。对不同标志图案识别问题，提出了连通域数量判别法和模板匹配 法。实验结果表明，所提方法能较好地识别人工标志，为实现虚实场景的实时融合打下了基础。-reality．A method to recognize mark area by connectivity area abstraction of the binary image which includes marks，is presented． According to different mark pattern recogniti