نتایج جستجو برای: sensorimotor rhythm smr
تعداد نتایج: 46492 فیلتر نتایج به سال:
The challenges of research into brain-computer interfaces (BCI) include significant individual differences in learning pace and in the effective operation of BCI devices. The use of neurofeedback training is a popular method of improving the effectiveness BCI operation. The purpose of the present study was to determine to what extent it is possible to improve the effectiveness of operation of s...
In this study we investigated the effect of motivation on performance when using a BrainComputer Interface (BCI) based on sensorimotor rhythms (SMR). After pooling the data acquired with four different SMR-BCI protocols in one sample of N=41 participants, we found a positive correlation between the motivational components ”challenge” and ”incompetence fear” and accuracy in percent correct respo...
Neurofeedback may enhance compensatory brain mechanisms. EEG-based sensorimotor rhythm neurofeedback training was suggested to be beneficial in Parkinson's disease. In a placebo-controlled study in parkinsonian nonhuman primates we here show that sensorimotor rhythm neurofeedback training reduces MPTP-induced parkinsonian symptoms and both ON and OFF scores during classical L-DOPA treatment. Ou...
Modulation of sensorimotor rhythms (SMR) was suggested as a control signal for brain-computer interfaces (BCI). Yet, there is a population of users estimated between 10 to 50% not able to achieve reliable control and only about 20% of users achieve high (80-100%) performance. Predicting performance prior to BCI use would facilitate selection of the most feasible system for an individual, thus c...
THIS STUDY TESTED TWO HYPOTHESES (1) compared with amateurs and young elite, expert table tennis players are characterized by enhanced cortical activation in the motor and fronto-parietal cortex during motor imagery in response to table tennis videos; (2) in elite athletes, world rank points are associated with stronger cortical activation. To this aim, electroencephalographic data were recorde...
Brain-computer interfaces (BCIs) enable people with paralysis to communicate with their environment. Motor imagery can be used to generate distinct patterns of cortical activation in the electroencephalogram (EEG) and thus control a BCI. To elucidate the cortical correlates of BCI control, users of a sensory motor rhythm (SMR)-BCI were classified according to their BCI control performance. In a...
This review provides an updated overview of the neurophysiological rationale, basic and clinical research literature, and current methods of practice pertaining to clinical neurofeedback. It is based on documented findings, rational theory, and the research and clinical experience of the authors. While considering general issues of physiology, learning principles, and methodology, it focuses on...
BACKGROUND Estimates of the effectiveness of neurofeedback as a treatment for attention-deficit hyperactivity disorder (ADHD) are mixed. AIMS To investigate the long-term additional effects of neurofeedback (NFB) compared with treatment as usual (TAU) for adolescents with ADHD. METHOD Using a multicentre parallel-randomised controlled trial design, 60 adolescents with a DSM-IV-TR diagnosis ...
Complex developmental trauma (CDT) is characterized by prolonged exposure to traumatic events in early life, resulting the breakdown of neurobiological integration which impacts mental and physical health. The benefits practicing short-form improvisation (improv), however, parallel treatment needs this population. To observe effect improv, we used eyes-open quantitative electroencephalography (...
This study aimed to compare the brain activity and emotional states of elementary school students during horticultural nonhorticultural activities. A total 30 participants with a mean age 11.4 ± 1.3 years were included. experiment was conducted at Konkuk University campus in Korea. Participants performed activities such as harvesting, planting, sowing seeds, mixing soil. Nonhorticultural includ...
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