本文从定义、特征、研究方法、应用领域几个方面对纹理特征的提取方法进行了论述。最后对各种方法的优缺点及应用范围进行了比较。-From the definition, characteristics, research methods, applications of several aspects of texture feature extraction methods are discussed. Finally, the advantages and disadvantages of various methods and applications are compared.