The paper presents an unsupervised segmentation model based on multiple levelsets evolution for high resolution satellite imagery.
提出多水平集演化的非监督高分辨率影像分割模型，避免传统多水平集方法中的区域重叠问题。
2
Based on the mathematic analysis, the algorithm with simple computations was proposed by optimizing the computation of the levelsets.
在数学分析的基础上，通过对上述算法的水平集计算过程的优化，提出了一种计算简单的约束控制算法。
3
Through fuzzy interval arithmetic based on levelsets and optimistic index the entropy weight is given, then the thesis analyses and evaluates maintenance project according to entropy weight.