Different from conventional sensor networks, video sensor networks are distinctly characterized by their immense information and directional sensing models.

视频传感器网络的大数据量和方向性传感两个显著特点使其有别于其他传统的传感器网络。

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Storage capacity requirements are growing due to the proliferation of video cameras and sensor networks, user generated content and its use in social networks, content distribution systems as well as on-line storage to support backups and disaster recovery.

FORBES: Storage System Trends for 2013 and Beyond