MATLAB真正强有力的地方在于它的数值处理能力。然而，经常希望操作文本，例如把标号和标题放在图上。在MATLAB里，文本当作特征字符串或简单地当作字符串。-MATLAB real strong point is its numerical processing capability. Often, however, hope that the operation of the text, such as labeling and the title on the map. MATLAB, as

这是基于MATLAB的图像图形特征提取的代码