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学生综合素质测评指标的模糊识别

2016-08-23王辉

中国科技博览 2016年15期
关键词:测评实践德育

王辉

[摘 要]本文主要采用了模糊识别的方法对学生综合素质测评的各项成绩之间的相互影响程度进行了计算,为同学们如何全面的发展自我,提高自己的综合测评成绩提供了建议。

[关键词]综合素质 测评 德育 实践 指标 模糊识别

中图分类号:G40-051 文献标识码:A 文章编号:1009-914X(2016)15-0114-02

现在很多高校都采用综合素质测评的方法对在校生的综合表现做出评价。例如笔者所在学校,采用的就是综合测评成绩=学习成绩 60%+德育成绩 20%+实践成绩 20%的方法。学习成绩主要是学生个人每学期所有考试科目成绩的平均分;德育成绩指学生在出勤、卫生、内务等方面的分数,他主要反映了学生个人的学习、生活习惯;实践成绩来自于学生参加社团、班级、学院、社会活动以及获奖情况,属于业余生活范畴。通过观察学生综合测评成绩的统计结果,发现其各分项指标之间以及分项指标与总指标之间都存在一定的关联。现以本校某班为例,以模糊识别的方式进行说明。本校某班级2014-2015学年第一学期学生综合素质测评数据表:

两个模糊集、之间的接近程度可以用贴近度函数来描述,

距离贴近度:。

下面通过计算全班27位同学对应的4个综合素质测评指标之间的贴近度,来分析各综合素质评价指标之间相关程度的大小。首先27位同学对应的4个综合素质评价指标的相对隶属度值经过归一化处理后得到:

(学习成绩)=(0.044,0.040,0.043,0.033,0.030,0.028,0.039,0.035,0.032,0.027,0.029,0.046,0.045,0.041,0.037,0.030,0.038,0.026,0.027,0.033,0.036,0.039,0.043,0.034,0.036,0.042,0.031)

(德育成绩)=(0.042,0.038,0.044,0.035,0.030,0.040,0.038,0.034,0.034,0.032,0.029,0.043,0.045,0.033,0.046,0.029,0.036,0.028,0.043,0.040,0.037,0.039,0.041,0.032,0.036,0.045,0.031)

(实践成绩)=(0.035,0.034,0.040,0.033,0.036,0.036,0.044,0.031,0.032,0.029,0.042,0.046,0.039,0.032,0.041,0.029,0.038,0.028,0.041,0.045,0.043,0.040,0.034,0.030,0.038,0.043,0.037)

(综合成绩)=(0.043,0.039,0.044,0.034,0.032,0.033,0.041,0.035,0.033,0.029,0.032,0.046,0.045,0.038,0.041,0.030,0.038,0.027,0.034,0.038,0.039,0.040,0.042,0.034,0.037,0.044,0.033)

计算结果见下表,

各综合素质评价指标之间的相关程度:

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