发明名称 |
SPAM ACCOUNT SCORE CALCULATION DEVICE, SPAM ACCOUNT SCORE CALCULATION METHOD AND PROGRAM |
摘要 |
PROBLEM TO BE SOLVED: To calculate a feature capable of appropriately discriminating a spam page even if the spam page is automatically generated.SOLUTION: A spam account score calculation device for calculating a score showing spam likelihood of an account name comprises: account language model generation means which calculates a frequency in spam and a frequency in non-spam for each token obtained by decomposing the account name, from aggregation of spam account names and non-spam account names, and stores it in an account language model DB as an account language model; and account evaluation means which calculates probability of spam and non-spam for each token in an estimation target account name on the basis of the account language model stored in the account language model DB and calculates a score showing spam likelihood of the estimation target account name on the basis of the probability. |
申请公布号 |
JP2014038392(A) |
申请公布日期 |
2014.02.27 |
申请号 |
JP20120178990 |
申请日期 |
2012.08.10 |
申请人 |
NIPPON TELEGR & TELEPH CORP <NTT> |
发明人 |
KAZUHARA YOSHIHIKO;KATAOKA RYOJI |
分类号 |
G06F17/30 |
主分类号 |
G06F17/30 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|