关键词过滤 meaning in Chinese

wordfilter

At the present time , the main research fields focus into filtering information by the key words in the world
目前，国内外对垃圾邮件过滤技术的研究主要集中于对邮件文本信息的关键词过滤。
The knowledge source which have relative stable form and glossary is analyzed , and the data mining step for this kind of knowledge is designed , viz . filter by key word - intercept - field specialist confirm . the standard glossary table and the " value " of each words is established , which enhance the expert system ability to knowledge acquisition and light the rough task of knowledge banks maintenance
分析了具有相对固定格式和术语的知识源，设计了适用于这类知识源的电子文本知识挖掘的步骤，即：关键词过滤?截词?专家确认；形成了专业用语的标准化表和标准词赋值表，增强了系统的知识获取能力，减轻了专家系统的知识系统维护。