threshold segment的用法和样例：
例句
- Image threshold segmentation is the simplest technique, based on the assumption that the object is separable from its background.
通过阈值分割是其最简单的技术，它假设目标和背景是可以分离的。 - This paper presents a chalky rice detection method that is studied based on multi-color conversion and fuzzy threshold segmentation.
提出了一种基于多重色彩转换和模糊阈值分割的垩白米检测方法。
