Analysis And Design Of Online Examination Management Platform Based On Vision Marking

The requirements of education informatization and work automation are higher and higher in today’s society.All kinds of information management systems and computer-aided systems are used more and more frequently in the campus.For the school,the examination is an important link that every school cannot avoid.Therefore,all kinds of online examination systems and network examination systems are springing up in Colleges and universities.But these examination systems are often only designed for the examination process,and ignore the current situation that the traditional paper examination is still irreplaceable in the campus,and the business is not involved before the exam and after the exam,so the various examination systems on the market can not completely cover all the examination processes of the school.This paper introduces the significance of designing the whole system from the actual situation of "unreasonable management" and "tired teachers";This paper studies the application of online examination management system at home and abroad,and determines the research direction;Then,this paper analyzes the original business of Yunnan Vocational College of science and technology information,optimizes the original business,and plans a "more efficient,lower consumption" business process,and the specific functional modules are planned;then the paper makes a detailed analysis and research on each functional module;the visual marking function in the performance management module breaks through the barriers between "traditional" and "modern",this paper designs and Implementation an image matching function based on Perceptual Hash Algorithm,which is suitable for correcting traditional test papers,and has passed the test.Next,the paper makes a reasonable data analysis and designs the corresponding database table,At the end of this paper,we summarize the whole thesis writing process,point out the shortcomings and look forward to the future.