The main features of the system are piecewise linear gray level transformation, slope angle adjustment, mapping and normalization, feature distilling.

本系统主要特征是分段线性灰度变换、斜度调整、射归一、征提取。

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Lead in the feedback mechanism of the piecewise adaptive adjustment strategy of visual field, both global search ability and local mining ability are considered;

引入基于分段自适应调整视野策略的反馈机制，兼顾了全局搜索与局部挖掘能力；

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