{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,16]],"date-time":"2026-07-16T14:17:16Z","timestamp":1784211436800,"version":"3.55.0"},"reference-count":44,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","license":[{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"}],"funder":[{"DOI":"10.13039\/100010663","name":"H2020 European Research Council","doi-asserted-by":"publisher","award":["101001331"],"award-info":[{"award-number":["101001331"]}],"id":[{"id":"10.13039\/100010663","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Department of Science Innovation and Technology"},{"DOI":"10.13039\/501100000266","name":"Engineering and Physical Sciences Research Council","doi-asserted-by":"publisher","award":["EP\/X04047X\/1"],"award-info":[{"award-number":["EP\/X04047X\/1"]}],"id":[{"id":"10.13039\/501100000266","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100000266","name":"Engineering and Physical Sciences Research Council","doi-asserted-by":"publisher","award":["EP\/X040569\/1"],"award-info":[{"award-number":["EP\/X040569\/1"]}],"id":[{"id":"10.13039\/501100000266","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100014013","name":"UK Research and Innovation","doi-asserted-by":"publisher","award":["MR\/X010635\/1"],"award-info":[{"award-number":["MR\/X010635\/1"]}],"id":[{"id":"10.13039\/100014013","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Trans. Wireless Commun."],"published-print":{"date-parts":[[2026]]},"DOI":"10.1109\/twc.2025.3596456","type":"journal-article","created":{"date-parts":[[2025,8,13]],"date-time":"2025-08-13T17:36:17Z","timestamp":1755106577000},"page":"2404-2419","source":"Crossref","is-referenced-by-count":2,"title":["How to Proactively Monitor Untrusted Communications With Cell-Free Massive MIMO?"],"prefix":"10.1109","volume":"25","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6951-2213","authenticated-orcid":false,"given":"Isabella W. G.","family":"da Silva","sequence":"first","affiliation":[{"name":"Centre for Wireless Innovation (CWI), Queen’s University Belfast, Belfast, U.K."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0955-108X","authenticated-orcid":false,"given":"Zahra","family":"Mobini","sequence":"additional","affiliation":[{"name":"Centre for Wireless Innovation (CWI), Queen’s University Belfast, Belfast, U.K."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3367-2220","authenticated-orcid":false,"given":"Hien Quoc","family":"Ngo","sequence":"additional","affiliation":[{"name":"Centre for Wireless Innovation (CWI), Queen’s University Belfast, Belfast, U.K."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3364-8084","authenticated-orcid":false,"given":"Hyundong","family":"Shin","sequence":"additional","affiliation":[{"name":"Department of Electronics and Information Convergence Engineering, Kyung Hee University, Yongin-si, Gyeonggi-do, Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9235-7741","authenticated-orcid":false,"given":"Michail","family":"Matthaiou","sequence":"additional","affiliation":[{"name":"Centre for Wireless Innovation (CWI), Queen’s University Belfast, Belfast, U.K."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"263","reference":[{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/GCWkshp64532.2024.11101000"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/MBITS.2023.3338569"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/JPROC.2024.3451372"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/TIFS.2018.2859593"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2010.2078810"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.2017.1600279"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2019.2918452"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1002\/j.1538-7305.1975.tb02040.x"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2015.2498610"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2017.2666138"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/ICCW.2018.8403632"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/TMC.2023.3311484"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2022.3143358"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/GCWkshp64532.2024.11100404"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2022.3203413"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2024.3398005"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2021.3138446"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/TIFS.2023.3236186"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2024.3351359"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2022.3190382"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2024.3422676"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2021.3067058"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2023.3239384"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1109\/LSP.2022.3150244"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2017.2655515"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2024.3464414"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.11989\/JEST.1674-862X.80904120"},{"key":"ref28","first-page":"528","article-title":"Fast Bayesian optimization of machine learning hyperparameters on large datasets","volume-title":"Proc. 20th Int. Conf. Artif. Intell. Statist.","volume":"54","author":"Klein"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1109\/Allerton.2013.6736537"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2018.2837132"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2021.3070218"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2019.2941478"},{"key":"ref33","article-title":"A tutorial on Bayesian optimization","author":"Frazier","year":"2018","journal-title":"arXiv:1807.02811"},{"key":"ref34","first-page":"1","article-title":"Practical Bayesian optimization of machine learning algorithms","volume-title":"Proc. Adv. Neural Inf. Process. Syst.","volume":"25","author":"Snoek"},{"key":"ref35","first-page":"203","volume-title":"Approximation Methods for Gaussian Process Regression","author":"Bottou","year":"2007"},{"key":"ref36","doi-asserted-by":"publisher","DOI":"10.1109\/JPROC.2015.2494218"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.7551\/mitpress\/3206.001.0001"},{"key":"ref38","doi-asserted-by":"publisher","DOI":"10.1017\/9781108348973"},{"key":"ref39","first-page":"327","article-title":"Portfolio allocation for Bayesian optimization","volume-title":"Proc. UAI","author":"Hoffman"},{"key":"ref40","first-page":"1257","article-title":"Sparse Gaussian processes using pseudo-inputs","volume-title":"Proc. Adv. Neural Inf. Process. Syst.","volume":"18","author":"Snelson"},{"issue":"63","key":"ref41","first-page":"1865","article-title":"Sparse spectrum Gaussian process regression","volume":"11","author":"L\u00e1zaro-Gredilla","year":"2010","journal-title":"J. Mach. Learn. Res."},{"key":"ref42","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2023.3318198"},{"key":"ref43","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2020.2990951"},{"key":"ref44","doi-asserted-by":"publisher","DOI":"10.1109\/TIT.2006.872984"}],"container-title":["IEEE Transactions on Wireless Communications"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx8\/7693\/11298242\/11124420.pdf?arnumber=11124420","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,1,12]],"date-time":"2026-01-12T22:07:51Z","timestamp":1768255671000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/11124420\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026]]},"references-count":44,"URL":"https:\/\/doi.org\/10.1109\/twc.2025.3596456","relation":{},"ISSN":["1536-1276","1558-2248"],"issn-type":[{"value":"1536-1276","type":"print"},{"value":"1558-2248","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026]]}}}