摘要
阐述了过程数据压缩的重要性及特点 ,介绍了SDT(SwingingDoorTrending)算法及改进的SDT算法的基本原理 ,给出了离线压缩、在线压缩及信号重建的软件框图。介绍了改进的SDT算法的应用 ,分析了改进算法的性能。
The importance and the features of process data compression are described in this paper. The main principle of SDT (Swinging Door Trending) algorithm and the improved SDT is also introduced, the software diagrams of offline compression, online compression and signal reconstruction are given. In the end, the application of SDT algorithm is presented and the performance of the improved SDT algorithm is analyzed.
出处
《煤矿自动化》
2000年第6期9-11,共3页
Coal Mine Automation
关键词
过程数据
压缩
再现
SDT算法
改进
应用
process data
compression
reconstruction
SDT algorithm
improvement
application
