融合知识需求的扩展主题图在E-learning中的应用

Integrating Knowledge Requirements into Topic Map for E-learning

本文针对传统教学中知识滞后学非所用的不足,结合E-learning环境可以便捷更新和获取学习资源的优势,提出一种融合知识需求的扩展主题图在E-learning中的应用方法,其采用Web信息抽取方法从招聘类网站获取知识需求并整合于传统主题图,形成一种扩展主题图模型用于E-learning的学习资源组织与导航,以热点的知识需求引导教育者更新知识体系有针对性的开发组织学习资源,引导学习者开展切实所需目的明确的在线学习.

The paper addressed the problem of people are learning hysteretic knowledge in traditional learning environment by an extended topic model which integrate knowledge requirements of society into E-learning environment.We can use web information extraction methods to grab knowledge requirements from job-list website and integrate it to the traditional topic map,to from an extended topic map model for the E-learning.The proposed model can be used to guide educators to update their outdated knowledge system based on requirements and guide learners to learn the valuable and required knowledge.