{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,13]],"date-time":"2026-06-13T06:33:46Z","timestamp":1781332426154,"version":"3.54.1"},"reference-count":27,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","license":[{"start":{"date-parts":[[2019,1,1]],"date-time":"2019-01-01T00:00:00Z","timestamp":1546300800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/OAPA.html"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Access"],"published-print":{"date-parts":[[2019]]},"DOI":"10.1109\/access.2018.2877933","type":"journal-article","created":{"date-parts":[[2019,6,14]],"date-time":"2019-06-14T15:47:53Z","timestamp":1560527273000},"page":"73085-73094","source":"Crossref","is-referenced-by-count":33,"title":["Automatic Cardiotocography Diagnostic System Based on Hilbert Transform and Adaptive Threshold Technique"],"prefix":"10.1109","volume":"7","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6472-8784","authenticated-orcid":false,"given":"Joao Alexandre","family":"Lobo Marques","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Paulo Cesar","family":"Cortez","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Joao Paulo Do Vale","family":"Madeiro","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Simon James","family":"Fong","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Fernando Soares","family":"Schlindwein","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3886-4309","authenticated-orcid":false,"given":"Victor Hugo C. De","family":"Albuquerque","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"263","reference":[{"key":"ref10","year":"1995","journal-title":"Fetal Monitor Test&#x2014 A Brief Summary"},{"key":"ref11","first-page":"135","article-title":"Fetal pulse oximetry and wavelet analysis of the fetal heart rate in the evaluation of abnormal cardiotocography tracings","volume":"32","author":"salamalekis","year":"2006","journal-title":"Journal of Obstetrics & Gynaecology"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/IEMBS.1999.804090"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1109\/IEMBS.2001.1020526"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/IJCNN.2000.861394"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1109\/72.950146"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1007\/s11227-018-2570-8"},{"key":"ref17","first-page":"2912","article-title":"Detrended fluctuation analysis as a tool for the fetal heart rage evaluation in cardiotocography examinations","author":"zacarias","year":"2014","journal-title":"Brazilian Congress of Biomedical Engineering"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1515\/jpme.1991.19.1-2.47"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1016\/0020-7101(90)90030-X"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1016\/j.eswa.2012.12.063"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1016\/j.medengphy.2011.12.011"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2018.2831209"},{"key":"ref6","first-page":"200","article-title":"Foetal heart rate recording: Analysis and comparison of different methodologies","author":"ruffo","year":"2011"},{"key":"ref5","first-page":"192","volume":"114","year":"2009","journal-title":"The American Congress of Obstetricians and Gynecologists Intrapartum Fetal Heart Rate Monitoring Nomenclature Interpretation and General Management Principles"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/CIC.2003.1291157"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1016\/S0026-2692(01)00095-7"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1007\/s00521-016-2472-8"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1109\/TBME.2003.808824"},{"key":"ref1","author":"ingemarsson","year":"1993","journal-title":"Fetal Heart Rate Monitoring&#x2014;A Practical Guide"},{"key":"ref20","first-page":"265","article-title":"A new adaptive algorithm to detect shifts, drifts and outliers in biomedical time series","author":"daumer","year":"2001","journal-title":"Mathematical Statistics with Applications"},{"key":"ref22","year":"2006","journal-title":"Corometrics 250cx Series Manual GE Healthcare Division"},{"key":"ref21","year":"2017","journal-title":"Trium CTG Online"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1016\/j.image.2014.10.004"},{"key":"ref23","first-page":"267","author":"bracewell","year":"1999","journal-title":"The Fourier Transform and Its Applications"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1016\/j.medengphy.2006.01.008"},{"key":"ref25","author":"hahn","year":"1996","journal-title":"Hilbert Transforms in Signal Processing"}],"container-title":["IEEE Access"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/6287639\/8600701\/08682138.pdf?arnumber=8682138","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,1,12]],"date-time":"2022-01-12T11:36:48Z","timestamp":1641987408000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/8682138\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019]]},"references-count":27,"URL":"https:\/\/doi.org\/10.1109\/access.2018.2877933","relation":{},"ISSN":["2169-3536"],"issn-type":[{"value":"2169-3536","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019]]}}}