为了得到可变的位率，在分形图像压缩中经常采用四叉树分割方法。
Quadtree partitions are often used in fractal image compression to achieve variable bit rates.
本文采用四叉树分割多边形，用以实现多边形的色彩填充及其相互之间的运算。
In this paper, The quadtree is adopted to divide polygons to realize color filling and calculation of polygons are also introduced.
为了在加速编码过程的同时提高压缩比，将快速卷积算法与基于四叉树分割的邻域搜索算法相结合。
In order to raise compress ratio while accelerating encoding process, an algorithm com - bining fast convolution with quadtree partitioning based on neighbor search is adopted.
针对基于四叉树分割的准平稳区域划分方法精度不高的问题，给出了一种基于分水岭分割的准平稳子域划分方法。
Secondly, the technique of adaptive clutter estimation and suppression based on quasi-stationary sub-image partition is discussed and its computer simulations are completed.
可变块分割的方法是采用基于多分辨率四叉树分解的运动分割。
The variable block segmentation is based on a multi-resolution quadtree-based motion segmentation.
一些聪明的算法可能会发现最接近的匹配速度快，像四叉树或二进制空间分割。
Some clever algorithms might find the closest match faster, like quadtrees or binary space partitioning.
针对图割算法实时性差的问题，提出一种基于四叉树与图割的遥感图像分割方法。
Aiming at the problem of poor real-time ability of graph cut, this paper suggests a remote sensing image segmentation approach based on quarter-tree and graph cut.
针对图割算法实时性差的问题，提出一种基于四叉树与图割的遥感图像分割方法。
Aiming at the problem of poor real-time ability of graph cut, this paper suggests a remote sensing image segmentation approach based on quarter-tree and graph cut.
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