To solve such a problem, this paper presents an improved PEG algorithm which can be encoded by the iterative encoding algorithm with linear coding complexity.

针对该问题，基于具有线性编码复杂度的迭代编码算法，提出了一种改进的PEG构造算法。

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Linear octree encoding provides a effective way for tridimensional of objects. Algorithms for translation and rotation of linear octree were presented which have linear complexity in time.

线性八叉树编码是一种有效的表示三维物体的方法。给出了线性八叉树的平移和旋转算法，它们都有线性的时间复杂性。

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Focusing on the problem that existing linear dispersion (LD) space-time codes have a high encoding and decoding complexity, a type of orthogonal linear dispersion (OLD) space-time codes is proposed.

针对多输入多输出系统中现有的线性分散(LD)空时码编、解码复杂度高的问题，提出了一类正交线性分散(old)空时编码。

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