Application of classified technology in higher vocational teaching quality evaluation

Traditional methods is too simple to in-depth study the internal relations between the evaluation result and the evaluation indexes.A method is proposed,which utilized the data mining technology to mine a lot of important information that hidden in the result of teaching quality evaluation,based on the teaching quality evaluation data of a polytechnic in Chongqing.Information gain ratio of the C4.5 algorithm is analyzed.The method construct a decision tree and extracts the relation between the title,degree,age and teaching quality evaluation result,then it is used for arranging the position of the teachers,and a good performance is obtained.