However, geographic routing faces a local minimum problem when greedy forwarding strategy fails.
可是,基于地理位置信息的路由面临一个贪婪转发策略失败的本地最小问题。
A stationary point which is neither a local maximum nor a local minimum point is called a saddle point.
一个既不是局部极大点又不是局部极小点的平稳点称为一个鞍点。
When calculate the ellipsometry parameters of the transparent film on the transparent substrate, there may be a local minimum error, and analyse the cause of error.
迭代法在计算透明衬底透明膜的参数时,可能会出现局部极小的错误,分析了产生该错误的原因。
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