The basic principles of PSO is introduced in this paper, and some measures are applied into it to enhance the ability finding the most opti-mistic result. 首先介绍了粒子群优化算法(PSO)的基本原理,根据实验提出了改进措施,增强了粒子群优化算法的全局寻优能力。
Digitization is an inevitable trend of Chinese digital cable TV. Our country digital cable TV has been promoting since 2003, which experiences several years test, although progress, the situation is not opti-mistic. 数字化是有线电视发展的必然趋势,我国有线数字电视自2003年推广以来,历经数年努力,虽有所进展,局势却依旧不容乐观。