It had a broad application outlook in General image retrieval image searching engine, multimedia filter in Internet and so on. The purpose of this paper is to develop a content-based image retrieval system.

• 基于内容的图像检索技术在通用图像搜索引擎,商标匹配检索,博物馆艺术图像管理和检索,网络过滤器设计中有着广阔的应用前景。