If you’ve got a spare few minutes this weekend why not sit down and replicate the DIY Voice Recognition System project from Xiaowen Lu and Shihjia Lee. Of course you’ll need to know about the Nyquist Rate Theorem, Chebychev filters and the Fourier Transform, but apart from that it should be a piece of cake, eh? The project has not met our expectations fully, as we initially specified that the system would be able to recognize a sentence as a password….
Continue Reading »DIY Voice Recognition Security System – who goes there?