使用生成式机器学习模型潜在狄利克雷分配(Latent Dirichlet Allocation,LDA)识别帖子的内容主题。基于情感词典对每个帖子进行情感分析,并使用符号秩检验(Wilcoxon signed rank test)确定每个主题情感为积极或消极。使用自主设计的信息质量量表(评分...
使用生成式机器学习模型潜在狄利克雷分配(Latent Dirichlet Allocation,LDA)识别帖子的内容主题。基于情感词典对每个帖子进行情感分析,并使用符号秩检验(Wilcoxon signed rank test)确定每个主题情感为积极或消极。使用自主设计的信息质量量表(评分范围从-6到10,分数越高表示可靠性、可读性、准确性、时效性和实用性更好)...
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robotbenchmark is anonline applicationbased on Webots. It offers a series of robot programming challenges that address various topics across a wide range of difficulty levels. These benchmarks are provided for free as online simulations, based on a 100% free open source software stack. The perfo...
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30 minutes of Mathletics a week gave students a 9% advantage over their peers in national test scores Curriculum-aligned content lets students practice and revise core math concepts taught in class Develops critical thinking and problem-solving skills Offers access to ready-to-use lessons and...
30 minutes of Mathletics a week gave students a 9% advantage over their peers in national test scores Curriculum-aligned content lets students practice and revise core math concepts taught in class Develops critical thinking and problem-solving skills ...
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