{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,8]],"date-time":"2026-02-08T15:28:32Z","timestamp":1770564512368,"version":"3.49.0"},"reference-count":41,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"5","license":[{"start":{"date-parts":[[2016,5,1]],"date-time":"2016-05-01T00:00:00Z","timestamp":1462060800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"}],"funder":[{"name":"Engineering and Physical Sciences Research Council EPSRC","award":["EP\/J017787\/1 (4DFAB)"],"award-info":[{"award-number":["EP\/J017787\/1 (4DFAB)"]}]},{"name":"EPSRC","award":["EP\/L026813\/1"],"award-info":[{"award-number":["EP\/L026813\/1"]}]},{"name":"Adaptive Facial Deformable Models for Tracking"},{"name":"European Community Horizon 2020 H2020 2014-2020","award":["645094"],"award-info":[{"award-number":["645094"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Trans. Neural Netw. Learning Syst."],"published-print":{"date-parts":[[2016,5]]},"DOI":"10.1109\/tnnls.2015.2435653","type":"journal-article","created":{"date-parts":[[2015,6,10]],"date-time":"2015-06-10T19:31:34Z","timestamp":1433964694000},"page":"1034-1048","source":"Crossref","is-referenced-by-count":21,"title":["Probabilistic Slow Features for Behavior Analysis"],"prefix":"10.1109","volume":"27","author":[{"given":"Lazaros","family":"Zafeiriou","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Mihalis A.","family":"Nicolaou","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Stefanos","family":"Zafeiriou","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Symeon","family":"Nikitidis","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Maja","family":"Pantic","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"263","reference":[{"key":"ref39","doi-asserted-by":"publisher","DOI":"10.1109\/TPAMI.2008.52"},{"key":"ref38","doi-asserted-by":"publisher","DOI":"10.1016\/j.imavis.2012.01.006"},{"key":"ref33","first-page":"525","article-title":"Are you really smiling at me? Spontaneous versus posed enjoyment smiles","author":"dibeklio?lu","year":"2012","journal-title":"Proc 12th Eur Conf Comput Vis"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1109\/ICME.2005.1521424"},{"key":"ref31","first-page":"66","article-title":"Dimensionality reduction: A comparative review","volume":"10","author":"van der maaten","year":"2009","journal-title":"J Mach Learn Res"},{"key":"ref30","article-title":"A probabilistic interpretation of canonical correlation analysis","author":"bach","year":"2005"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1109\/TPAMI.2010.50"},{"key":"ref36","doi-asserted-by":"publisher","DOI":"10.1109\/TPAMI.2007.1167"},{"key":"ref35","first-page":"650","article-title":"Generic active appearance models revisited","author":"tzimiropoulos","year":"2012","journal-title":"Proc 11th Asian Conf Comput Vis"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1109\/CVPR.2001.990655"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1162\/neco.2006.18.10.2495"},{"key":"ref40","doi-asserted-by":"publisher","DOI":"10.1109\/IWFHR.2002.1030883"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1162\/NECO_a_00214"},{"key":"ref12","first-page":"153","article-title":"Locality preserving projections","author":"he","year":"2004","journal-title":"Proc Adv Neural Inf Process Syst"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1162\/neco.2007.19.4.1022"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/CVPR.2010.5539966"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1109\/TASSP.1978.1163055"},{"key":"ref16","author":"bishop","year":"2006","journal-title":"Pattern Recognition and Machine Learning"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1111\/j.1467-9892.1982.tb00349.x"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/89.242489"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/TPAMI.2007.70738"},{"key":"ref28","first-page":"675","article-title":"Signal estimation under random time-warpings and nonlinear signal alignment","author":"kurtek","year":"2011","journal-title":"Proc Adv Neural Inf Process Syst"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1162\/NECO_a_00171"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1198\/016214508000000517"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1167\/5.6.9"},{"key":"ref6","first-page":"866","article-title":"Slow feature analysis and decorrelation filtering for separating correlated sources","author":"minh","year":"2011","journal-title":"Proc 13th IEEE Int Conf Comput Vis"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1198\/016214504000000999"},{"key":"ref5","first-page":"162","article-title":"Incremental slow feature analysis with indefinite kernel for online temporal video segmentation","author":"liwicki","year":"2012","journal-title":"Proc 11th Asian Conf Comput Vis"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/TPAMI.2011.157"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.5244\/C.25.21"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1162\/089976603322297331"},{"key":"ref9","first-page":"585","article-title":"Laplacian eigenmaps and spectral techniques for embedding and clustering","volume":"14","author":"belkin","year":"2002","journal-title":"Proc Adv Neural Inf Process Syst"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1162\/089976602317318938"},{"key":"ref20","article-title":"An introduction to the Kalman filter","author":"welch","year":"2006"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1162\/089976699300016674"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1002\/0471221546"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1109\/TAC.2008.919531"},{"key":"ref41","doi-asserted-by":"publisher","DOI":"10.1016\/j.imavis.2012.07.003"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1115\/1.3662552"},{"key":"ref26","first-page":"1282","article-title":"Generalized time warping for multi-modal alignment of human motion","author":"zhou","year":"2012","journal-title":"Proc IEEE Conf Comput Vis Pattern Recognit"},{"key":"ref25","first-page":"2286","article-title":"Canonical time warping for alignment of human behavior","author":"zhou","year":"2009","journal-title":"Proc Adv Neural Inf Process Syst"}],"container-title":["IEEE Transactions on Neural Networks and Learning Systems"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/5962385\/7453225\/7120134.pdf?arnumber=7120134","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,1,12]],"date-time":"2022-01-12T16:45:01Z","timestamp":1642005901000},"score":1,"resource":{"primary":{"URL":"http:\/\/ieeexplore.ieee.org\/document\/7120134\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2016,5]]},"references-count":41,"journal-issue":{"issue":"5"},"URL":"https:\/\/doi.org\/10.1109\/tnnls.2015.2435653","relation":{},"ISSN":["2162-237X","2162-2388"],"issn-type":[{"value":"2162-237X","type":"print"},{"value":"2162-2388","type":"electronic"}],"subject":[],"published":{"date-parts":[[2016,5]]}}}