App helps compose music using power of mind

Researchers have developed a new application which may help physically impaired persons write songs and surf internet as well as write emails — all with the power of their mind. Using the new brain-computer interface application, developed by Gernot Muller-Putz, scientist at Austria’s Graz University of Technology (TU Graz), people can compose music and transfer onto a musical score by wearing an electrode-equipped cap that measures their brain waves. Such systems are utilised to help users do things such as writing text. The interface works when users select from the…