gionsBNC²³⁶²¹³⁺¹ 例句 The method of combining watershed algorithm and re- gions merging technology is used in this paper, segment iris im-age accurately, and reduce over- segmentation phenomena efficiently. 在论文中使用了分水岭分割算法与区域合并相结合的方法，有效地对虹膜图像进行分割，并减少过度分割现象。 cnki