所谓分水岭算法有好多种实现算法，拓扑学，形态学，浸水模拟和降水模拟等方式。 本源码实现了matlab基础上的分水岭算法，并实现了。-Watershed algorithm has a good variety of the so-called algorithm, topology, morphology, water modeling and simulation methods of precipitation. The sou