Ralph Gregor Andrzejak

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	All	Since 2015
Citations	8262	4090
h-index	34	28
i10-index	54	41

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Co-authors

Klaus LehnertzProfessor, University of BonnVerified email at ukbonn.de
Florian MormannUniversity of BonnVerified email at ukb.uni-bonn.de
Thomas KreuzSenior Researcher, Institute of Complex Systems (CNR), Florence, ItalyVerified email at cnr.it
daniel chicharropostdoc, Italian Institute of TechnologyVerified email at iit.it
p. grassbergerJSC, Juelich Research CenterVerified email at fz-juelich.de
Kaspar Schindler, MD PhDAssociate Professor and Director Sleep-Wake-Epilepsy-Center (SWEC) | NeuroTec sitemVerified email at insel.ch
Christian RummelSupport Center for Advanced Neuroimaging (SCAN), University Institute of Diagnostic andVerified email at insel.ch
Joan SerràDolby LaboratoriesVerified email at dolby.com
Giulia RuzzenePostDoc, IFISC (Mallorca)Verified email at ifisc.uib-csic.es
Xavier SerraDepartment of Information and Communication Technologies, Universitat Pompeu Fabra (UPF), BarcelonaVerified email at upf.edu
Eckehard SchöllInstitute of Theoretical Physics, Technische Universität BerlinVerified email at physik.tu-berlin.de
Anna ZakharovaVisiting Professor, Technische Universität BerlinVerified email at tu-berlin.de
Anders LedbergResearcher, Department of public health sciences , Stockholm UniversityVerified email at su.se
RODRIGO ROCAMORAAssociated Professor, Universitat Pompeu Fabra (UPF)Verified email at upf.edu
Conor J HoughtonUniversity of BristolVerified email at bristol.ac.uk
GUSTAVO DECOUniversity Pompeu Fabra - Center for Brain and Cognition - ICREAVerified email at upf.edu
Zoran LevnajićFaculty of information studies, Novo mesto, SloveniaVerified email at fis.unm.si
Iryna OmelchenkoPostDoc, Technische Universität BerlinVerified email at itp.tu-berlin.de
fabrice wendlingINSERM - Université de RennesVerified email at inserm.fr
Markus MüllerUniversidad Autónoma del Estado de MorelosVerified email at uaem.mx

Ralph Gregor Andrzejak

Department of Information and Communication Technologies, Universitat Pompeu Fabra, Barcelona

Verified email at upf.edu - Homepage

epilepsy time series analysis physics eeg chimera states


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Indications of nonlinear deterministic and finite-dimensional structures in time series of brain electrical activity: Dependence on recording region and brain state RG Andrzejak, K Lehnertz, F Mormann, C Rieke, P David, CE Elger PHYSICAL REVIEW E 64 (6; PART 1), 061907, 2001	2096	2001
Seizure prediction: the long and winding road F Mormann, RG Andrzejak, CE Elger, K Lehnertz Brain 130 (2), 314-333, 2007	1053	2007
On the predictability of epileptic seizures F Mormann, T Kreuz, C Rieke, RG Andrzejak, A Kraskov, P David, ... Clinical neurophysiology 116 (3), 569-587, 2005	517	2005
Epileptic seizures are preceded by a decrease in synchronization F Mormann, T Kreuz, RG Andrzejak, P David, K Lehnertz, CE Elger Epilepsy research 53 (3), 173-185, 2003	472	2003
Hierarchical clustering using mutual information A Kraskov, H Stögbauer, RG Andrzejak, P Grassberger EPL (Europhysics Letters) 70 (2), 278, 2005	326	2005
Automated detection of a preseizure state based on a decrease in synchronization in intracranial electroencephalogram recordings from epilepsy patients F Mormann, RG Andrzejak, T Kreuz, C Rieke, P David, CE Elger, ... Physical Review E 67 (2), 021912, 2003	267	2003
Nonrandomness, nonlinear dependence, and nonstationarity of electroencephalographic recordings from epilepsy patients RG Andrzejak, K Schindler, C Rummel Physical Review E 86 (4), 046206, 2012	243	2012
Nonlinear EEG analysis in epilepsy: Its possible use for interictal focus localization, seizure anticipation, and prevention K Lehnertz, RG Andrzejak, J Arnhold, T Kreuz, F Mormann, C Rieke, W G, ... BONN UNIV MEDICAL CENTER (GERMANY) DEPT OF EPILEPTOLOGY, 2001	242*	2001
Measuring synchronization in coupled model systems: A comparison of different approaches T Kreuz, F Mormann, RG Andrzejak, A Kraskov, K Lehnertz, ... Physica D: Nonlinear Phenomena 225 (1), 29-42, 2007	203	2007
Cross recurrence quantification for cover song identification J Serra, X Serra, RG Andrzejak New Journal of Physics 11 (9), 093017, 2009	188	2009
Seizure prediction by nonlinear EEG analysis K Lehnertz, F Mormann, T Kreuz, RG Andrzejak, C Rieke, P David, ... IEEE Engineering in Medicine and Biology Magazine 22 (1), 57-63, 2003	188	2003
The epileptic process as nonlinear deterministic dynamics in a stochastic environment: an evaluation on mesial temporal lobe epilepsy RG Andrzejak, G Widman, K Lehnertz, C Rieke, P David, CE Elger Epilepsy research 44 (2-3), 129-140, 2001	183	2001
Testing the null hypothesis of the nonexistence of a preseizure state RG Andrzejak, F Mormann, T Kreuz, C Rieke, A Kraskov, CE Elger, ... Physical Review E 67 (1), 010901, 2003	142	2003
Detection of weak directional coupling: Phase-dynamics approach versus state-space approach DA Smirnov, RG Andrzejak Physical Review E 71 (3), 036207, 2005	126	2005
Bivariate surrogate techniques: necessity, strengths, and caveats RG Andrzejak, A Kraskov, H Stögbauer, F Mormann, T Kreuz Physical review E 68 (6), 066202, 2003	126	2003
Reliable detection of directional couplings using rank statistics D Chicharro, RG Andrzejak Physical Review E 80 (2), 026217, 2009	108	2009
Nonlinear EEG analysis and its potential role in epileptology CE Elger, G Widman, R Andrzejak, J Arnhold, P David, K Lehnertz Epilepsia 41, S34-S38, 2000	105	2000
Monitoring spike train synchrony T Kreuz, D Chicharro, C Houghton, RG Andrzejak, F Mormann Journal of Neurophysiology 109, 1457-1472, 2013	102	2013
Seizure prediction: Any better than chance? RG Andrzejak, D Chicharro, CE Elger, F Mormann Clinical Neurophysiology 120 (8), 1465-1478, 2009	98	2009
Measure profile surrogates: a method to validate the performance of epileptic seizure prediction algorithms T Kreuz, RG Andrzejak, F Mormann, A Kraskov, H Stögbauer, CE Elger, ... Physical Review E 69 (6), 061915, 2004	95	2004

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