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说明：  初学matlab的一些课后习题，有助于各位初学者学习实践(Matlab beginner exercises some after-school help you study and practice for beginners)

matlab gui code for hiding image

gm2对上下变动的数据，预测效果比gm1好，但对趋势较好的数据，预测精度没有gm1高。(gm2 on the up and down movements of the data to predict better than gm1 good, but better data on trends, forecast accuracy not gm1 high)

采用高斯变异改进基本萤火虫群优化算法，得到很好的效果(Gaussian variation improve basic fireflies swarm optimization algorithm to get good results)

使用matlab和dsptool工具做得fir滤波器(Using matlab and dsptool tools to do fir filter)

Solving Schrodinger for a quantom well

标准粒子群优化算法（matlab）.(standard PSO algorithm (Matlab).)

Cripting with public key....

超声相控阵仿真论文，研究了超声声束的指向性、声压等特性，以及探头设计准则。(Ultrasonic phased array simulation thesis, studies the ultra sound beam directivity, pressure characteristics, as well as the probe design criteria.)

神经网络函数拟合图形，调节权重值得到较好的图形(Neural network function fitting graphics, adjust the weights worth to better graphics)