Through the interface between VC++ and MATLAB, wavelet de-noising function of MATLAB is called for the algorism for de-noising.The experiment for the virtual instrument has been performed.

• 在信号消噪算法上，根据VC++与MATLAB之间的接口，通过MATLAB计算引擎调用MATLAB小波消噪函数，使应用程序整体性能更好，处理效率更高。