自己写的关于图像检索的小程序，附检索图片200幅，主要结合了使用opencv-His book on the small image retrieval process, attached to retrieve the image 200, the main with the use of opencv

利用QT实现影像数据的检索和获取，基于影像数据的描述信息，分为基于关键字检索和基于经纬度范围检索。-Using QT to achieve image data retrieval and acquisition, based on image data descr iption information, classified based on keyword search and retrieval based on the latitude and longitude range.

This list of codes is for searching an image from Live webcam