The fundamental technique of vision-based multi-touch technique is the high performance image processing, the basic of the multi-touch system is the blob recognition and tracking.
高性能的图像处理技术是基于视觉的多点触摸技术的关键，对于特征点的检测和跟踪是完成多点触摸系统的基础。
Image quality assessment is fundamental importance for image or video processing system.
图像质量评价是图像和视频处理系统中的基本算法。
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