The traditional method, in which a single threshold value(unit price) has been used to determine the transportation mode of corresponding cargo, lacks necessary support from practice.
用单一的临界值来决定不同类商品在国际贸易中运输模式的选择缺乏实践的支持。
At the basis of setting up the fixed threshold about support, discuss the methods of setting up the variable support and comparatively analyze them.
在固定支持度阈值设置基础上,讨论了可变支持度设置的方法,并进行了比较分析。
The blind method of defining image support region is studied and object support region is defined through image threshold, which obtains good result.
对盲目确定图像支持域的方法进行了研究,提出利用目标图像阈值化处理方法确定目标支持域,取得了较好的结果。
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