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collaboration_network_analysis's Introduction

Centrality Analysis and Influence Maximization in Collaboration Network

2015年秋季"数据科学基础"课程项目

通过度中心性、介数中心性、紧度中心性及Pagerank四种标准对作者进行排序
针对影响最大化问题, 基于中心性分析实验了几种算法

  • 数据集来自: aminer
    总共包含了2007-2009年之间数据挖掘领域发表在SIGKDD、ICDM、CIKM三个主要会议上的论文作者合作关系,共计6394个作者、12454条合作关系
  • 开源工具: 斯坦福SNAP
    安装教程:http://blog.csdn.net/kbawyg/article/details/8235755
  • 参考文献:
     [1] W.Chen, Y.Wang, and S.Yang. Efficientinfluence maximization in social networks. In Proceedings of the 15th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, 2009.
    [2] D.Kempe, J.M.Kleinberg, and É.Tardos. Maximizing the spread of influence through a social network. In Proceedings of the 9th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, pages 137–146, 2003.
    [3] J.Tang, J.Sun, C.Wang, and Z.Yang. Social influence analysis in large-scale networks. In Proceedings of the 15th ACM SIGKDD Conferenceon Knowledge Discovery and Data Mining,2009.


### 简介
datamining_author_topics.dat 是作者信息
datamining_coauthor_info.dat 是合作关系信息

————————————————————————————————————————

Data_Processing.py 是数据预处理过程,需在其他程序执行前首先执行

————————————————————————————————————————

Centrality_Analysis.py 是中心性分析及Pagerank的分析

————————————————————————————————————————

Degree.py Betweenness.py Closeness.py Pagerank.py 是4种基于中心性分析的启发式算法(python)
NewGreedy.py SingleDiscount.py DegreeDiscount.py 是[3]中提到的3种算法(python)

————————————————————————————————————————

plot_Influence.m 是作图的代码(MATLAB)

###实验结果                

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