据日本共同社援引搜救队的话说，随着清理杂物工作的展开，搜寻受害者的范围已经扩大到一个更广的区域。

Also, Japan's Kyodo news agency quoted rescuers as saying that the search for victims had expanded over a wider area as access is improved with the clearance of debris.

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首先，我们对几何活动轮廊模型中吸引力场进行正则化，扩大目标轮廊边缘对的轮廊曲线的吸引力范围，增加轮廊曲线搜寻凹轮廊的能力。

First, we regularize the attraction force field in the geometric active contour model to extend the capture range of the object boundaries, and improve the ability of convergence to the concavities.

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但到了周末，由于马航370航班的一些迹象，人们已经将搜寻范围扩大到南亚部分地区。

But by week's end, crews had expanded the search across parts of southern Asia for any evidence of Malaysian Airlines Flight 370.

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