Research On E-mail Personalized Filter System

E-mail is the one of the most important internet communication means, but at the same time, that brings spam overflowing. Some kinds of anti-spam technique have been developing rapidly; however, there are several faults in it, e.g. not really user-oriented so that give rise to the fall rate and the junk mail filter doesn't work well. This paper tries to solve these problems by proposing the research of e-mail personalized filter system.The research of E-mail personalized filter system is based on co-operation together the two grades in the paper, that is, at the first grade it filters some comer spam by a group of filter, and at the second grade it filters the other spam more precision by designing some personalized filter. That method advances the precision of the filter system and reduces the fall rate and the miss rate, so meeting the demand of customer. In the research of this system, there is not totally autocephaly between the comer spam filter grade and the personalized spam filter grade, but there is some communication mechanism between the two grades, that improved the performance of the whole system.In the paper the author makes the following contribution on some related E-mail filter system research:Analyzing the spam overflow actuality, researching the latest E-mail filter products at home and abroad, indicating its'short, and based on those, presenting the techniques route of the personalized E-mail filter research;Taking apart the working principle of email system and some related protocol, researching some common E-mail filter methods and those models;Depicting the feature that the E-mail personalized filter system should belong, put forward a new research method to achieve the filter system and establish the whole system framework model of the personalized E-mail filter system;Aim at the framework model, analyzing the function of all modules, research the key techniques for achieving the E-mail personalized filter system;Achieving the main function of the filter system and put up related tests, validating the system performance.