基于MATLAB的数字信号发生器及简易电子琴设计，包含源码及设计报告。-MATLAB-based digital signal generator and a simple flower design contains the source code and design reports.

通过摄像头来捕获手的动作，在电脑上虚拟出一个电子琴键盘，手在桌子上与虚拟出的键盘互动-Through the camera to capture the hand movements in a virtual keyboard on the computer keyboard, hands on the table to interact with a virtual keyboard