Boundary information is the reflection of the spectral difference between objects.
边缘信息是地物间波谱差异的反映。
The coastal zone is close to ocean water which can be recognized easily by its significant spectral difference from land objects in the remotely sensed images.
据此，本文尝试提出一种简单的加入空间关系的遥感图像分类方法，即，先准确识别出海水类，然后统计非海水类的每一个像元到最近海水的空间距离。
The appearance of the different spectral type for white dwarfs depends mainly on the difference in temperature and internal mixing degree.
白矮星不同光谱型的表现，主要是由于温度的不同和内部混搅程度的不同引起的。
应用推荐