Microblog information dissemination key node recognition method based on improved PageRank algorithm
A technology of information dissemination and key nodes, applied in the field of data analysis, can solve public security threats and other issues, and achieve high stability, convenient and fast group discovery effect
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[0064] The invention provides a method for identifying key nodes of microblog information dissemination by improving the PageRank algorithm, comprising:
[0065] 1) First collect relevant propositions such as popular topics, hot search rankings, and public opinion on sensitive topics in the past three months, as well as related group information, use WEB crawler technology to collect user IDs of members in a micro-group, and obtain JSON files through the API interface Relevant parameters of microblog information in the format; by calling the microblog reading interface function "statuses / user_timeline" of the API, the list of microblogs published by the user can be obtained. The required fields to obtain include:
[0066] created_at string Weibo creation time
[0067] id int64 Weibo ID
[0068] idstr string Weibo ID of string type
[0069] text string Weibo information content
[0070] source string Weibo source
[0071] in_reply_to_status_id string Reply ID
[0072] use...
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