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基于KNN算法的教学质量评价模型建立

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针对当前教学质量评价存在主观性较强的不足,基于K-最近邻(K-nearest neighbor,KNN)算法,提出教学质量评价模型.确立教学质量评价体系;以教学督导的评价数据为样本数据,通过交叉验证求解最近邻算法参数K的最佳值,从而建立教学质量评价模型.模型以专家数据为样本,评价精度高,评价结果具有较高的可靠性,能根据相关指标快速产生评价等级,提高了教学质量评价效率,使教学质量评价更加客观全面.
Establishment of teaching quality evaluation model based on KNN algorithm
Aiming at the shortcomings of subjectivity in current teaching quality evaluation,this paper proposes a teaching quality evaluation model based on the principle of nearest neighbor algorithm classification.Firstly,the evaluation system of teaching quality is established.Then,taking the evaluation data of teaching supervi-sion as sample data,the best value of parameter K of K-nearest neighbor(KNN)algorithm is solved through cross verification,so as to establish the teaching quality evaluation model.Since the model takes expert data as samples,it has high evaluation accuracy.The evaluation results of the model are highly reliable and it can quickly generate evaluation grades according to relevant indicators,which not only improves the efficiency of teaching quality evaluation,but also makes teaching quality evaluation more objective and comprehensive.

teaching quality evaluationK-nearest neighbor(KNN)algorithmgross verification

张晓东、张晓晓

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宁德师范学院机电工程学院,福建宁德 352100

武汉城市职业学院学前教育学院,湖北武汉 430000

教学质量评价 K-最近邻(KNN)算法 交叉验证

宁德师范学院教改项目宁德师范学院师范教育亮色工程专项

JG20220372022ZX202

2024

宁德师范学院学报(自然科学版)
宁德师范学院

宁德师范学院学报(自然科学版)

影响因子:0.303
ISSN:2095-2481
年,卷(期):2024.36(3)