Intranet Feed RSS

Publications of the group and previous publications of its head Ralph G. Andrzejak

Sort by: Author Title [ Type (Asc)] Year
Filters: Author is K. Lehnertz  [Clear All Filters]
Journal Article
Mormann F, Andrzejak RG, Kreuz T, Rieke C, David P, Elger CE, Lehnertz K.  2003.  Automated detection of a preseizure state based on a decrease in synchronization in intracranial electroencephalogram recordings from epilepsy patients. PHYSICAL REVIEW E. 67:021912.
Rieke C, Mormann F, Andrzejak RG, Kreuz T, David P, Elger CE, Lehnertz K.  2003.  Discerning nonstationarity from nonlinearity in seizure-free and preseizure EEG recordings from epilepsy patients. IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING. 50:634-639.
Muller A, Osterhage H, Sowa R, Andrzejak RG, Mormann F, Lehnertz K.  2006.  A distributed computing system for multivariate time series analyses of multichannel neurophysiological data. JOURNAL OF NEUROSCIENCE METHODS. 152:190-201.
Andrzejak RG, Widman G, Lehnertz K, Rieke C, David P, Elger CE.  2001.  The epileptic process as nonlinear deterministic dynamics in a stochastic environment: an evaluation on mesial temporal lobe epilepsy. EPILEPSY RESEARCH. 44:129-140. Andrzejak-EpilepsyResearch2001.pdf (297.53 KB)
Mormann F, Kreuz T, Andrzejak RG, David P, Lehnertz K, Elger CE.  2003.  Epileptic seizures are preceded by a decrease in synchronization. EPILEPSY RESEARCH. 53:173-185.
Andrzejak RG, Mormann F, Widman G, Kreuz T, Elger CE, Lehnertz K.  2006.  Improved spatial characterization of the epileptic brain by focusing on nonlinearity. EPILEPSY RESEARCH. 69:30-44. Andrzejak-EpilepsyResearch2006.pdf (565.74 KB)
Rieke C, Andrzejak RG, Mormann F, Lehnertz K.  2004.  Improved statistical test for nonstationarity using recurrence time statistics. PHYSICAL REVIEW E. 69:046111.
Mormann F, Osterhage H, Andrzejak RG, Weber B, Fernandez G, Fell J, Elger CE, Lehnertz K.  2008.  Independent delta/theta rhythms in the human hippocampus and entorhinal cortex. FRONTIERS IN HUMAN NEUROSCIENCE. 2:3.
Andrzejak RG, Lehnertz K, Mormann F, Rieke C, David P, Elger CE.  2001.  Indications of nonlinear deterministic and finite-dimensional structures in time series of brain electrical activity: Dependence on recording region and brain state. PHYSICAL REVIEW E. 64:061907. Andrzejak-PhysicalReviewE2001.pdf (306.45 KB)
Lehnertz K, Widman G, Andrzejak RG, Arnhold J, Elger CE.  1999.  Is it possible to anticipate seizure onset by non-linear analysis of intracerebral EEG in human partial epilepsies? REVUE NEUROLOGIQUE. 155:454-456.
Kreuz T, Andrzejak RG, Mormann F, Kraskov A, Stogbauer H, Elger CE, Lehnertz K, Grassberger P.  2004.  Measure profile surrogates: A method to validate the performance of epileptic seizure prediction algorithms. PHYSICAL REVIEW E. 69:061915.
Rieke C, Sternickel K, Andrzejak RG, Elger CE, David P, Lehnertz K.  2002.  Measuring nonstationarity by analyzing the loss of recurrence in dynamical systems. PHYSICAL REVIEW LETTERS. 88:244102.
Kreuz T, Mormann F, Andrzejak RG, Kraskov A, Lehnertz K, Grassberger P.  2007.  Measuring synchronization in coupled model systems: A comparison of different approaches. PHYSICA D-NONLINEAR PHENOMENA. 225:29-42.
Elger CE, Widman G, Andrzejak RG, Arnhold J, David P, Lehnertz K.  2000.  Nonlinear EEG analysis and its potential role in epileptology. EPILEPSIA. 41:S34-S38.
Lehnertz K, Andrzejak RG, Arnhold J, Kreuz T, Mormann F, Rieke C, Widman G, Elger CE.  2001.  Nonlinear EEG analysis in epilepsy: Its possible use for interictal focus localization, seizure anticipation, and prevention. JOURNAL OF CLINICAL NEUROPHYSIOLOGY. 18:209-222.
Mormann F, Kreuz T, Rieke C, Andrzejak RG, Kraskov A, David P, Elger CE, Lehnertz K.  2005.  On the predictability of epileptic seizures. CLINICAL NEUROPHYSIOLOGY. 116:569-587. Mormann-ClinicalNeurophysiol2005.pdf (637.21 KB)
Lehnertz K, Mormann F, Kreuz T, Andrzejak RG, Rieke C, David P, Elger CE.  2003.  Seizure prediction by nonlinear EEG analysis. IEEE ENGINEERING IN MEDICINE AND BIOLOGY MAGAZINE. 22:57-63.
Mormann F, Andrzejak RG, Elger CE, Lehnertz K.  2007.  Seizure prediction: the long and winding road. BRAIN. 130:314-333. Mormann-Brain2007.pdf (261.02 KB)
Andrzejak RG, Mormann F, Kreuz T, Rieke C, Kraskov A, Elger CE, Lehnertz K.  2003.  Testing the null hypothesis of the nonexistence of a preseizure state. PHYSICAL REVIEW E. 67:010901. Andrzejak-PhysicalReviewE2003.pdf (115.14 KB)
Andrzejak RG, Chicharro D, Lehnertz K, Mormann F.  2011.  Using bivariate signal analysis to characterize the epileptic focus: The benefit of surrogates. PHYSICAL REVIEW E. 83:046203. Andrzejak-PhysicalReviewE2011.pdf (1.32 MB)