Watershed segmentation is a region-growing method. In watershed segmentation,using gradient image catchment basins represent the regions of the segmentation

预报洪水流量，河道水位，降雨分布，流域的产流对下游的影响-Forecast flood flows, the river water level, rainfall distribution, watershed runoff impact on downstream

流域水文模型Object Watershed Link Simulation (OWLS)，由Wilson Huaisheng Chen博士用C++语言开发。-A hydrological model,its name is Object Watershed Link Simulation (OWLS)