Search Results - "Ungan, Pekcan"

Pre-attentive Mismatch Response and Involuntary Attention Switching to a Deviance in an Earlier-Than-Usual Auditory Stimulus: An ERP Study by Ungan, Pekcan, Karsilar, Hakan, Yagcioglu, Suha

“…An acoustic stimulus elicits an electroencephalographic response called auditory event-related potential (ERP). When some members of a stream of standard…”
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Changes in the alpha and beta amplitudes of the central EEG during the onset, continuation, and offset of long-duration repetitive hand movements by Erbil, Nurhan, Ungan, Pekcan

“…Abstract Electroencephalographic alpha and beta activities recorded from central electrodes are known to display movement-related suppression or enhancement…”
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A Diversity Combination Model Incorporating an Inward Bias for Interaural Time-Level Difference Cue Integration in Sound Lateralization by Mojtahedi, Sina, Erzin, Engin, Ungan, Pekcan

“…A sound source with non-zero azimuth leads to interaural time level differences (ITD and ILD). Studies on hearing system imply that these cues are encoded in…”
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Accuracy in Archery Shooting is linked to the Amplitude of the ERP N1 to the Snap of Clicker by Ertan, Hayri, Yagcioglu, Suha, Yılmaz, Alpaslan, Ungan, Pekcan, Korkusuz, Feza

“…An archer requires a well-balanced and highly reproducible release of the bowstring to attain high scores in competition. Recurve archers use a mechanical…”
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Electrophysiological assessment of the effects of obstructive sleep apnea on cognition by Gelir, Ethem, Başaran, Cenk, Bayrak, Sibel, Yağcıoğlu, Süha, Budak, Murat Timur, Fırat, Hikmet, Ungan, Pekcan

“…We used electrophysiological measures to investigate the effects of obstructive sleep apnea on attention, learning, and memory. Thirty subjects (OSA group, n =…”
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Differences between the N1 waves of the responses to interaural time and intensity disparities : scalp topography and dipole sources by UNGAN, Pekcan, YAGCIOGLU, Suha, GOKSOY, Cuneyt

“…Being the two complementary cues to directional hearing, interaural time and intensity disparities (ITD and IID, respectively), are known to be separately…”
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Auditory cortical responses to abrupt lateralization shifts do not reflect the activity of hemifield-specific units involved in opponent coding of auditory space by İlhan, Barkın, Kurt, Saliha, Ungan, Pekcan

“…Recent studies show that the classical model based on axonal delay-lines may not explain interaural time difference (ITD) based spatial coding in humans…”
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Effects of aging on event-related potentials to single-cycle binaural beats and diotic amplitude modulation of a tone by Ungan, Pekcan, Yagcioglu, Suha, Ayik, Ece

“…•ERPs of the elderly to transient binaural beats (BB) recorded for the first time.•ERP-N1 to BB and AM stimuli drops in magnitude and prolongs in latency with…”
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Origin of the binaural interaction component in wave P4 of the short-latency auditory evoked potentials in the cat: evaluation of serial depth recordings from the brainstem by Ungan, Pekcan, Yagcioglu, Süha

“…There is no general agreement on the origin of the binaural interaction (BI) component in auditory brainstem responses (ABRs). To study this issue the ABRs to…”
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Event-related potentials to single-cycle binaural beats of a pure tone, a click train, and a noise by Ungan, Pekcan, Yagcioglu, Suha, Ayik, Ece

“…There are only few electrophysiological studies on a phenomenon called “binaural beats” (BBs), which is experienced when two tones with frequencies close to…”
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Event-related potentials to single-cycle binaural beats and diotic amplitude modulation of a tone by Ungan, Pekcan, Yagcioglu, Suha, Ayik, Ece

“…When two tones with slightly different frequencies are dichotically presented, binaural beats (BBs) are experienced. BBs resulting from the cycling change in…”
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Significant variations in Weber fraction for changes in inter-onset interval of a click train over the range of intervals between 5 and 300 ms by Ungan, Pekcan, Yagcioglu, Suha

“…It is a common psychophysical experience that a train of clicks faster than ca. 30/s is heard as one steady sound, whereas temporal patterns occurring on a…”
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Estimating and minimizing movement artifacts in surface electromyogram by Karacan, Ilhan, Topkara Arslan, Betilay, Karaoglu, Ayşe, Aydin, Tugba, Gray, Simon, Ungan, Pekcan, Türker, Kemal S.

“…While recording surface electromyography [sEMG], it is possible to record the electrical activities coming from the muscles and transients in the half-cell…”
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EEG-like signals can be synthesized from surface representations of single motor units of facial muscles by Yilmaz, Gizem, Ungan, Pekcan, Türker, Kemal S.

“…Electrodes for recording electroencephalogram (EEG) are placed on or around cranial muscles; hence, their electrical activity may contaminate the EEG signal…”
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Refractoriness, habituation, and mismatch effects in the auditory event-related potential to alternating stimuli by Yagcioglu, Suha, Ungan, Pekcan

“…Amplitude enhancement in the N1 component of auditory event-related potentials (ERPs) to alternately presented sounds has been referred as a typical example…”
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Lateralisation of sound in temporal-lobe epilepsy: Comparison between pre- and postoperative performances and ERPs by Irsel Tezer, F, Ilhan, Barkin, Erbil, Nurhan, Saygi, Serap, Akalan, Nejat, Ungan, Pekcan

“…Highlights ► Sound-lateralisation performance of temporal-lobe epilepsy (TLE) patients and the amplitudes of their N1 and P2 responses to auditory directional…”
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Interference of tonic muscle activity on the EEG: a single motor unit study by Yilmaz, Gizem, Ungan, Pekcan, Sebik, Oğuz, Uginčius, Paulius, Türker, Kemal S

“…The electrical activity of muscles can interfere with the electroencephalogram (EEG) signal considering the anatomical locations of facial or masticatory…”
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Assessment of the role of the cochlear latency effect in lateralization of click sounds in humans by Özmen, Bülent, Ungan, Pekcan

“…Interaural time and intensity disparities (ITD and IID) are the two cues to sound lateralization. “Time‐only” hypothesis claims that an IID is first converted…”
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Event-related potentials to changes of rhythmic unit: differences between musicians and nonmusicians by Ungan, Pekcan, Berki, Türev, Erbil, Nurhan, Yagcioglu, Suha, Yüksel, Mehmet, Utkucal, Rezzan

“…We investigated whether the expected differences between musicians and nonmusicians in their ability to detect a rhythm change were reflected in their…”
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Interaural delay-dependent changes in the binaural interaction component of the guinea pig brainstem responses by Goksoy, Cuneyt, Demirtas, Serdar, Yagcioglu, Suha, Ungan, Pekcan

“…Auditory brainstem responses to monaural and binaural clicks with 23 different interaural time differences (ITDs) were recorded from ten guinea pigs without…”
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