exercise1_DCmotor

短时能量估计以及过零率估计，对声音信号的处理很有帮助，希望对大家有所帮助。(Short-term energy estimates and zero crossing rate is estimated that the processing of sound signals is helpful, we hope to help.)

this code will detect the motion and finally start recording accordingly

使用WCVaR作为风险测度，进行投资组合优化，选择最优组合(Use WCVaR as a risk measure, the portfolio optimization, choose the best combination)

SAR图像自动目标识别，包含完整计算方法以及matlab源代码(SAR image automatic target recognition, contains the complete calculation method and matlab source code)

说明：  关于软件无线电中CIC滤波器的实现与仿真(On Software Radio CIC Filter Implementation and Simulation)

说明：  一个matlab关于同步电机的仿真，很有价值的(A matlab simulation on the synchronous motor, great value)

SIFT matlab demo scale invariant feature

利用smith圆图演示射频电路匹配过程，参数可调，界面良好。(Smith chart shows the use of RF matching process, adjustable parameters, the interface is good.)

包含了清华大学版数字信号处理的所有实例程序，实例详细，对学习数字信号处理作用很大。(Tsinghua version contains all instances of digital signal processing procedures, detailed examples, the study of digital signal processing play a great role.)

自同期并列模型，simulink仿真，用于研究带故障的自同期并列问题(From the same period in parallel model, simulink simulation for research the same period in parallel with the failed issue)