Intelligent grouping method for group cooperative learning of students
A technology for students and groups, applied in the Internet field, can solve the problems of no grouping, inflexible basis of scientific data, etc., and achieve the effect of high flexibility
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[0015] The invention discloses a method for intelligent grouping of cooperative learning for student groups, and the specific steps are as follows:
[0016] (1) Data collection: Use information-based educational tools to collect students' classroom and extracurricular learning data, such as: test scores, number of quick answers, number of classroom notes recorded, and number of classroom notes viewed;
[0017] (2), z-score normalization: After transformation, the features of each dimension have 0 mean value and unit variance, also called z-score normalization (zero mean value normalization), the calculation method is to subtract the mean value from the feature value and divide it by the standard deviation;
[0018] (3) Feature selection: use the Pearson correlation coefficient to analyze the correlation between the independent variable and the dependent variable, and obtain the degree of correlation between the independent variable and the dependent variable according to the ca...
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