中文说明：通过反复训练模板能有较高的识别率，是小学期课程设计的题目，包括调制，解调，信噪比计算，插值与拟合，解方程，数据分析，是本科毕设的题目，研究生时的现代信号处理的作业。
English Description：
Through repeated training template has high recognition rate and is primary phase of the curriculum design topics, including modulation, demodulation, signal to noise ratio calculation, interpolation and fitting. By solving the equations, data analysis is undergraduate graduation design topic, a graduate student of modern signal processing operations.