numericalanalysis

一维TM模的PML边界设置......................(PML(perfect Match Layer) Boundary Condition of 1D TM mode...)

小波变换系数在matlab7.0中的显示代码，便于我们分析其不同方向的性质(wavelet display with matlab)

用MATLAB编写，采用som网络，来进行归类（随机初始权值）(Written with MATLAB, using som networks to classified (random initial weights))

kalman filter for traking a moving object

细胞检测，通过细胞边缘跟踪，迭代阈值分割算法，检测细胞边缘，计算细胞大小，对细胞进行判断(cell detection, tracking through the edge of the cells, iterative threshold segmentation algorithm to detect the edge of the cells, the cell size, right cells judgment)

求逐月异常序列x(n,12)和y(n,12)(n是年)的相关系数r(24)，其中j=1～12是1～12个月的情形，13～22是冬、春、夏、秋、冬季逐月、春季逐月、夏季逐月、秋季逐月、逐月、年、冬半年逐月（NDJFMA）、夏半年逐月（MJJASO）的序列的情形 (Abnormalities associated)

说明：  涵盖四种绘制三维图的方法，适合初学者，供参考(this zip consists of four methods for drawing 3D maps)

运用误差载入法提高抗干扰过程的鲁棒性,应用于GPS抗干扰(Error loading method to improve the use of anti-jamming process robustness)

csem modelling code for one dimension layered earth

画箭头用的一个matlab程序，箭头是二维度的，需要说如箭头大小的控制参量(draw an arrow,only the two dimmentional arow,and the arrow is composed of three lines,two short an one long,the results may not viry beatuiful but is very simple)