{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,7]],"date-time":"2026-03-07T18:27:35Z","timestamp":1772908055855,"version":"3.50.1"},"reference-count":32,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","license":[{"start":{"date-parts":[[2021,1,1]],"date-time":"2021-01-01T00:00:00Z","timestamp":1609459200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode"}],"funder":[{"DOI":"10.13039\/501100001691","name":"JSPS Grants-in-Aid for Scientific Research","doi-asserted-by":"publisher","award":["19H02138 (TW)"],"award-info":[{"award-number":["19H02138 (TW)"]}],"id":[{"id":"10.13039\/501100001691","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Grant-in-Aid for Young Scientists","award":["17H06758 (ST)"],"award-info":[{"award-number":["17H06758 (ST)"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Access"],"published-print":{"date-parts":[[2021]]},"DOI":"10.1109\/access.2021.3064558","type":"journal-article","created":{"date-parts":[[2021,3,9]],"date-time":"2021-03-09T21:29:07Z","timestamp":1615325347000},"page":"40027-40038","source":"Crossref","is-referenced-by-count":2,"title":["Deep-Unfolded Sparse CDMA: Multiuser Detector and Sparse Signature Design"],"prefix":"10.1109","volume":"9","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-5755-2231","authenticated-orcid":false,"given":"Satoshi","family":"Takabe","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yuki","family":"Yamauchi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4391-4294","authenticated-orcid":false,"given":"Tadashi","family":"Wadayama","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"263","reference":[{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1109\/ISIT.2011.6034214"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2004.826367"},{"key":"ref30","article-title":"Adam: A method for stochastic optimization","author":"kingma","year":"2014","journal-title":"arXiv 1412 6980"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2017.2701801"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2017.2765346"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2019.2893928"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1109\/ICC.2019.8761937"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2019.2950127"},{"key":"ref15","first-page":"399","article-title":"Learning fast approximations of sparse coding","author":"gregor","year":"2010","journal-title":"Proc 27th Int Conf Mach Learn"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1109\/SiPS47522.2019.9020494"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/ICCW.2018.8403660"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2019.2912879"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/GlobalSIP.2018.8646357"},{"key":"ref28","article-title":"Convergence acceleration via Chebyshev step: Plausible interpretation of deep-unfolded gradient descent","author":"takabe","year":"2020","journal-title":"arXiv 2010 13335"},{"key":"ref4","first-page":"939","article-title":"Gaussian processes for multi-user detection in CDMA receivers","author":"murillo-fuentes","year":"2006","journal-title":"Proc Adv Neural Inf Process Syst"},{"key":"ref27","first-page":"1","article-title":"Automatic differentiation in PyTorch","author":"paszke","year":"2017","journal-title":"Proc 31st Conf Neural Inf Process Syst"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/26.153366"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/ISIT.2006.262014"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1109\/ISIT.1997.613028"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1007\/s11277-007-9293-0"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/ITW.2006.1633802"},{"key":"ref7","doi-asserted-by":"crossref","first-page":"421","DOI":"10.1109\/JSAC.2008.080402","article-title":"Multiuser detection of sparsely spread CDMA","volume":"26","author":"guo","year":"2008","journal-title":"IEEE J Sel Areas Commun"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/35.642841"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2012.082812.110284"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/PIMRC.2013.6666156"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1109\/ICC.2019.8761049"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1109\/ICASSP40776.2020.9053161"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2019.2927997"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1109\/ICCWorkshops49005.2020.9145193"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1109\/ISIT.2019.8849215"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1109\/18.748992"},{"key":"ref25","first-page":"1135","article-title":"Learning both weights and connections for efficient neural network","author":"han","year":"2015","journal-title":"Proc Adv Neural Inf Process Syst (NIPS)"}],"container-title":["IEEE Access"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/6287639\/9312710\/09373341.pdf?arnumber=9373341","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,12,17]],"date-time":"2021-12-17T19:57:15Z","timestamp":1639771035000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/9373341\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021]]},"references-count":32,"URL":"https:\/\/doi.org\/10.1109\/access.2021.3064558","relation":{},"ISSN":["2169-3536"],"issn-type":[{"value":"2169-3536","type":"electronic"}],"subject":[],"published":{"date-parts":[[2021]]}}}