021.3090679"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1109\/ISIT44484.2020.9174035"},{"key":"ref38","doi-asserted-by":"publisher","DOI":"10.1109\/TIT.2021.3081189"},{"key":"ref39","doi-asserted-by":"publisher","DOI":"10.1109\/ISIT.2017.8006984"},{"key":"ref40","doi-asserted-by":"publisher","DOI":"10.1109\/TIT.2020.3012948"},{"key":"ref41","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2018.2818082"},{"key":"ref42","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2020.3018807"},{"key":"ref43","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2020.3018799"},{"key":"ref44","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2021.3088125"},{"key":"ref45","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2020.2980905"},{"key":"ref46","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2021.3078496"},{"key":"ref47","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2021.3078500"},{"key":"ref48","doi-asserted-by":"publisher","DOI":"10.1109\/GLOBECOM42002.2020.9347952"},{"key":"ref49","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2014.2357776"},{"key":"ref50","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2013.2272287"},{"key":"ref51","doi-asserted-by":"publisher","DOI":"10.1109\/TAP.2016.2593869"},{"key":"ref52","doi-asserted-by":"publisher","DOI":"10.1145\/3501714.3501727"},{"key":"ref53","volume-title":"Probabilistic Reasoning in Intelligent Systems: Networks of Plausible Inference","author":"Pearl","year":"1988"},{"key":"ref54","doi-asserted-by":"publisher","DOI":"10.1109\/18.910572"},{"key":"ref55","doi-asserted-by":"publisher","DOI":"10.1109\/TIT.2002.1013125"},{"key":"ref56","first-page":"239","article-title":"Understanding belief propagation and its generalizations","volume-title":"Proc. Int. Joint Conf. Artif. Intell.","author":"Yedidia"},{"key":"ref57","doi-asserted-by":"publisher","DOI":"10.1088\/0305-4470\/36\/43\/030"},{"key":"ref58","doi-asserted-by":"publisher","DOI":"10.1162\/089976601750541769"},{"key":"ref59","doi-asserted-by":"publisher","DOI":"10.1109\/18.910581"},{"key":"ref60","doi-asserted-by":"publisher","DOI":"10.1109\/18.910580"},{"key":"ref61","doi-asserted-by":"publisher","DOI":"10.1109\/26.957394"},{"key":"ref62","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2018.2878720"},{"key":"ref63","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2019.2920823"},{"key":"ref64","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2018.2883307"},{"key":"ref65","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2016.2521607"},{"key":"ref66","doi-asserted-by":"publisher","DOI":"10.1109\/VTCFall.2018.8690936"},{"key":"ref67","doi-asserted-by":"publisher","DOI":"10.1109\/TIT.2010.2059891"},{"key":"ref68","doi-asserted-by":"publisher","DOI":"10.1017\/CBO9781139043816"},{"key":"ref69","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2018.2841366"},{"key":"ref70","doi-asserted-by":"publisher","DOI":"10.2307\/2984875"},{"key":"ref71","article-title":"A gentle tutorial of the em algorithm and its application to parameter estimation for Gaussian mixture and hidden Markov models","author":"Bilmes","year":"1998"},{"key":"ref72","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2016.2598810"}],"container-title":["IEEE Transactions on Wireless Communications"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/7693\/9882898\/09733790.pdf?arnumber=9733790","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,3,29]],"date-time":"2025-03-29T03:54:05Z","timestamp":1743220445000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/9733790\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,9]]},"references-count":72,"journal-issue":{"issue":"9"},"URL":"https:\/\/doi.org\/10.1109\/twc.2022.3157271","relation":{},"ISSN":["1536-1276","1558-2248"],"issn-type":[{"value":"1536-1276","type":"print"},{"value":"1558-2248","type":"electronic"}],"subject":[],"published":{"date-parts":[[2022,9]]}}}