نتایج جستجو برای: computer interface bci

تعداد نتایج: 738535  

Journal: :Neurocomputing 2022

A brain-computer interface (BCI) is a type of technology that establishes communication channel between user and certain devices in the environment via brain signals user. The UMA-BCI Speller tool allows for easy configuration BCI, permitting it to be manipulated without need much technical knowledge. However, adapting BCI system so can communicate with challenging task. simpler increasingly us...

Journal: :Sensors 2016
Chi-Chun Lo Tsung-Yi Chien Yu-Chun Chen Shang-Ho Tsai Wai-Chi Fang Bor-Shyh Lin

Motor imagery-based brain-computer interface (BCI) is a communication interface between an external machine and the brain. Many kinds of spatial filters are used in BCIs to enhance the electroencephalography (EEG) features related to motor imagery. The approach of channel selection, developed to reserve meaningful EEG channels, is also an important technique for the development of BCIs. However...

2016
Cristian-Valeriu Soare

This paper presents the design and development of a complete hardware and software solution for a brain computer interface (BCI). It consists of a non-intrusive multiple channel data acquisition device which captures the electrical brain wave signals and passes the data to a computer. The computer then uses signal processing and machine learning algorithms to identify patterns in the signals re...

2015
Abeer Alnafjan Yousef Alohali

To date, the application of brain computer interface (BCI) technology in rehabilitation represents one of the most challenging matters in the BCI filed. With the aim of developing a specific BCI system for speech language rehabilitation, this paper describes framework of a novel BCI system designed for clinical settings in speech language rehabilitation. It presents an overview of the technolog...

2014
Mustafa Aljshamee Abbas Malekpour Peter Luksch

A Brain Computer Interface (BCI) creates a new communication channels for disabled peoples, the classical way of steady-state visual evoked potential (SSVEP) based on (BCI) was focusing on multi-frequency and phases. In this study a novel high-speed SSVEP based on BCI, was implemented a new paradigms of SSVEP, which induced by irregular flickering with phase-tagged toward brain activity respons...

Journal: :Computational Intelligence and Neuroscience 2007
Pablo Martinez Hovagim Bakardjian Andrzej Cichocki

We propose a new multistage procedure for a real-time brain-machine/computer interface (BCI). The developed system allows a BCI user to navigate a small car (or any other object) on the computer screen in real time, in any of the four directions, and to stop it if necessary. Extensive experiments with five young healthy subjects confirmed the high performance of the proposed online BCI system. ...

2010
Hayrettin Gürkök Danny Plass-Oude Bos Michel Obbink Gido Hakvoort Christian Mühl Anton Nijholt

Traditional brain-computer interface (BCI) research has forked to consider not only disabled patients but able-bodied users as well. Among various biosignals, electroencephalogram (EEG) is a cheap, portable and popular means of accessing brain activity. As a result, EEG-based BCIs are gradually being used in everyday applications, including games. Just as any computer product, human-computer in...

Journal: :Neuroreport 2004
Seung-Schik Yoo Ty Fairneny Nan-Kuei Chen Seh-Eun Choo Lawrence P Panych HyunWook Park Soo-Young Lee Ferenc A Jolesz

A brain-computer interface (BCI) is a way of conveying an individual's thoughts to control computer or electromechanical hardware. Capitalizing on the ability to characterize brain activity in a reproducible manner, we explored the possibility of using real-time fMRI to interpret the spatial distribution of brain function as BCI commands. Using a high-field (3T) MRI scanner, brain activities as...

2016
Archana Mohan Manohar Srinivasa Chandan Ram Pradeep Sadanand

Brain Computer Interface (BCI) is a device that enables use of brain’s neural activity to communicate with others or other machines without direct physical contact. Brain Computer interface was initially used to help people affected by motor neuron diseases. BCI is accomplished through Electroencephalography (EEG) that measures the electrical activity produced by the neurons in the brain. The e...

2000
Brendan Allison Bernhard Graimann Axel Gräser

Brain – computer interface (BCI) systems are typically used to provide disabled users with the functionality normally afforded by conventional interfaces. As BCI progress continues, BCIs may become useful for healthy users in specific situations. This paper briefly reviews existing BCI applications for healthy users and discusses several relevant considerations. Many potential applications are ...

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