计算光学相对强度噪声的方法，除计算公式外，对物理过程也进行了详细说明-method to calculate optical RIN, include formula and instruction of physical meaning

用于时频分析算法，一种噪声辅助数据分析方法,本程序的性能已经达到较高水平，模拟数据分析处理的过程，包括脚本文件和函数文件形式，是学习PCA特征提取的很好的学习资料，包括随机梯度算法，相对梯度算法，采用加权网络中节点强度和权重都是幂率分布的模型。- For time-frequency analysis algorithm, A noise auxiliary data analysis method, The performance of the program has reached a hi

信噪比，相对强度噪声对PAM4调制误码率的影响(Influence of signal to noise ratio on BER of PAM4 modulation)

用速率方程，数值计算SG-DBR半导体激光器和Y-Branch激光器的相位噪声，并将结果与理论公式对比，结果符合良好。(By using the rate equation, the relative intensity noise and phase noise of the ordinary single mode semiconductor laser are calculated, and the results are compared with the theoretical for