Research On Readable Generation And Solution Of Junior High School Physics And Electricity Based On Visual Knowledge Representation

The intelligent educational physics platform based on visualization elements is an important research direction in the current open digital resource platform construction and independent interactive teaching and learning environment.It can show intuitively and efficiently the problems in the form of visualization,deduce the knowledge in physics subject completely with effective reasoning mechanism,and meet the needs of users for timely practice and feedback of knowledge with readable generation of problems and solutions.It has important research value and application prospect.Based on the physics platform of intelligent education,the research object is the knowledge of physics and electricity in junior middle school.This thesis first researches the establishment of visual knowledge element representation system,the choice of electrical knowledge representation which is easy to be processed by computer,and the establishment of knowledge base which is easy to be described and generated by problems.Secondly,the general circuit analysis algorithm is researched for the established electrical scene.Then the qualitative analysis based on the scene analysis algorithm and the automatic reasoning mechanism based on the forward reasoning are established.Finally,the readable generation of electrical problems and solutions is realized.The main content of this thesis are as follows:(1)Around the field of physical electricity,this thesis discusses the visual knowledge element and electrical knowledge representation method of electrical scene,and establishes the knowledge base which is easy to read problem and readable solution.(2)In order to solve the problems of complicated connection and unintuitive relationship of electrical scene under visual knowledge element representation,the paper studies theeffectiveness and the series and parallel analysis algorithm,and reconstructs the electrical scene.(3)Combined with the analysis process and conclusion of the electricity scene,the automatic reasoning mechanism of the intelligent education physical electricity platform is analyzed,designed and realized.(4)Based on the analysis process and conclusion of circuit and physical quantity,the readable generation of problem and solution is studied and designed.