DIGITAL IMAGERY is pervasive in our world today. Consequently, standards for the efficient representation and interchange of digital images are essential. To date, some of the most successful still image compression standards have resulted fr

网规网优之用，用于绘制基站扇区图，地理化显示基站方便工程师进行查看。-Net regulatory network optimization purposes, used to map the base station sector maps, geographic-based display base stations to facilitate engineers to view it.