试论一种新型在线教育资源大数据组织框架

A Novel Organizing Framework for the Online Education Resource Big Data

In the era of big data， online education faces several key challenges， i.e.， difficult organizing for the large amount of online education resources， obtaining resources through cross-platform environment without unified formal descriptions of heterogeneous resources， and hard retrieval without corrected relationships among resources. Therefore， how to construct an organizing framework for online education resources with adapting to the characteristics of bigdata environment and realize an innovation application pattern of online education resources is thes ignificant problem for online education. This paper presents a novel bigdata organizing framework for online education resource through an encyclopedic based framework， which comprises following features: first， online education resources are clustered and organized through their lightweight resource URL links in a bigdata compatible database; secondly， knowledge graph is introduced to achieve unified semantic descriptions of education resources， which can establish the semantic-level links among online education resources and also eliminate the ambiguity by the knowledge-based description through knowledge graph; finally， all online education resources are organized through Encyclopedia based entry and hierarchical directory approach to optimize the resource retrieval for users.