The Analysis On The Filtering Method Of Adverse Information

Along with the rapidly increasing of the technology in communication, puzzles of the information’s safe on the web have been crushed out, especially the spreading out of the porn, the violence, and the counteraction, undermined society’s ethos badly, and have been effected most of juveniles seriously. It has been a problem and a challenge which many countries have to face to.In this paper,the main technology,algorithm and their advantages an d disadvantages for bad text and image filtering are systematically discu ssed and analyzed,and the data acquisition technology are analyzed.Through reviewing a num of domestic and oversea literature about text and image filtering and analyzing advanced filtering algorithms at h ome and abroad,the experimental results indicate that it is feasible to rea lize text and image where in the Internet detection by synthesizing proto col assembly or crawler data acquisition technology,keyword matching a nd semantic image recognition technology,etc.