Advertisement recognition method and computer readable storage media

The invention provides an advertisement recognition method and a computer readable storage media. The method comprises following steps of an advertisement identification step and an advertisement database update step; the advertisement identification step comprises reading nonsystematic message linguistic data to read at least user ID and linguistic data content; performing similarity coupling onread linguistic data and linguistic data in the advertisement database to determine whether the linguistic data is advertisement based on the similarity coupling results; the advertisement database update step comprises following steps: adding the nonsystematic message linguistic data which is determined as non-advertisement into online linguistic data database; obtaining sentence trunks of multiple pieces of linguistic data stored in the online linguistic data database; determining whether adding the sentence trunks in the advertisement database on the basis of the obtained presence frequencyof sentence trunks and us