Search Results - "Tsekou, H"

Comparison of fractal dimension estimation algorithms for epileptic seizure onset detection by Polychronaki, G E, Ktonas, P Y, Gatzonis, S, Siatouni, A, Asvestas, P A, Tsekou, H, Sakas, D, Nikita, K S

“…Fractal dimension (FD) is a natural measure of the irregularity of a curve. In this study the performances of three waveform FD estimation algorithms (i.e…”
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Time–frequency analysis methods to quantify the time-varying microstructure of sleep EEG spindles: Possibility for dementia biomarkers? by Ktonas, P.Y., Golemati, S., Xanthopoulos, P., Sakkalis, V., Ortigueira, M.D., Tsekou, H., Zervakis, M., Paparrigopoulos, T., Bonakis, A., Economou, N.T., Theodoropoulos, P., Papageorgiou, S.G., Vassilopoulos, D., Soldatos, C.R.

“…The time-varying microstructure of sleep EEG spindles may have clinical significance in dementia studies and can be quantified with a number of techniques. In…”
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Potential dementia biomarkers based on the time-varying microstructure of sleep EEG spindles by Ktonas, P.Y., Golemati, S., Tsekou, H., Paparrigopoulos, T., Soldatos, C.R., Xanthopoulos, P., Sakkalis, V., Zervakis, M., Ortigueira, M.D.

“…The time-varying microstructure of sleep EEG spindles may have clinical significance in dementia studies. In this work, the sleep spindle is modeled as an…”
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Differences in EEG Delta Frequency Characteristics and Patterns in Slow-Wave Sleep Between Dementia Patients and Controls: A Pilot Study by Bonanni, Enrica, Di Coscio, Elisa, Maestri, Michelangelo, Carnicelli, Luca, Tsekou, Hara, Tiberio Economou, Nicholas, Paparrigopoulos, Thomas, Bonakis, Anastasios, Papageorgiou, Sokratis G, Vassilopoulos, Dimitris, Soldatos, Constantin R, Murri, Luigi, Ktonas, Periklis Y

“…PURPOSETo evaluate the modifications of EEG activity during slow-wave sleep in patients with dementia compared with healthy elderly subjects, using spectral…”
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Effect of Schizotypy on Cognitive Performance and Its Tuning by COMT val super(158) Met Genotype Variations in a Large Population of Young Men by Smyrnis, N, Avramopoulos, D, Evdoklmidis, I, Stefanis, C N, Tsekou, H, Stefanis, N C

“…Background Mirroring schizophrenia, specific dimensions of schizotypy are related to cognitive dysfunction. The relation of schizotypy and state…”
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Slow and fast EEG sleep spindle component extraction using Independent Component Analysis by Ventouras, E.M., Ktonas, P.Y., Tsekou, H., Paparrigopoulos, T., Kalatzis, I., Soldatos, C.R.

“…Sleep spindles are groups of rhythmic activity, with a waxing-waning morphology, and are considered a hallmark of stage 2 of the sleep electroencephalogram…”
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Performance evaluation of an Artificial Neural Network automatic spindle detection system by Ventouras, E. M., Economou, N., Kritikou, I., Tsekou, H., Paparrigopoulos, T. J., Ktonas, P. Y.

“…Sleep spindles are transient waveforms found in the electroencephalogram (EEG) of non-rapid eye movement (NREM) sleep. Sleep spindles are used for the…”
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Independent Components of Sleep Spindles by Ventouras, E.M., Alevizos, I., Ktonas, P.Y., Tsekou, H., Paparrigopoulos, T., Kalatzis, I., Soldatos, C.R., Nikiforidis, G.

“…Sleep spindles are considered a hallmark of stage 2 of the sleep electroencephalogram (EEG) and are used both for sleep staging and for clinical studies of…”
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Comparison of fractal dimension estimation algorithms for epileptic seizure onset detection by Polychronaki, Georgia E., Ktonas, Periklis, Gatzonis, Stylianos, Asvestas, Pantelis A., Spanou, Eirini, Siatouni, Anna, Tsekou, Hara, Sakas, Damianos, Nikita, Konstantina S.

“…The fractal dimension (FD) is a natural measure of the irregularity of a curve. In this study the performances of two FD-based methodologies are compared in…”
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