Bamman et. al., FIRST MONDAY 2012
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David Bamman, Brendan O'Connor and Noah A. Smith. 2012. Censorship and deletion practices in Chinese social media. In First Monday.
Online version
Censorship and Content Deletion in Chinese Social Media
Summary
This Paper attempts to characterize the practices of censorship and message deletion in Sina Weibo (Chinese counterpart of Twitter).
Message Deletion
To build a corpora of messages and their annotations (whether the message was deleted), the Weibo messages were queried over a period of three months. Later, it was checked if the message still existed in the present time. If not, it means that the message was deleted.
To analyse topics that are likely to be deleted, the authors calculate the term deletion rate for each term , defined as follows.
