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The Design And Implementation Of A Personalized Course Resource Recommendation System

Posted on:2019-03-23Degree:MasterType:Thesis
Country:ChinaCandidate:M TianFull Text:PDF
GTID:2438330545993138Subject:Engineering
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At present,information technology is in a period of high-speed integration with the education industry.The traditional education methods are no longer able to meet the needs of modern people for personalized resources.In this context,personalized platform for sharing curriculum resources has emerged.This new curriculum resource sharing platform is constantly changing the traditional education model,and at the same time it has made the new education model better developed.However,as the number of resource-sharing platforms continues to increase,the number of network-sharing resources has also been steadily increasing year by year.This has led to an ever-increasing impact of the phenomenon of“information overload”and users need to find information they can use.It takes a lot of time and effort.At the same time,the complicated data information makes the user's interest constantly changing,and these online course platforms often only provide on-line teaching,students can not communicate offline with the teacher,which makes the learning effect greatly reduced.At the same time,in order to better manage curriculum resources,give full play to the practical value and utilization rate of college courses,and provide an efficient and convenient interface for students and curriculum resources to meet the different requirements of different students in learning.A curriculum resource recommendation system for students at school has important practical significance.The content-based recommendation algorithm can not solve the problem of user interest drift,the online curriculum resource sharing platform can not directly communicate with the offline classroom,and the traditional teaching platform in the content and form of a single,fixed and other issues,designed and implemented Personalized curriculum resource recommendation system.The main work of the dissertation includes the following four aspects:1.Through reading a large amount of literature,we have a deeper understanding of the existing recommendation algorithms;Through the browsing and referring to part of the curriculum sharing network platform,a preliminary study of the existing curriculum recommendation system;According to the results of market research and the characteristics of curriculum resources System requirements analysis.2.According to the previous needs analysis,to complete the overall design of the system,the main functional modules of the system include: user registration and login module,curriculum retrieval module,browsing history module,course recommendation module,learning data module,course scoring module andbackground management module Wait.3.According to the overall design of the system,a specific curriculum resource recommendation system is implemented.The system integrates the SSM framework in the Java EE platform,uses the result graph to show the functions of each module,explains the key code,and then performs system testing,thus completing the design and implementation of the entire curriculum resource recommendation system.4.Innovation of the paper:Firstly,this paper proposes a method to calculate similarity based on the similarity of course and user interest model,aiming at the problem of “user interest drifting” in the current content-based recommendation algorithm.Secondly,according to the actual characteristics and attributes of the school curriculum resources,the paper also uses the improved algorithm to design and implement a personalized curriculum resource recommendation system.Third,after the system is completed and put into use,it can solve the problem that the existing online course resource sharing platform cannot directly communicate with offline classrooms.
Keywords/Search Tags:recommended course, user interest model, cosine similarity, SSM framework
PDF Full Text Request
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