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。

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In the last quarter century, our family tree has sprouted new branches.

在最后的四分之一个世纪里，我们的单车家族露出新的枝叶。

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Often this grade of wood is hand-split from bolts or blocks that are taken from rounds straight from the tree to ensure perfect quarter orientation.

通常这种等级的木材是从短原木和短而粗的圆木块上锯下的，以保证其具有完美的径切四分瓣。

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Ms. Malone's Sunrise Tree Farm also offers choose-and-cut trees, which now generate a quarter of total tree sales.

WSJ: Fir Real? Christmas Trees in Crisis as Americans Flock to Fakes

And for a tropical trip akin to the South Pacific, visit The Quarter, the Tropicana's palm-tree dotted shopping, entertainment, and dining complex within the resort.

BBC: Daily deal: Bright lights and big laughs in AC

Weather Service meteorologist Todd Heitkamp in Sioux Falls said that office had reports of ice accumulations from one-quarter of an inch up to nearly half an inch, leading to power outages and widespread tree damage.

NPR: Spring Storm Crawls Eastward; Dumps Snow, Rain