====== identifyWeiboPostRelatedWithPerson(weibo_id, pid) ======
===== Description =====
Judge whether a weibo post is related to a certain person in the database or not.
===== Parameters =====
^ Parameters ^ Necessity ^ Type ^ Description ^
| weibo_id | required | string | the unique id for each weibo post |
| pid | required | int | the serial number of a certain person in the database |
===== Output =====
^ Parameters ^ Type ^ Description ^
| related | bool | True if the post is related to the person, false otherwise |
===== See Also =====
[[https://www.cse.cuhk.edu.hk/irwin.king/projs/clans/docs/extractfilterkeyword|extractfilterkeyword]]
===== Implementation =====
  - Find out which filter keywords that related to the person appeared in the post. 
  - Use the product of these keywords' weight as the weight of this post. 
  - Set the threshold as the weight product of the keywords that apeared in the stock name of the related company. 
  - If the weight of the post is larger than the threshold, then we take it as a related one. Otherwise, it will be labbeled as an unrelated one
===== Related Work =====
  * http://www.sciencedirect.com/science/article/pii/S0957417413001516
  * http://dl.acm.org/citation.cfm?id=1119181
  * http://dl.acm.org/citation.cfm?id=1060813
  * http://dl.acm.org/citation.cfm?id=1871689
  * http://dl.acm.org/citation.cfm?id=2124364