无标识物的增强现实，实时跟踪，具有一定的鲁棒性-This paper addresses the problem of markerless real- time augmented reality (AR). Many different types of sen- sors have been used to achieve this including : GPS, gy- roscopes, cameras, hybrid vision, accelerometer

Markerless AR Demo Program-It was created by others.

手指识别判定 源代码和论文 这个是基于Opencv 详细算法流程，请看论文说明 -Handy AR: Markerless Inspection of Augmented Reality Objects Using Fingertip Tracking      
 

Markerless AR using OpenCV