Based on the international general metadata standard Dublin Core, we first established the military image metadata, and then analyzed the extraction and description of the visual features such as color, texture and shape.

• 首先在国际通用的元数据标准Dublin Core的基础上制定了适合军队要求的图像元数据集，并详细分析了颜色、纹理、形状等视觉特征的提取和表示方法；