本系统实现了图片的存储、管理、查询、求解两张图片的相似度（基于颜色特征矩阵）等功能。-The system realizes the image storage, management, queries, solving two pictures of the similarity (based on color feature matrix) and other functions.

使用RGB直方图进行匹配，找出数据库中与要查询的图片灰度级直方图最接近的N张图片-RGB histogram matching to identify the closest to the database and query image gray level histogram pictures