应用小区域方差对比，程序简单，基于分段非线性权重值的Pso算法，车牌识别定位程序的部分功能，在MATLAB中求图像纹理特征，有信道编码，调制，信道估计等。- Application of small area variance comparison, simple procedures, Based on piecewise nonlinear weight value Pso algorithm, Part of the license plate recognition locator fe