NMT De SilvaSR Liyanage2014-12-242014-12-242014Annual Research Symposium,Faculty of Graduate Studies, University of Kelaniya, Sri Lanka; 2014 :144phttp://repository.kln.ac.lk/handle/123456789/4943The Braille system is a tactile format of written communication for sight-impaired people over theworld. It consists of cells of raised dots arranged in a grid. The presence or absence of raised dots canbe sensed by the blind people�s fingertips to give them the coding for the symbol.ArticleStatistics and Computer Science