Search Results - "Ilmoniemi, R"

Methods for analysis of brain connectivity: An IFCN-sponsored review by Rossini, P.M., Di Iorio, R., Bentivoglio, M., Bertini, G., Ferreri, F., Gerloff, C., Ilmoniemi, R.J., Miraglia, F., Nitsche, M.A., Pestilli, F., Rosanova, M., Shirota, Y., Tesoriero, C., Ugawa, Y., Vecchio, F., Ziemann, U., Hallett, M.

“…•There are a variety of technologies valuable for exploring human brain connectivity.•The main aspects of anatomical, functional and effective connectivity are…”
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Separate Time Behaviors of the Temporal and Frontal Mismatch Negativity Sources by Rinne, T., Alho, K., Ilmoniemi, R.J., Virtanen, J., Näätänen, R.

“…It has been proposed that mismatch negativity (MMN) is generated by temporal and frontal lobe sources, the former being associated with change detection and…”
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Signal-space projection method for separating MEG or EEG into components by UUSITALO, M. A, ILMONIEMI, R. J

“…The mathematical basis of signal-space projection (SSP) method was related to other comparable methods and the accuracy of the method was analyzed. Projection…”
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Prefrontal transcranial magnetic stimulation produces intensity-dependent EEG responses in humans by Kähkönen, S., Komssi, S., Wilenius, J., Ilmoniemi, R.J.

“…The reactivity of the prefrontal cortex (PFC) was studied by measuring electroencephalographic (EEG) responses to transcranial magnetic stimulation (TMS) with…”
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Bilateral changes in excitability of sensorimotor cortices during unilateral movement: Combined electroencephalographic and transcranial magnetic stimulation study by Kičić, D, Lioumis, P, Ilmoniemi, R.J, Nikulin, V.V

“…Abstract It remains unclear what neuronal mechanisms in humans are reflected in the activation of the ipsilateral hemisphere during the performance of…”
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Interpreting magnetic fields on the brain : minimum norm estimates by HÄMÄLÄINEN, M. S, ILMONIEMI, R. J

“…The authors have applied estimation theory to the problem of determining primary current distributions from measured neuromagnetic fields. In this procedure,…”
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Spatiotemporal Activity of a Cortical Network for Processing Visual Motion Revealed by MEG and fMRI by Ahlfors, S. P, Simpson, G. V, Dale, A. M, Belliveau, J. W, Liu, A. K, Korvenoja, A, Virtanen, J, Huotilainen, M, Tootell, R.B.H, Aronen, H. J, Ilmoniemi, R. J

“…  1 Dynamic Brain Imaging Laboratory, Departments of Neurology and Neuroscience, Albert Einstein College of Medicine, Bronx, New York 10461;   2 Nuclear…”
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P1049: Non-REM sleep microstructures and phasic REM sleep events are associated with intracranial oxygenation changes measured with NIRS by Toppila, J, Naesi, T, Virtanen, J, Salmi, T, Ilmoniemi, R

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Instrumentation for the measurement of electric brain responses to transcranial magnetic stimulation by VIRTANEN, J, RUOHONEN, J, NÄÄTÄNEN, R, ILMONIEMI, R. J

“…There is described a 60-channel EEG acquisition system designed for the recording of scalp-potential distributions starting just 2.5 ms after individual…”
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The role of the coil click in TMS assessed with simultaneous EEG by NIKOULINE, V, RUOHONEN, J, ILMONIEMI, R. J

“…We have used EEG to measure effects of air- and bone-conducted sound from the coil in transcranial magnetic stimulation (TMS). Auditory-evoked potentials to…”
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Language-specific phoneme representations revealed by electric and magnetic brain responses by Näätänen, Risto, Lehtokoski, Anne, Lennes, Mietta, Cheour, Marie, Huotilainen, Minna, Iivonen, Antti, Vainio, Martti, Alku, Paavo, Ilmoniemi, Risto J, Luuk, Aavo, Allik, Jüri, Sinkkonen, Janne, Alho, Kimmo

“…There is considerable debate about whether the early processing of sounds depends on whether they form part of speech. Proponents of such speech specificity…”
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Test-retest reliability of mismatch negativity for duration, frequency and intensity changes by TERVANIEMI, M, LEHTOKOSKI, A, SINKKONEN, J, VIRTANEN, J, ILMONIEMI, R. J, NÄÄTÄNEN, R

“…The test-retest reliabilities of the mismatch negativity (MMN) elicited by deviances in sound duration, frequency, and intensity were compared. The MMN was…”
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P 220. Why do we need methods for removing artifacts from TMS-evoked EEG data? by Hernandez-Pavon, J.C, Metsomaa, J, Stenroos, M, Sarvas, J, Ilmoniemi, R

“…Transcranial magnetic stimulation (TMS) combined with electroencephalography (EEG) is a powerful tool for studying cortical excitability and connectivity. In…”
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EEG minimum-norm estimation compared with MEG dipole fitting in the localization of somatosensory sources at S1 by Komssi, S., Huttunen, J., Aronen, H.J., Ilmoniemi, R.J.

“…Objective: Dipole models, which are frequently used in attempts to solve the electromagnetic inverse problem, require explicit a priori assumptions about the…”
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Brain responses reveal the learning of foreign language phonemes by WINKLER, ISTVÁN, KUJALA, TEIJA, TIITINEN, HANNU, SIVONEN, PÄIVI, ALKU, PAAVO, LEHTOKOSKI, ANNE, CZIGLER, ISTVÁN, CSÉPE, VALÉRIA, ILMONIEMI, RISTO J., NÄÄTÄNEN, RISTO

“…Learning to speak a new language requires the formation of recognition patterns for the speech sounds specific to the newly acquired language. The present…”
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Long-Range Temporal Correlations and Scaling Behavior in Human Brain Oscillations by Linkenkaer-Hansen, Klaus, Nikouline, Vadim V, Palva, J. Matias, Ilmoniemi, Risto J

“…The human brain spontaneously generates neural oscillations with a large variability in frequency, amplitude, duration, and recurrence. Little, however, is…”
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Face-selective processing in human extrastriate cortex around 120 ms after stimulus onset revealed by magneto- and electroencephalography by Linkenkaer-Hansen, Klaus, Palva, Jaakko M, Sams, Mikko, Hietanen, Jari K, Aronen, Hannu J, Ilmoniemi, Risto J

“…Quick recognition of faces is crucial to a variety of human interactions, and highly specialized pathways may be involved in the processing of faces. To reveal…”
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Human Posterior Auditory Cortex Gates Novel Sounds to Consciousness by Jääskeläinen, Iiro P., Ahveninen, Jyrki, Bonmassar, Giorgio, Dale, Anders M., Ilmoniemi, Risto J., Levänen, Sari, Lin, Fa-Hsuan, May, Patrick, Melcher, Jennifer, Stufflebeam, Steven, Tiitinen, Hannu, Belliveau, John W., Desimone, Robert

“…Life or death in hostile environments depends crucially on one's ability to detect and gate novel sounds to awareness, such as that of a twig cracking under…”
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Temporal window of integration of auditory information in the human brain by YABE, HIROOKI, TERVANIEMI, MARI, SINKKONEN, JANNE, HUOTILAINEN, MINNA, ILMONIEMI, RISTO J., NÄÄTÄNEN, RISTO

“…A deviation in the acoustic environment activates an automatic change-detection system based on a memory mechanism that builds a neural trace representing the…”
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Face-specific responses from the human inferior occipito-temporal cortex by Sams, M, Hietanen, J.K, Hari, R, Ilmoniemi, R.J, Lounasmaa, O.V

“…Whole-head neuromagnetic responses were recorded from seven subjects to pictures of faces and to various control stimuli. Four subjects displayed signals…”
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