Publications - Florian Mormann

 
Journal Articles    (ISI Web of Science  h-index=20)
  • Mormann F, Dubois J, Kornblith S, Milosavljevic M, Cerf M, Ison M, Tsuchiya N, Kraskov A, Quiroga RQ, Adolphs R, Fried I, Koch C. A category-specific response to animals in the right human amygdala. Nat Neurosci (Epub ahead of print)     pdf

  • Stacey W, Le Van Quyen M, Mormann F, Schulze-Bonhage A. What is the present-day EEG evidence for a preictal state? Epilepsy Res (Epub ahead of print)
  • Von Oertzen J, Mormann F, Urbach H, Reichmann K, Koenig R, Clusmann H, Biersack HJ, Elger CE. Prospective use of subtraction ictal SPECT co-registered with MRI (SISCOM) in presurgical evaluation of epilepsy. Epilepsia (in press)

  • Ison M, Mormann F, Cerf M, Koch C, Fried I, Quiroga R. Selectivity of pyramidal cells and interneurons in the human medial temporal lobe. J Neurophysiol  (Epub ahead of print)

  • Andrzejak RG, Chicharro D, Lehnertz K, Mormann F. Using bivariate signal analysis to characterize the epileptic focus: The benefit of surrogates. Phys Rev E 83:046203 (2011)     pdf
  • Cerf M, Thiruvengadam N, Mormann F, Kraskov A, Quian Quiroga R, Koch C, Fried I. Online, voluntary control of human temporal lobe neurons. Nature 467:1104-1108 (2010)
  • Frei MG, Zaveri HP, Arthurs S, Bergey GK, Jouny CC, Lehnertz K, Gotman J, Osorio I, Netoff TI, Freeman WJ, Jefferys J, Worrell G, Le Van Quyen M, Schiff SJ, Mormann F. Controversies in epilepsy: Debates held during the Fourth International Workshop on Seizure Prediction. Epilepsy Behav 19:4-16 (2010)
  • Pedreira C, Mormann F, Kraskov A, Cerf M, Fried I, Koch C, Quian Quiroga R. Responses of human medial temporal lobe neurons are modulated by stimulus repetition. J Neurophysiol 103:97-107 (2010)
  • Andrzejak RG, Chicharro D, Elger CE, Mormann F. Seizure Prediction: Any better than chance?. Clin Neurophysiol 120:1465-1478 (2009)     pdf
  • Milstein J, Mormann F, Fried I, Koch C. Neuronal shot noise and Brownian 1/f2 behavior in the local field potential. PLoS ONE 4:e4338 (2009)
  • Mormann F, Kornblith S, Quian Quiroga R, Kraskov A, Cerf M, Fried I, Koch C. Latency and selectivity of single neurons indicate hierarchical processing in the human medial temporal lobe. J Neurosci 28:8865-8872 (2008)     pdf
  • Semmler A, Hermann S, Mormann F, Weberpals M, Paxian SA, Okulla T, Schafers M, Kummer MP, Klockgether T, Heneka MT. Sepsis causes neuroinflammation and concomitant decrease of cerebral metabolism. J Neuroinflammation 5:38 (2008)
  • Mormann F, Osterhage H, Andrzejak R, Weber B, Fernández G, Fell J, Elger C, Lehnertz K. Independent delta/theta rhythms in the human hippocampus and entorhinal cortex. Front Hum Neurosci 2:3 (2008)     pdf
    See also a featured commentary on this  article:  Heinze H-J. Brain rhythms in the human medial temporal lobe. Front Neurosci 2,2:132-3 (2008)
  • Döhler F,  Mormann F, Weber B, Elger CE, Lehnertz K. A cellular neural network based method for classification of magnetic resonance images: towards an automated detection of hippocampal sclerosis. J Neurosci Methods 170:324-331 (2008)
  • Osterhage H, Mormann F, Wagner T, Lehnertz K. Detecting directional coupling in the human epileptic brain: limitations and potential pitfalls. Phys Rev E 77:011914 (2008)
  • Mormann F, Koch C. The Neural Correlates of Consciousness. Scholarpedia 2:1740 (2007)
  • Osterhage H, Mormann F, Staniek M, Lehnertz K. Measuring synchronization in the epileptic brain: A comparison of different approaches. Int J Bifurcat Chaos 17:3539-3544 (2007)
  • Feldt S, Osterhage H, Mormann F, Lehnertz K, Zochowski M. Internetwork and intranetwork communications during bursting dynamics: applications to seizure prediction. Phys Rev E 76:021920 (2007)
  • Axmacher N, Mormann F, Fernández G, Cohen MX, Elger CE, Fell J. Sustained neural activity patterns during working memory in the human medial temporal lobe. J Neurosci 27:7807-7816 (2007)
  • Osterhage H, Mormann F, Wagner T, Lehnertz K. Measuring the directionality of coupling: Phase versus state space dynamics and application to EEG time series. Int J Neural Syst 17:139-148 (2007)
  • Mormann F, Fernández G, Klaver P, Weber B, Elger CE, Fell J. Declarative memory formation in hippocampal sclerosis: an intracranial event-related potentials study. Neuroreport 18:317-321 (2007)     pdf
  • Lehnertz K, Mormann F, Osterhage H, Müller A, Chernihovskyi A, Staniek M, Krug D, Bialonski S, Elger CE.  State-of-the-art of seizure prediction. J Clin Neurophysiol 24:147-153 (2007)
  • Mormann F, Andrzejak RG, Elger CE, Lehnertz K. Seizure prediction: The long and winding road. Brain 130:314-333 (2007)     pdf

  • Kreuz T, Mormann F, Andrejak RG, Kraskov A, Lehnertz K, Grassberger P. Measuring synchronization in coupled model systems: a comparison of different approaches. Physica D 225:29-42 (2007)

  • Fell J, Fernández G, Klaver P, Axmacher N, Mormann F, Haupt S, Elger CE. Rhinal-hippocampal coupling during declarative memory formation: dependence on item characteristics. Neurosci Lett 407:37-41 (2006)

  • Mormann F, Elger CE, Lehnertz K. Performance of a seizure warning algorithm based on the dynamics of intracranial EEG (Comment letter). Epilepsy Res 71:241-242 (2006)     pdf

  • Axmacher N, Mormann F, Fernández G, Fell J. Memory formation by neuronal synchronization. Brain Res Rev  52:170-182 (2006)

  • Weber B, Wellmer J, Schür S, Dinkelacker V, Ruhlmann J, Mormann F, Axmacher N, Elger CE, Fernández G. Presurgical language fMRI in patients with drug-resistant epilepsy: Effects of task performance. Epilepsia 47:880-886 (2006)

  • Andrzejak RG, Mormann F, Widman G, Kreuz T, Elger CE, Lehnertz K. Improved spatial characterization of the epileptic brain by focusing on nonlinearity. Epilepsy Res 69:30-44 (2006)

  • Weber B, Hoppe C, Faber J, Axmacher N, Fliessbach, Mormann F, Weis S, Ruhlmann J, Elger CE, Fernández G. Association between scalp hair-whorl direction and hemispheric language dominance. Neuroimage 30:539-543 (2006)

  • Mormann F, Elger CE, Lehnertz K. Seizure anticipation: from algorithms to clinical practice. Curr Opin Neurol 19:187-193 (2006)     pdf

  • Müller A, Osterhage H, Sowa R, Andrzejak RG, Mormann F, Lehnertz K. A distributed computing system for multivariate time series analyses of multichannel neurophysiological data. J Neurosci Methods 152:190-201 (2006)

  • Weber B, Wellmer J, Reuber M, Mormann F, Weis S, Urbach H, Ruhlmann J, Elger CE, Fernández G. Left hippocampal pathology is associated with atypical language lateralization in patients with focal epilepsy. Brain 129:346-351 (2006)

  • Chernihovskyi A, Mormann F Mueller M, Elger CE, Baier G, Lehnertz K. EEG analysis with nonlinear excitable media. J Clin Neurophysiol 22:314-329 (2005)

  • Mormann F, Fell J, Axmacher N, Weber B, Lehnertz K, Elger CE, Fernández G. Phase/amplitude reset and theta-gamma interaction in the human medial temporal lobe during a continous word recognition memory task; Hippocampus 15:890-900 (2005)     pdf

  • Mormann F, Andrzejak RG, Elger CE, Lehnertz K. Seizure anticipation: Do mathematical measures correlate with video-EEG evaluation? (Comment letter). Epilepsia 46:1335-1336 (2005)     pdf

  • Sowa R, Chernihovskyi A, Mormann F, Lehnertz K. Estimating phase synchronization in dynamical systems using Cellular Neural Networks. Phys Rev E 71:061926 (2005)

  • Mormann F, Kreuz T, Rieke C, Andrzejak RG, Kraskov A, David P, Elger CE, Lehnertz K. On the predictability of epileptic seizures. Clin Neurophysiol 116:569-587 (2005)     pdf

  • Kreuz T, Andrzejak RG, Mormann F, Kraskov A, Stögbauer H, Elger CE, Lehnertz K, Grassberger P. Measure profile surrogates: A new method to validate the performance of epileptic seizure prediction algorithms. Phys Rev E 69:061915 (2004)

  • Rieke C, Andrzejak RG, Mormann F, Lehnertz K. Improved statistical test for nonstationarity using recurrence time statistics. Phys Rev E 69:046111 (2004)

  • Andrzejak RG, Kraskov A, Stögbauer H, Mormann F, Kreuz T. Bivariate surrogate techniques: Necessity, strengths, and caveats. Phys Rev E 68:066202 (2003)

  • Rieke C, Mormann F, Andrzejak RG, Kreuz T, David P, Elger CE, Lehnertz K. Discerning nonstationarity from nonlinearity in seizure-free and pre-seizure EEG recordings from epilepsy patients. IEEE Trans Biomed Eng 50:634-639 (2003)

  • Mormann F, Andrzejak RG, Kreuz T, Rieke C, David P, Elger CE, Lehnertz K. Automated preictal state detection based on a decrease in synchronization in intracranial electroencephalography recordings from epilepsy patients. Phys Rev E 67:021912 (2003)     pdf

  • Mormann F, Kreuz T, Andrzejak RG, David P, Lehnertz K, Elger CE. Epileptic seizures are preceded by a decrease in synchronization. Epilepsy Res 53:173-185 (2003)     pdf

  • Lehnertz K, Mormann F, Kreuz T, Andrzejak RG, Rieke C, David P, Elger CE. Seizure prediction by nonlinear EEG analysis. IEEE Eng Med Biol 22:57-63 (2003)

  • Andrzejak RG, Mormann F, Kreuz T, Rieke C, Kraskov A, Elger CE, Lehnertz K. Testing the null hypothesis of the non-existence of a pre-seizure state. Phys Rev E 67:010901 (2003)

  • Andrzejak RG, Lehnertz K, Mormann F, Rieke C, David P, Elger CE. Indications of nonlinear deterministic and finite-dimensional structures in time series of brain electrical activity: Dependence on recording region and brain state. Phys Rev E 64:061907 (2001)

  • Lehnertz K, Andrzejak RG, Arnhold J, Kreuz T, Mormann F, Rieke C, Widman G, Elger CE. Nonlinear EEG analysis in epilepsy: its possible use for interictal focus localization, seizure anticipation, and prevention. J Clin Neurophysiol 18:209-222 (2001)

  • Mormann F, Lehnertz K, David P, Elger CE. Mean phase coherence as a measure for phase synchronization and its application to the EEG of epilepsy patients. Physica D 144:358-369 (2000)     pdf
Book Chapters and Proceedings
  • Mormann F, Lehnertz K, Elger CE. 'Preictal' Predictors of Epileptic Seizures. In: Lüders H (ed.) Textbook of Epilepsy Surgery. Informa Healthcare, London, pp. 691-701 (2008)
  • Döhler F, Chernihovskyi A, Mormann F, Elger CE, Lehnertz K. Detecting structural alterations in the brain using a Cellular Neural Network based classification of magnetic resonance images. In: Tavsanoglu V, Arik S (eds.) Proceedings of the 10th IEEE International Workshop on Cellular Neural Networks and Their Applications. IEEE-Press, pp. 297-300 (2006)
  • Andrzejak R, Kreuz T, Mormann F, Lehnertz K and Elger CE. Surrogate time series improve the capability of nonlinear measures to characterize the epileptic process. In: Klonowski (ed.) Simplicity behind complexity. Pabst Science Publishers, Berlin, pp. 360-366 (2004)
  • Sowa R, Mormann F, Chernihovskyi A, Florin S, Elger CE, Lehnertz K. Estimating synchronization in brain electrical activity from epilepsy patients with cellular neuronal networks. In: Roska T, Gili M, Shi B, Zarandy A (eds.) Proceedings of the 8th IEEE International Workshop on Cellular Neural Networks and Their Applications. Amulett’98 Kft, Budapest, Hungary (2004)
  • Elger CE, Mormann F, Kreuz T, Andrzejak RG, Rieke C, Sowa R, Florin S, David P, Lehnertz K. Characterizing the spatio-temporal dynamics of the epileptogenic process with nonlinear EEG analysis. In: Tetzlaff R (ed.) Proceedings of the 7th IEEE International Workshop on Cellular Neural Networks and Their Applications. World Scientific, Singapore, pp. 228-242 (2002)
  • Lehnertz K, Andrzejak RG, Kreuz T, Mormann F, Rieke C, David P, Elger CE. Analysis of EEG data in epilepsy. In: Nardulli G, Stramaglia S (eds.) Modelling biomedical signals. World Scientific, Singapore, pp. 17-27 (2002)
Selected Abstracts of Conference Posters and Platform Talks
  • Mormann F, Dubois J, Kornblith S, Milosavljevic M, Cerf M, Ison M, Tsuchiya N, Kraskov A, Quian Quiroga R, Adolphs R, Fried I, Koch C. A category-specific response to animals in the right human amygdala. Abstract for the Annual Meeting of the Organization for Human Brain Mapping in Barcelona (2010)
  • Mormann F, Kornblith S, Quian Quiroga R, Kraskov A, Cerf M, Koch C, Fried I. Single neurons in the human MTL during visual working memory and rapid series visual presentation. Abstract for the Annual Meeting of the Society for Neuroscience in Washington DC (2008)
  • Mormann F, Quian Quiroga R, Kraskov A, Cerf M, Fried I, Koch C. Dynamics of selective single neurons in the human MTL in a visual working memory task. Abstract for the Annual Meeting of the Society for Neuroscience in San Diego (2007)
  • Mormann F. Responsive (closed-loop) stimulation, is it really feasible? Epilepsia 47 (3), 241 (2006)
  • Mormann F, Andrzejak RG, Elger CE, Lehnertz K. Focus lateralization in temporal lobe epilepsy: Measuring focal driving in the EEG. Epilepsia 46 (8), 268 (2005)
  • Mormann F, Kraskov A, Kreuz T, Andrzejak RG, Osterhage H, Elger CE, Lehnertz K. Seizure prediction: Influence of EEG band-pass filtering on the predictive performance of synchronization measures. Epilepsia 45 (7), 62-63 (2004)
  • Mormann F, Kreuz T, Andrzejak RG, Rieke C, Kraskov A, Elger CE, Lehnertz K. On the predictability of seizures. Epilepsia 44 (9), 172 (2003)
  • Mormann F, Kreuz T, Andrzejak RG, Rieke C, Kraskov A, David P, Elger CE, Lehnertz K. Preictal state detection in continuous intracranial EEG recordings based on decreased phase synchronization: problems and pitfalls. Epilepsia 43 (7), 121 (2002)
  • Mormann F, Lehnertz K, Andrzejak RG, Kreuz T, Rieke C, David P, Elger CE. Preictal state detection in intracranial EEG recordings from epilepsy patients using the linear cross correlation function. Epilepsia 42 (7), 39 (2001)
  • Mormann F, Lehnertz K, Andrzejak RG, David P, Elger CE. Spatial shifts in phase synchronization in intracranial EEG recordings from epilepsy patients prior to seizures. Epilepsia 42 (2), 105 (2001)
  • Mormann F, Lehnertz K, Andrzejak RG, Elger CE. Characterizing preictal states by changes in phase synchronization in intracranial EEG recordings from epilepsy patients. Epilepsia 41 (7), 167 (2000)
  • Mormann F, Lehnertz K, David P, Elger CE. Spatio-temporal phase synchronization in intracranial EEG recordings of patients with mesial temporal lobe epilepsy. Epilepsia 40 (7), 169-170 (1999)
Theses
  • Mormann F. Anfallsvorhersage bei Epilepsie-Patienten mittels Synchronisationsverschiebungen im Elektroenzephalogramm. MD thesis in medicine. University of Bonn (2004)
  • Mormann F. Synchronization phenomena in the human epileptic brain. PhD thesis in physics. University of Bonn (2003)     pdf
  • Mormann F. Synchronisationsphänomene in synthetischen Zeitreihen und Zeitreihen  hirnelektrischer Aktivität. Diploma thesis (M.S.) in physics. University of Bonn (1998)