Vector quantization (VQ) is an efficient data compression technique.

矢量量化(VQ)是一种有效的数据压缩技术。

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Efficient video compression techniques are very important to the save and transmission of the increasing data in video processes.

有效的视频压缩编码技术对视频处理中大量数据的存储和传输来说是至关重要的。

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Through lossless compression of geometric data in the network transmission, an efficient method which alleviates the network burden is proposed.

通过对网络传输中的几何数据进行无损压缩，提出了一种能有效缓解网络负荷的方法。

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And since columns are stored contiguously, and tend to have similar data, compression can be very efficient, and searches along a column are likewise efficient.

FORBES: What You Need to Know About NoSQL Databases

Nokia tried to make everything on the phone as data efficient as possible, and this can be seen in the light social apps and Xpress cloud-compression browser, which worked well in testing.

ENGADGET: Hands-on with the Asha 205 and Nokia's Slam quick-sharing feature (video)