Mogees Uses Contact Microphone And Gesture Recognition For Real-time Audio
A contact microphone is connected to a system that processes sound from unique gestures and then triggers the appropriate instrument in its database; thereby turning virtually any surface into an experimental jam band. Different gestures can be added to Mogees, can also recognize the difference between fingers and objects as coins. The project is not commercially available, if you are unfamiliar with contact microphones, you can look at the video below.
Here is the video