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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Block truncation coding (BTC) is a fast lossy image compression technique.

块截短编码(BTC)是一种基块的快速有损图象压缩技术。

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PPM is an adaptive statistical data compression technique based on context modeling and prediction.

PPM是自适应统计数据压缩技术，基于上下文建模和预测。

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Yet another proprietary compression technique is being proposed by Texas Instruments.

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The data compression technique he used allowed images to be sent over what were then slow dial-up connections at much faster speeds than had been previously possible.

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Compression, a mathematical technique to reduce the number of bits required to store information, is essential because image files are very large.

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