实现了图像的灰度化并进一步用于视频监视控，一种基于多文档得图像合并技术，信号处理中的旋转不变子空间法。- Achieve a grayscale image and further control for video surveillance, Based on multi-document image obtained combining technique, Signal Processing ESPRIT method.

结合PCA的尺度不变特征变换(SIFT)算法，实现了图像的灰度化并进一步用于视频监视控，一种基于多文档得图像合并技术。- Combined with PCA scale invariant feature transform (SIFT) algorithm, Achieve a grayscale image and further control for video surveillance, Based on multi-document image obtained combining