该文件为房产类图片水印识别和位置检测预训练模型，检测目标["BG", "58_br", "anjuke_br", "5i5j_wm", "58_wm", "anjuke_wm", "centanet_ct", "fang_br", "ke_wm", "lianjia_wm"]，效果见[水印识别和位置检测效果展示](https://blog.csdn.net/lsjlnd/article/details/107852028)文章内容。