نتایج جستجو برای: mu rhythm

تعداد نتایج: 51005  

2016
A. Korik R. Sosnik N. Siddique D. Coyle

A motion trajectory prediction (MTP) based brain-computer interface (BCI) aims to reconstruct the three-dimensional (3D) trajectory of upper limb movement using electroencephalography (EEG). The most common MTP BCI employs a time-series of band-pass filtered EEG potential (referred to here as the potential time-series (PTS) model) for reconstructing the trajectory of a 3D limb movement using mu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده علوم پایه 1388

باکتری زانتوموناس کمپستریس xanthomonas campestris))، باکتری تولید کننده صمغ زانتان می باشد. زانتان یک پلیمر خارج سلولی است که در صنایع غذایی و صنایع نفت کاربردهای فراوانی به عنوان ویسکوز کننده و امولسیون کننده دارد. از آنجا که این باکتری به طور طبیعی قادر به مصرف لاکتوز نیست؛ زانتان نمی تواند از محیط های پایه حاوی لاکتوز نظیر آب پنیر ( پساب صنعتی ارزان قیمت) تولید شود. به منظور حل این مشکل، اوپ...

Journal: :Biological psychology 2003
Dennis J McFarland William A Sarnacki Jonathan R Wolpaw

People can learn to control mu (8-12 Hz) or beta (18-25 Hz) rhythm amplitude in the EEG recorded over sensorimotor cortex and use it to move a cursor to a target on a video screen. In the present version of the cursor movement task, vertical cursor movement is a linear function of mu or beta rhythm amplitude. At the same time the cursor moves horizontally from left to right at a fixed rate. A t...

Journal: :Journal of neurophysiology 2005
Fu-Zen Shaw Yi-Fang Liao

Paroxysmal 5- to 12-Hz high-voltage rhythmic spike (HVRS) activities, which are accompanied by whisker twitching (WT), are found in Long Evans rats, but the function of these HVRS activities is still debated. In four major functional hypotheses of HVRS discharges, i.e., alpha tremor, attention/mu rhythm, idling/mu rhythm, and absence seizure, the first two hypotheses emphasize WT behavior in HV...

2015
Shijun Li Yi Wang Guangyu Bin Xiaoshan Huang Dan Zhang Gang Liu Yanwei Lv Xiaorong Gao Shangkai Gao Lin Ma

BACKGROUND AND OBJECTIVE The relationship between EEG source signals and action-related visual and auditory stimulation is still not well-understood. The objective of this study was to identify EEG source signals and their associated action-related visual and auditory responses, especially independent components of EEG. METHODS A hand-moving-Hanoi video paradigm was used to study neural corre...

Journal: :Bulletin of Russian State Medical University 2023

One of the subjects being discussed by professional community currently is role possibly played mirror neuron system (MNS) in violation social behavior children with autism spectrum disorders (ASD). The MNS known to shape perception emotions others and understanding imitation their actions. Mu rhythm desynchronization EEG considered be indicator activation. purpose this study was identify featu...

Journal: :Journal of cognitive neuroscience 2014
Katrin Heimann Maria Alessandra Umiltà Michele Guerra Vittorio Gallese

Action execution-perception links (mirror mechanism) have been repeatedly suggested to play crucial roles in social cognition. Remarkably, the designs of most studies exploring this topic so far excluded even the simplest traces of social interaction, such as a movement of the observer toward another individual. This study introduces a new design by investigating the effects of camera movements...

Journal: :Applied psychophysiology and biofeedback 2003
Dennis J McFarland Jonathan R Wolpaw

People can learn to control mu (8-12 Hz) or beta (18-25 Hz) rhythm amplitude in the EEG recorded over sensorimotor cortex and use it to move a cursor to a target on a video screen. In our current EEG-based brain-computer interface (BCI) system, cursor movement is a linear function of mu or beta rhythm amplitude. In order to maximize the participant's control over the direction of cursor movemen...

Journal: :Cortex; a journal devoted to the study of the nervous system and behavior 2015
Michel-Pierre Coll Geoffrey Bird Caroline Catmur Clare Press

Similar cortical activations during the experience and observation of touch suggest the presence of a tactile mirroring system. However, the specificity of observation-related activity - i.e., whether observation excites the same representations as experience of that specific tactile stimulation - is still to be established. Furthermore, central mu rhythms are attenuated during the experience a...

Journal: :Neuropsychologia 2013
Catalina Llanos Manuel Rodriguez Clara Rodriguez-Sabate Ingrid Morales Magdalena Sabate

Motor imagery is a mental representation of motor behavior which has been widely used to study the cognitive basis of movement. The assumption that real movements and motor imagery (virtual movements) use the same neurobiological basis has been questioned by functional magnetic resonance data. The functional similarity in the planning of real and virtual movements was studied here by analyzing ...

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