نتایج جستجو برای: brain signals

تعداد نتایج: 646536  

2015
Yuzong Liu Viktor Gruev

OF THE THESIS Decoding Brain Activation from Ipsilateral Cortex using ECoG Signals in Humans by Yuzong Liu Master of Science in Computer Science Washington University in St. Louis, 2011 Research Advisor: Professor Kilian Weinberger Today, learning from the brain is the most challenging issue in many areas. Neural scientists, computer scientists, and engineers are collaborating in this broad res...

Journal: :Psychological science 2005
Marie L Smith Garrison W Cottrell Frédéric Gosselin Philippe G Schyns

This article examines the human face as a transmitter of expression signals and the brain as a decoder of these expression signals. If the face has evolved to optimize transmission of such signals, the basic facial expressions should have minimal overlap in their information. If the brain has evolved to optimize categorization of expressions, it should be efficient with the information availabl...

اعظمی, ابوالفضل , سلامی , محمود , طلائی, علیرضا ,

Background and purpose: Visual deprivation during critical period of brain development impairs structure and function of NMDA receptors in visual cortex. Parts of visual signals go to the hippocampus through the visual cortex. Therefore, this study aimed at investigating the effects of visual deprivation during critical period of brain development on NMDA receptor subunits expression in rats’ h...

2016
M.Serdar Bascil Ahmet Y. Tesneli Feyzullah Temurtas

Brain Computer Interface (BCI) is a robot/machine communication based on brain activity. The main purpose of BCIs are facilitate the living of disables which has hearing, vision or mobility disabilities. The first and most basic step of the implementation of this system is obtain the recordings of brain signals known as Electroencephalography (EEG). In this study, we aimed to obtain regular EEG...

2009
Virgílio Bento Luís Paula António Ferreira Nuno Figueiredo Ana Tomé Filipe Silva João Paulo Cunha Pétia Georgieva

The most recent advances in acquisition technology and signal processing assert that controlling certain functions by neural interfaces may have a significant impact in the way people operate computers, wheelchairs, prostheses or other devices using only brain signals. This paper exploits the possibility of achieving a communication pathway between the brain and an external device, based on ele...

Journal: :The Lancet. Neurology 2008
Janis J Daly Jonathan R Wolpaw

Recent advances in analysis of brain signals, training patients to control these signals, and improved computing capabilities have enabled people with severe motor disabilities to use their brain signals for communication and control of objects in their environment, thereby bypassing their impaired neuromuscular system. Non-invasive, electroencephalogram (EEG)-based brain-computer interface (BC...

Journal: :Applied sciences 2022

Brain-computer interface (BCI) technology is a developing field of study with numerous applications. The purpose this paper to discuss the use brain signals as direct communication pathway an external device. In work, Zombie Jumper developed, which consists 2 commands, imagining moving forward and blinking. goal game jump over static or “zombie” characters in order complete level. To record raw...

Journal: :Frontiers in Neuroinformatics 2021

Nowadays, the recognition of emotions in people with sensory disabilities still represents a challenge due to difficulty generalizing and modeling set brain signals. In recent years, technology that has been used study person’s behavior based on signals is brain–computer interface (BCI). Although previous works have already proposed classification using machine learning techniques, model visual...

2014

In this paper, investigate the use of brain activity for person identification. A biometric system is a technological system that uses information about a person. Research on brain signals show that each individual has a unique brain wave pattern. Electroencephalography signals generated by mental tasks are acquired to extract the distinctive brain signature of an individual. Electroencephalogr...

2016
C. Gope N. Kehtarnavaz P. Jahankhani V. Kodogiannis John Vincent Atanasoff M. Poulos M. Rangoussi V. Chrissikopoulos

In this paper, investigate the use of brain activity for person identification. A biometric system is a technological system that uses information about a person. Research on brain signals show that each individual has a unique brain wave pattern. Electroencephalography signals generated by mental tasks are acquired to extract the distinctive brain signature of an individual. Electroencephalogr...

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