SonarDemo

calculating voronoi diagram in complex sitiation

matlab的基于种子的区域生长处理，源码(matlab region grow seed growing matlab regiongrow region growing using matlab regiongrow by seed regiongr )

双基地声纳定位精度GDOP与目标方位的关系，目标方位为与过基线中点法线的夹角。(Bistatic sonar positioning accuracy GDOP relationship with the target position, the target azimuth angle between the baseline and over the midpoint of normals.)

关于半参数模型的补偿最小二乘法，利用三次自然样条函数构造正则化矩阵(About half the compensation method of least squares parameter model, the use of natural cubic spline function constructed regularization matrix)

this file is related to qpsk quadrature phase shift keying mod. in fading channel..which is helpful in desgining a channel with qpsk mod technique

利用各待评方案的指标体系，通过计算各待评价方案与理想解的接近程度，作为评价各方案的依 据的一种多目标决策评价方法(topsis sort)

fault detection and classification

说明：  系统辨识，对一个传递函数的系数进行辨识，用MATLAB在时域和频域上，进行辨识。(System identification of a transfer function coefficients identification, use of MATLAB in the time domain and frequency domain up for identification.)

利用burg和Levinson-Durbin算法，根据100年间每年12个月记录到的太阳黑子出现次数的平均值求太阳黑子的活动周期(Burg and the use of Levinson-Durbin algorithm, according to 100 years, 12 months a year recorded the average number of sunspots appear for the activities of sunspot cycle)

基于能量检测的认知无线电感知频谱分析最优化设计(Based on energy detection sensing cognitive radio spectrum analysis to optimize the design)