sweep-line algorithm的用法和样例：
例句
- A quick pattern operation algorithm based on the revised scanline algorithm is presented.
提出了一个基于改进扫描线算法的快速图形运算方法。 - For switchbox routing in VDSM technology, the routing algorithm with alterable parameters for optimizing crosstalk is presented.
摘要针对超深亚微米芯片设计中的开关盒布线问题提出了可变参数的串扰优化布线算法。
