The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
Bookmark and Share
Load Shedding in Data Stream Manager System
Author(s): 
Pages: 112-115,165
Year: Issue:  6
Journal: COMPUTER SCIENCE

Keyword:  流数据QoS随机降载语义降载自适应降载;
Abstract: 在当今的网络监控、通信服务、传感网络和金融服务等应用领域中产生了大量的流数据.当流数据的输入速率超过系统的容量,系统性能就会下降.在这种情形下,降载虽然降低了结果的准确性,但可以改善系统的性能.本文讨论了流数据降载的研究现状,对相关技术进行了总结和对比.降载的关键是确定降载的方式和实施的降载计划,本文把降载方式概括为语义降载、随机降载和自适应降载,降载计划包含降载的时间、降载的位置和降栽的量等.讨论了面临的挑战和未来研究的发展方向.
Related Articles
No related articles found