data stream query

常见例句

We use slide window to approximate the data stream and propose two skyline query algorithms on data stream called CCS and PCS.
采用滑动窗口技术对数据流进行近似，提出了两种数据流上的轮廓查询方法：CCS算法和PCS算法。
The warning system based on the way can not only offer real time alarm but also record the alarm information and data stream for query afterward.
以此方法开发的报警系统可根据报警等级的不同实时报警，记录报警信息以及报警前后数据流；
Aiming at synopsis computation of approximate query in data stream, a novel wavelet transformation algorithm, Minimum Error based Dimension Compression (MEDC) algorithm, is proposed in this paper.
针对数据流上近似查询中的梗概计算，提出了一种新的基于最小误差的维压缩小波变换算法（MEDC）。