{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,26]],"date-time":"2026-03-26T20:19:49Z","timestamp":1774556389572,"version":"3.50.1"},"reference-count":45,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"11","license":[{"start":{"date-parts":[[2011,11,1]],"date-time":"2011-11-01T00:00:00Z","timestamp":1320105600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Trans. Biomed. Eng."],"published-print":{"date-parts":[[2011,11]]},"DOI":"10.1109\/tbme.2011.2164793","type":"journal-article","created":{"date-parts":[[2011,8,25]],"date-time":"2011-08-25T20:38:24Z","timestamp":1314304704000},"page":"3206-3214","source":"Crossref","is-referenced-by-count":43,"title":["Inter-individual Differences in fMRI Entropy Measurements in Old Age"],"prefix":"10.1109","volume":"58","author":[{"given":"M. O.","family":"Sokunbi","sequence":"first","affiliation":[]},{"given":"R. T.","family":"Staff","sequence":"additional","affiliation":[]},{"given":"G. D.","family":"Waiter","sequence":"additional","affiliation":[]},{"given":"T. S.","family":"Ahearn","sequence":"additional","affiliation":[]},{"given":"H. C.","family":"Fox","sequence":"additional","affiliation":[]},{"given":"I. J.","family":"Deary","sequence":"additional","affiliation":[]},{"given":"J. M.","family":"Starr","sequence":"additional","affiliation":[]},{"given":"L. J.","family":"Whalley","sequence":"additional","affiliation":[]},{"given":"A. D.","family":"Murray","sequence":"additional","affiliation":[]}],"member":"263","reference":[{"key":"ref39","doi-asserted-by":"publisher","DOI":"10.1016\/j.jns.2008.01.018"},{"key":"ref38","doi-asserted-by":"publisher","DOI":"10.1016\/j.biopsych.2006.04.038"},{"key":"ref33","doi-asserted-by":"publisher","DOI":"10.1191\/0962280203sm341ra"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1037\/0022-3514.86.1.130"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1017\/CBO9780511571312"},{"key":"ref30","author":"raven","year":"1977","journal-title":"Manual for Raven's Progressive Matrices and Vocabulary Scales"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1162\/0898929054475226"},{"key":"ref36","first-page":"28","article-title":"Can deficits in attention account for global local dissociations in brain-damaged patients","volume":"10","author":"robertson","year":"1988","journal-title":"J Clin Exp Neuropsychol"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1016\/j.cortex.2010.01.001"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.3389\/neuro.09.010.2010"},{"key":"ref10","first-page":"35","article-title":"Lost choices: Parallelism and topological entropy decrements in neurobiological aging","author":"mandell","year":"1990","journal-title":"The Ubiquity of Chaos"},{"key":"ref40","doi-asserted-by":"publisher","DOI":"10.1093\/cercor\/bhm207"},{"key":"ref11","doi-asserted-by":"crossref","first-page":"7","DOI":"10.1177\/107327480701400102","article-title":"Aging, frailty, and chemotherapy","volume":"14","author":"balducci","year":"2007","journal-title":"Cancer Control"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1073\/pnas.88.6.2297"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1111\/j.1749-6632.2001.tb02755.x"},{"key":"ref14","doi-asserted-by":"crossref","first-page":"741e","DOI":"10.1152\/ajpendo.1992.262.5.E741","article-title":"Quantification of hormone pulsatility via an approximate entropy algorithm","volume":"262","author":"pincus","year":"1992","journal-title":"Am J Physiol Endocrinol Metab"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1016\/0735-1097(94)90177-5"},{"key":"ref16","first-page":"347","article-title":"Distinction of arrhythmias with the use of approximate entropy","volume":"1999","author":"caswell schuckers","year":"1999","journal-title":"Comput Cardiol"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1378\/chest.123.1.80"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1097\/00000542-200301000-00012"},{"key":"ref19","first-page":"222","article-title":"Electroencephalogram analysis with approximate entropy to help in the diagnosis of Alzheimer's disease","author":"abasolo","year":"2004","journal-title":"Proc IEEE EMBS Int Spec Topic Conf Inf Technol Biomed"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1016\/j.neuroimage.2008.02.045"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1016\/j.arr.2004.05.001"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1016\/j.neuroimage.2004.03.047"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1002\/ana.20637"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1126\/sageke.2004.16.pe16"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1016\/j.intell.2008.09.008"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1093\/gerona\/57.3.B115"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1016\/S0006-3495(91)82309-8"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1016\/S0197-4580(01)00266-4"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1016\/j.neuropsychologia.2009.03.004"},{"key":"ref9","doi-asserted-by":"crossref","first-page":"604","DOI":"10.1126\/science.2916117","article-title":"Is it healthy to be chaotic?","volume":"243","author":"pool","year":"1989","journal-title":"Science"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1093\/brain\/awq185"},{"key":"ref20","author":"braver","year":"2008","journal-title":"The Handbook of Cognition and Aging"},{"key":"ref45","doi-asserted-by":"crossref","first-page":"1966","DOI":"10.1109\/TBME.2008.919870","article-title":"Automatic selection of the threshold value r for approximate entropy","volume":"55","author":"lu","year":"2008","journal-title":"IEEE Trans Biomed Eng"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1037\/0033-295X.103.3.403"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1007\/s10519-005-3281-5"},{"key":"ref42","first-page":"763","article-title":"Approximate entropy, a statistic of regularity, applied to fetal heart rate data before and during labor","volume":"80","author":"dawes","year":"1992","journal-title":"Obstet Gynecol"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1016\/S0160-2896(99)00031-8"},{"key":"ref41","doi-asserted-by":"publisher","DOI":"10.1093\/brain\/awh144"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1016\/S1364-6613(00)01623-5"},{"key":"ref44","doi-asserted-by":"publisher","DOI":"10.1152\/ajpregu.00650.2004"},{"key":"ref26","year":"1949","journal-title":"The Trend of Scottish Intelligence"},{"key":"ref43","first-page":"249","article-title":"Approximate entropy: A regularity measure for fetal heart rate analysis","volume":"79","author":"pincus","year":"1992","journal-title":"Obstet Gynecol"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1093\/bmb\/ldp033"}],"container-title":["IEEE Transactions on Biomedical Engineering"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx5\/10\/6047315\/05995157.pdf?arnumber=5995157","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,10,10]],"date-time":"2021-10-10T23:48:43Z","timestamp":1633909723000},"score":1,"resource":{"primary":{"URL":"http:\/\/ieeexplore.ieee.org\/document\/5995157\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2011,11]]},"references-count":45,"journal-issue":{"issue":"11"},"URL":"https:\/\/doi.org\/10.1109\/tbme.2011.2164793","relation":{},"ISSN":["0018-9294","1558-2531"],"issn-type":[{"value":"0018-9294","type":"print"},{"value":"1558-2531","type":"electronic"}],"subject":[],"published":{"date-parts":[[2011,11]]}}}