China Five Major City's Communication In Overseas Self-Media

Beijing, Shanghai, Guangzhou, Chongqing, Tianjin are the windows that the world recognize China. Twitter is the most typical overseas self-media, it has great influence in the world. Researching the five cities communication in the twitter, on one hand,it can be as a case to explore and validate communication laws of the media; on the other hand, the research data and conclusions provide some ideas for the related government.The author take the five cities' Pinyin as keywords researching in twitter, then use Nvivo crawl tweets. After artificial handle the data that unrelated to the study, the author uses the SPSS Text Analytics for Surveys analyze the five cities' communicator's characteristics, communication content and emotional tendenciesFirstly, the author analyze the five cities' communicators' geographical location, the type of communicators and influence, and the subdivision of the influential communicators by data mining and sampling method. The results showed that there are positive correlation between the degree of internationalization and the number of communicators geographical location. Beijing's international level is the highest, followed by Shanghai, Guangzhou, Chongqing and Tianjin. Ordinary individuals are the main communicators of the five cities. When the cities spread in self-media, it has the obvious color of interpersonal communication. In the group users, besides media, enterprise, professionals and interested Panel occupy a large proportion.Then the author lists the high frequency word Top50 of the five cities by data mining. And the combines the overall outcome to research the communication content, including political, economic, social, cultural and recreational, ecological and the differences between different types of users' communication contents. The results showed that the communication contents of the five cities in twitter are congruous with the five cities' targeting. Overall, communicators are more concerned with five cities culture and entertainment. Events, sports, stars can quickly improve the visibility of the city.Finally, the author researches the communicators' emotional tendencies with the all samples and classified samples. The results showed that communicators' positive emotions are main in culture and entertainment, urban landscape and economic fields. Neutral emotions are main in political, social sphere. Negative emotions are main in the ecology. Overall, the self-media can help people establish a more positive image about China than traditional media.After analyze the communicators, communication content and communicator' sentiment, the author finds that the self-media has strong mixing characteristics, which will makes the cities' image more diversified and interesting. It can help communicators know the five cities from a variety of perspectives.