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基于帧间动态优化贝叶斯压缩感知的监控视频处理研究

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摘要 将基于优化高斯随机观测矩阵的贝叶斯压缩感知算法引入监控视频处理中,并提出帧间动态调整观测的算法,以满足高清视频监控管理中不同时期、不同画面清晰度要求下的传输和存储需求。其动态性体现在,区分基准帧和非基准帧应用不同思路处理,同时,非基准帧的观测序列维数M动态决定。仿真表明,针对1280×720的帧图像,OBCS算法比常用的OMP算法在重构PSNR和运行时长上优势明显;此外,动态调整算法下,非基准帧图像压缩率具有更大的灵活性。
出处 《电脑知识与技术》 2017年第2期228-232,共5页 Computer Knowledge and Technology
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