q1_1

三维的FDTD模拟电磁场仿真程序。采用PML边界。(Three-dimensional FDTD simulation of electromagnetic field simulation program. Using PML boundary.)

考察温度x对产量y的影响，测得下列10组数据：求y关于x的线性回归方程，检验回归效果是否显著，并预测x=42℃时产量的估值及预测区间（置信度95 ） 示例包含在内(X on the output of the temperature study of the impact of y, measured the following 10 sets of data: for y on x of the linear regression equation to test whether the effect of a significant regression and prediction when x = 42 ℃, and the valuation of yield prediction interval (confidence level 95 ) sample included)

梯形公式求积分(逐次分半) matlab(The trapezoidal rule and quadrature (successive half) Matlab)

MATLAB从入门到精通书中第五章例子的程序(MATLAB from the entry to the master' s program book chapter examples)

对于数字图像处理的二值化过程，还有GUI界面建立，方便快捷。(Binarization process for digital image processing, as well as GUI interface to establish quick and easy.)

关于无线传感器网络中分簇算法，节点直接传输至簇头的过程(Wireless Sensor Network on the clustering algorithm, a direct transfer to the cluster head node process)

说明：  完整的锁相环matlab代码实现，其中包括高斯噪声干扰，频差，相差，给出最后频率及相位收敛结果图。重要的是代码中有本人详细注释，易于理解(Complete phase-locked loop matlab code, including the Gaussian noise interference, frequency difference, a difference, given the final results of the frequency and phase diagram convergence. Important that the code in detail in my notes, easy to understand)

本文从matlab的基本知识入手，本书侧重于利用大量的实例来引导读者快速掌握matlab的各种功能。(In this paper, the basic knowledge to start matlab, the book focuses on the use of a large number of examples to guide readers to quickly grasp the various features of matlab.)

for creating hsmm mode, you need some initialization code. hsmm initialization code can generate your hsmm model.

说明：  伪随机序列产生器－代进位反馈移位寄存器，matlab 原代码。(Pseudo-random sequence generator- on behalf of binary feedback shift register, matlab source code.)