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Feeds That Matter A study of Bloglines subscriptions
Akshay Java, Tim Finin, Pranam Kolari, Tim Oates
General Statistics
• 83,204 publicly listed subscribers. • 2,786,687 feeds of which 496,879 are unique. • 26,2436 users (35%) use folders to organize subscriptions • Data collected in May 2006.
Tag Cloud Before Merge
The number of subscribers per feed follows a power law distribution.
The distribution of domains in the Bloglines dataset.
Tag cloud generated by using the folder names as labels (Top 200 folder names).
The number of folders per user. Most users tend to use modest number of folders.
Scatter plot showing the relation between the number of folders and the number of feeds subscribed. As more feeds are subscribed users tend to organize feeds into folders.
Applications
Feed Recommendations Finding Influential Feeds for a Topic.
Folder Names are used as a substitute for topics. Lower ranked folder merged into a higher ranked folder if there is an overlap and high cosine similarity.
Tag Cloud After Merge
Two feeds are similar if they are categorized under similar folder names. The above chart shows the feed recommendations and corresponding text based cosine similarity.
Leading Blogs on topic “Politics”. Seed set are top blogs in “politics” from bloglines and blog graph used is from Blogpulse dataset..
Tag cloud generated by merging related folders (Top 200 folder names).
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