利用游戏log-file预测学生推理能力和数学成绩——机器学习的应用
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孙鑫, 黎坚, 符植煜
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Using game log-file to predict students' reasoning ability and mathematical achievement: An application of machine learning
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SUN Xin, LI Jian, FU Zhiyu
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表3 模型预测结果
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| 最优化目标 | F1 | 查准率 | 查全率 | 精确率 | | 推理能力 | | | | | | F1优先 | 68.83% | 74.40% | 61.19% | 63.46% | | 查准率优先 | 63.72% | 75.51% | 59.17% | 65.03% | | 查全率优先 | 65.01% | 74.91% | 63.10% | 64.21% | | 精确率优先 | 64.22% | 76.11% | 59.05% | 65.72% | | 数学成绩 | | | | | | F1优先 | 71.14% | 79.35% | 71.11% | 68.02% | | 查准率优先 | 75.57% | 83.07% | 73.33% | 73.70% | | 查全率优先 | 73.09% | 81.06% | 71.78% | 70.62% | | 精确率优先 | 71.65% | 80.19% | 69.67% | 69.44% |
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