部落格好友關係之社會網路分析──以無名小站創作圖像分類為例

Using Social Network Analysis to Analyze Friend Relations for Creation-Image Category of Wretch Blog

部落格近來已成為個人發表作品、表達個人意見的最佳平台。經由部落格好友的轉載、分享，使得部落格的知名度大為提升，促使更多網友加入好友關係當中。其中所架構出來的線上社群關係，創造出不同於傳統社會網路分析的型態。本研究針對無名小站創作圖像部落格進行線上社群之好友關係分析，將部落格所擁有的好友清單與好友列表分為兩群組，利用社會網路指標分析兩好友型態的關係。實驗結果發現，使用者自行建構的好友列表，擁有比系統提供的好友清單更好的群聚性，此外中介性與重要程度高的部落格，可以加快影響其他部落格。本研究結果可提供線上社群網路網站未來發展部落格好友系統的策略，與部屬電子商務行銷對象時的參考。

In the recent years, blogs become the most popular platform to publish creative work and express personal opinions. Sharing and referring among blogs improves the blog popularity and further encourages people to join popular blogs into their friend list. This phenomenon makes the online community constructed by blog friendship is different from the conventional one. Therefore, this research analyzes the friend relationship among online community in “Wretch Blog”, especially in the category of creation-image. The subjects contain two types of friend relationships: the friend list and friend blogroll. The experiment shows that the user-defined blogroll clusters more tightly than the system-build friend list. Moreover, the blogs with higher betweenness and eigenvector value can propagate information more rapidly. The experiment result suggests the strategy to develop the blog friendship application for online social network service provider, and recommends valuable experience to promote e-commerce via blogs.