It moderately adjusts the optimized threshold in global statistics by means of partial spatial threshold, so its segmentation threshold is dynamic.

它利用局部空间阈值适度调整全局统计最优阈值，因而其分割阈值是动态的。

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Global statistics are hard to come by, but in the us at least, livestock account for 55 per cent of soil erosion and 37 per cent of pesticide use.

全球的统计数据很难得到，但是至少在美国，畜牧业造成的影响占到到水土流失的55%，杀虫剂使用的37%。

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But down at the street level, global statistics break down, and the nuances of and exceptions to the data become just as important.

FORBES: Complexities At Urban Edges

Helvetian zeal for direct votes skews global statistics.

ECONOMIST: Direct democracy: Vox populi or hoi polloi? | The

Another major problem with global youth unemployment statistics is the quality of the data itself.

BBC: Global youth unemployment: Making sense of the numbers