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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Fractal image coding is one of researching focuses in image coding field at present. It is a kind of data compression technique with special advantages and a good developing future.

分形图像压缩编码是当今图像编码领域研究的热点之一，是一种具有独特优势且极有发展前途的数据压缩技术。

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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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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.

BBC: Webby Awards