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二阶锁相环 m 文件，运行有图，应用广泛(Second-order phase-locked loop m documents, there are plans to run a wide range)

可以对给定的对象数据特征进行分类，里面的程序可以很好的运行，希望共同讨论运用 。(Characteristics of a given object data classification, which the program can run, I hope to discuss the use )

filter use for signal

说明：  i have attached q learning algorithm for finding a optimal band in allocating a band to a secondary user.

说明：  实现网吧免费上网功能，当点击结账号，不锁屏，不蓝屏，不关机，正常使用~(To achieve free internet cafe features, click the knot when the account does not lock screen, no blue screen, not shutdown, normal use ~)

通过MATLAB仿真离散时间系统，研究其时频域特性，加深对离散系统的冲激响应，频率响应分析和零极点分布概念和理解(Discrete-time systems through MATLAB simulation to study the time and frequency domain characteristics to enhance the impulse response of discrete systems, frequency response analysis and zero-pole distribution and understanding of the concept of)

快速定点独立分量分析在盲源分离中的应用 FASTICA(FASTICA PCA BSS)

心电信号的R波检测，特征提取，心率的计算，可视化的检测。简单易懂，使用方便(ECG R-wave detection, feature extraction, heart rate calculation, visualization of testing. Easy to understand, easy to use)

matlab实现聚类分析，讲述matlab实现聚类分析的教程。。。。。。(matlab realize cluster analysis, cluster analysis tells matlab implementation tutorial)

说明：  QPSK的Matlab/Simulink的调制解调仿真系统，给出接收信号眼图及系统仿真误码率，包含载波恢复，匹配滤波，定时恢复等重要模块，帮助理解QPSK的系统(QPSK Matlab/Simulink simulation system modulation and demodulation, the received signal is given eye and BER simulation systems, including carrier recovery, matching filter, timing recovery and other important module to help understand the system QPSK)