[PDF] Top 20 Dynamic causal modeling of evoked responses in EEG and MEG.

... aim of dynamic causal modeling (Friston et ...sources and how that coupling is influenced by experimental ...notion of effective connectivity, defined as the influence one ... Voir le document complet

... orientation of the dipoles matters more than their location for modeling the ...most of the topology of a dipole’s spatial expression in ...modes of the data, orientation can be ... Voir le document complet

... dynamics of the system. In this context, the inversion of the system reduces to the integration of a simple set of ...ODEs. In this note, we assess the effects of this ... Voir le document complet

... models of functional brain architectures motivate the fundaments of ...neuroimaging. In Section II we start by reviewing the distinction between functional specialisation and integration ... Voir le document complet

... stimulations in the epileptic regions, without causing a systematic ...changes in evoked responses conform to autonomous dynamics is an important issue which can be addressed explicitly by the ... Voir le document complet

... brain evoked responses were computed by averaging over subjects and winning families (Figure ...amplitude in response to violations, from 100 ms peri-stimulus time on, in almost all ... Voir le document complet

... induced responses. In the absence of trial-to-trial variability induced responses must be caused by structural ...co-localisation of evoked and induced responses ... Voir le document complet

... peaks and compare to previously described CAEPs in premature infants we measured the peaks of the waves at midline (FZ, CZ), lateral frontal-central (FC5, FC6), and temporal (T7, T8, CP5, CP6) ... Voir le document complet

... novelty of ExSo-MUSIC also resides in the use of HO statistics. In the context of radiocommunications, the properties of HO statistics have been successfully exploited in ... Voir le document complet

... application of the ...implementation in the PREP pipeline ...4/5ths of the available trials were averaged and the bad channels interpolated per ...effect in the ground-truth as it is ... Voir le document complet

... De nombreuses applications pourront bénéficier du travail accompli dans ce mémoire. Parmi celles-ci, on retrouve l’aide à l’évaluation préchirurgicale d’un patient épileptique. L’épilepsie est une maladie qui touche près ... Voir le document complet

... NTRODUCTION EEG and MEG are two imaging modalities that pro- vide information about brain activity with high temporal ...sources of MEG/EEG are current sources that are modeled ... Voir le document complet

... distribution, and reproduction in any medium, provided the original work is properly ...(MEG) and electroencephalography (EEG) data visualization and processing, with an emphasis ... Voir le document complet

... Badier and P. Chauvel are with INSERM, U751, Marseille, F- 13000, France; and with Université de la Méditerranée, Marseille, F-13000, France (e-mail: ...@medecine.univ-mrs.fr). In this paper, we go ... Voir le document complet

... distributions of PCI across subjects during alert wakefulness (dark gray bars) and loss of consciousness (LOC; light gray ...level of consciousness (as clinically assessed with CRS-R) ... Voir le document complet

... algorithms and convergence control at each iteration. The combination of a block coordi- nate descent scheme and an active set approach significantly decreases the computation time making the ... Voir le document complet

... role of gamma oscillations to unconscious learning. In addition to the left occipito-temporal region, frontal areas seem to participate in the regulation of learning: we observe a specific ... Voir le document complet

... role of the ...set of novel disyllabic strings written in an unfamiliar orthography ...month of training, articulation became faster and more accurate for the trained ...syllables ... Voir le document complet

... the responses to stimulation using a simple and tractable model, however, and by demonstrating that these responses approximately add linearly, our data raise the possibility of ... Voir le document complet

... measurement of DF GABA directly from the current-voltage rela- tionships of the integral currents activated by uncaged GABA after the subtraction of the patch conductance prior to GABA ...neck ... Voir le document complet