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社交网络隐私保护中的随机算法

刘华玲 郑建国 孙辞海

信息与控制2012,Vol.41Issue(2):197-201,209,6.
信息与控制2012,Vol.41Issue(2):197-201,209,6.DOI:10.3724/SP.J.1219.2012.00197

社交网络隐私保护中的随机算法

Randomized Algorithm for Privacy Preservation in Social Networks

刘华玲 1郑建国 2孙辞海1

作者信息

  • 1. 东华大学旭日工商管理学院,上海201620
  • 2. 上海对外贸易学院,上海201620
  • 折叠

摘要

Abstract

Aiming at solving the problem of information missing in ramp waiting time description, a novel concept of redundancy waiting time is proposed and its model is analyzed combining queuing theory. On the basis, a function for multi-objective ramp coordinated control is presented, and a method for solving ramp control law based on the support vector machine with radial basis kernel function is designed. The simulation based on in-situ data of traffic flow from freeway connecting link turn to expressway in high-density period is performed. The experiment results show that comparing with other control methods, the proposed model and the algorithm are better in describing the stale of the ramps and in reducing redundancy waiting time.

关键词

数据挖掘/社交网络/隐私保护/随机算法

Key words

traffic control/ ramp control/ control law/ redundancy waiting time

分类

社会科学

引用本文复制引用

刘华玲,郑建国,孙辞海..社交网络隐私保护中的随机算法[J].信息与控制,2012,41(2):197-201,209,6.

基金项目

国家自然科学基金资助项目(70971020) (70971020)

上海市高等教育内涵建设工程"085工程"资助项目(08509008). (08509008)

信息与控制

OA北大核心CSCDCSTPCD

1002-0411

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