zhan_fdtd3D

基于有限元基础编写的方形流道内不可压稳态流动。(Based on the the square flow passage prepared on the basis of the finite element incompressible steady-state flow.)

说明：  自适应模糊滑模控制器设计的matlab源代码，对于研究滑模变结构控制的同学很有用。(The matlab source code of adaptive fuzzy sliding mode controller design is very useful for students who study sliding mode variable structure control.)

二维pca算法 由南理工的杨健老师提出的(Two-dimensional pca algorithm of Yang Jian, a teacher from the proposed Huanan)

在MATLAB中，符号计算虽以数值计算的补充身份出现，但涉及符号计算的指令使用、运算符操作、计算结果可视化、程序编制以及在线帮助系统都是十分完整、便捷的。(In MATLAB, the symbolic computation added that though in the numerical identity of the emergence of the instructions involving the use of symbolic computation, operator operation, results visualization, programming and on-line help system are very complete and convenient.)

超宽带（UWB）的多频带OFDM与定点transmitterreceiver物理层建模 UWB的分析 超宽带的BPSK分析 第五阶导数的BPSK超宽带 超宽带信道模型 超宽带链接分析 超宽带单环 超宽带单脉冲 超宽带多旋回(Ultra-wideband (UWB) multiband OFDM physical layer with fixed-point transmitterreceiver modeling analysis of UWB UWB BPSK Fifth Order Derivative analysis of BPSK UWB UWB UWB channel model for UWB link analysis of UWB single-loop single-pulse ultra-wideband polycyclic)

说明：  用于数字信号处理的定点运算库，24.8格式(Fixed-point arithmetic library, 24.8 format)

牛頓優化算法，matlab代碼，已經驗證過可運行出正確結果(Newton optimization algorithm, matlab code has been verified to run the correct results)

有限单元实体及结构分析的matlab编程计算(MATLAB Codes for Finite Element Analysis Solids and Structures )

ISODATA聚类算法的matlab实现，测试用例使用的是身高和体重（放到.txt文件，从该文件中读取数据），根据身高体重划分为男女两类（上传文件中的sample即为测试例）(ISODATA clustering algorithm matlab implementation, test cases using height and weight (put. Txt file, read from the file data), classified according to height and weight categories for men and women (the uploaded file is the test sample cases))

说明：  基于Z-N整定PID参数的代码，PID最优的参数求取，用matlab程序代码实现这一过程(Based on the setting of PID parameters of Z-N code)