中国电化教育
中國電化教育
중국전화교육
China Educational Technology
2015年
12期
97-104
,共8页
可视化%语义关联关系模型%关系构建%个性化资源推荐%学习元
可視化%語義關聯關繫模型%關繫構建%箇性化資源推薦%學習元
가시화%어의관련관계모형%관계구건%개성화자원추천%학습원
Visualization%Semantic Linked Relation Model%Relationship Building%Personalized Recommendation%Learning Cell
学习资源间丰富的关联关系可以实现资源的语义化组织,为智能化、个性化资源推荐提供知识基础,对于增加资源重用性、促进学习资源进化和提升学习有效性具有重要作用。然而,目前学习资源之间普遍缺乏关联,如何构建资源间语义关联关系是值得研究的问题。目前已有的学习对象关系模型如SCORM关系模型、基于教学设计理论和基于修辞结构理论的关系模型都是从单一的维度去描述学习对象间的关系,还未考虑到开放网络环境下用户的多样化、个性化资源组织实际需求,更缺乏可视化的语义关联关系构建平台。该文在系统梳理国内外学习资源间的关联关系构建研究现状基础上,综合考虑开放网络环境下用户实际学习资源关联需求,提出一种学习资源语义关联关系模型,分为两大关系维度:面向结构语义型关系和面向教学语义型关系,共集成了30种关系;在此基础上,设计Web可视化的语义关联关系构建平台,并在学习元平台中实现。可视化语义关联关系构建为后续学习资源的快速进化和智能化、个性化资源推荐服务提供一定的语义基础。
學習資源間豐富的關聯關繫可以實現資源的語義化組織,為智能化、箇性化資源推薦提供知識基礎,對于增加資源重用性、促進學習資源進化和提升學習有效性具有重要作用。然而,目前學習資源之間普遍缺乏關聯,如何構建資源間語義關聯關繫是值得研究的問題。目前已有的學習對象關繫模型如SCORM關繫模型、基于教學設計理論和基于脩辭結構理論的關繫模型都是從單一的維度去描述學習對象間的關繫,還未攷慮到開放網絡環境下用戶的多樣化、箇性化資源組織實際需求,更缺乏可視化的語義關聯關繫構建平檯。該文在繫統梳理國內外學習資源間的關聯關繫構建研究現狀基礎上,綜閤攷慮開放網絡環境下用戶實際學習資源關聯需求,提齣一種學習資源語義關聯關繫模型,分為兩大關繫維度:麵嚮結構語義型關繫和麵嚮教學語義型關繫,共集成瞭30種關繫;在此基礎上,設計Web可視化的語義關聯關繫構建平檯,併在學習元平檯中實現。可視化語義關聯關繫構建為後續學習資源的快速進化和智能化、箇性化資源推薦服務提供一定的語義基礎。
학습자원간봉부적관련관계가이실현자원적어의화조직,위지능화、개성화자원추천제공지식기출,대우증가자원중용성、촉진학습자원진화화제승학습유효성구유중요작용。연이,목전학습자원지간보편결핍관련,여하구건자원간어의관련관계시치득연구적문제。목전이유적학습대상관계모형여SCORM관계모형、기우교학설계이론화기우수사결구이론적관계모형도시종단일적유도거묘술학습대상간적관계,환미고필도개방망락배경하용호적다양화、개성화자원조직실제수구,경결핍가시화적어의관련관계구건평태。해문재계통소리국내외학습자원간적관련관계구건연구현상기출상,종합고필개방망락배경하용호실제학습자원관련수구,제출일충학습자원어의관련관계모형,분위량대관계유도:면향결구어의형관계화면향교학어의형관계,공집성료30충관계;재차기출상,설계Web가시화적어의관련관계구건평태,병재학습원평태중실현。가시화어의관련관계구건위후속학습자원적쾌속진화화지능화、개성화자원추천복무제공일정적어의기출。
The rich semantic relations between the learning resources can enhance the learning effectiveness and the increase of the resource reuse, and also help to promote the evolution of learning resources. However, at present, there are some models such as SCORM model, instructional design theory and relational model based on rhetorical structure theory that describe the relationship between learning objects from only a single dimension and lack of consideration of the actual needs of users under the open network environment. On the basis of the research on the relationship between the learning resources, this study proposes a model of the relationship between the learning resources, which is divided into two dimensions: the structural semantic oriented model and the semantic oriented teaching model. On the basis of this, the web visual platform of construction of the semantic relations is designed and implemented in the learning cell platform. The visual semantic relationships are semantic basis for the rapid evolution and intelligent personalized resource recommendation service.