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19 March 2015
This video demonstrates a brain-computer interface project that reads and analyzes brainwaves using an affordable consumer EEG headset available on Amazon for $100. The presenter explains how raw brainwave data is processed using Fast Fourier Transform to extract key frequency bands including delta, theta, alpha, beta, and gamma waves, each corresponding to different mental states like focus, meditation, stress, and creativity.
The project includes a custom communication protocol library and "BrainWave Studio" software with applications in sports training, healthcare for communication-impaired individuals, and gaming. A practical demonstration shows a mind-controlled snail racing game where the player's attention level directly controls the snail's speed, illustrating the potential for brain-controlled interfaces in various domains from athletic performance analysis to assistive technology.